toroidal power - API Tech - API...
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toroidalpower
transformersThe closed ring shape of a toroidal transformer eliminates air gaps inherent in the construction of an E-I core. The primary and secondary coils are often wound concentrically to cover the entire surface of the core, which provides screening to minimize the core’s magnetic field from generating electromagnetic interference.Toroidal transformers are more efficient than laminated E-I types for a similar power level. Other advantages compared to E-I types, include smaller size (about half), lower weight (about half), less mechanical hum (making them superior in audio amplifiers), lower exterior magnetic field (about one tenth), low off-load losses (making them more efficient in standby circuits), single-bolt mounting, and greater choice of shapes.API Technologies winds their own silicon steel cores to ensure that the grain boundaries are optimally aligned, improving the transformer's efficiency by reducing the core’s reluctance.Ferrite toroidal cores are typically used at higher frequencies, between a few tens of kilohertz to hundreds of megahertz, to reduce losses, physical size, and weight of inductive components.Other core types offered (but not limited to) are Iron Powder (higher permeability), Moly Permalloy (for higher accuracy), Carpenter 49 alloy (for low loss and low distortion) and 3% silicon steel alloy (which takes up to 4 times more voltage than Moly Permalloy).
Toroidal Power Tranformers
Heavy Duty 50/60 Hz 50/60 Hz, 100-240 V .......................................... PT2-PT3 60 Hz, 100-240 V ................................................. PT4-PT6 50/60 Hz, 115-230 V .......................................... PT6-PT8 60 Hz, 115-230 V ...............................................PT9-PT11
Europe ER Series 50/60 Hz, 5-15,000 V .................................... PT12-PT14
US FR Series 60 Hz, 120 V ..................................................... PT15-PT17
Military DR Series 400 Hz, 115-230 V .......................................... PT18-PT23
Precision Transformers 400 Hz ............................................................................PT24
• Convert power-level voltages from one level or phase configuration
• Lower magnetic leakage, lower electrical noise and mechanical hum
• Excellent as isolation step-down and high voltage step-up transformers, autotransformer, ferroresonant transformer and smoothing inductor
PT1
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Toroidal Power Transform
ers
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS
Dimensions and Construction
Advantages of Toroidal Power Transformers
• Lower mechanical hum• Lower electrical noise• Lower magnetic leakage• Easier to electrostatically shield• Lower weight• Smaller dimensions• Higher efficiency• Price competitive vs. laminated transformers
International Primary ConfigurationsDimensions in inches
Part No. Secondary
Power VA
No Load Voltage
V
Load Voltage
V
Load Current
A
Dimensions*
OD Nom
HT Inch
58116
13.9 12 0.52 1
5812 17.4 15 0.45820
8
10.4 9 0.89
2.2 15821 13.9 12 0.675822 17.4 15 0.535826 34.8 30 0.275830
12
11.6 10 1.2
2.3 1.1
5832 17.4 15 0.85835 34.8 30 0.45829 2x7 2x6 15836 2x10.5 2x9 0.675837 2x13.9 2x12 0.55838 2x17.4 2x15 0.45839 2x20.9 2x18 0.335840 2x27.8 2x24 0.255841 2x32.5 2x28 0.215845
20
11.6 10 2
2.6 1.25846 13.9 12 1.75849 27.7 24 0.835850 34.7 30 0.675844 2x7 2x6 1.7
Voltage 100 V 120 V 220 V 240 VInput 1 & 5 1 & 2 1 & 4 1 & 4
Connection 1 & 3 2 & 4
1 & 3 2 & 4 5 & 3 2 & 3
50/60 Hz Primary Voltages 100 – 240 V
Part No. Secondary
Power VA
No Load Voltage
V
Load Voltage
V
Load Current
A
Dimensions*
OD Nom
HT Inch
5851
20
2x11.6 2x10 1
2.6 1.25853 2x17.3 2x15 0.675854 2x20.7 2x18 0.565855 2x27.7 2x24 0.385856 2x32.4 2x28 0.355862
25
17.3 15 1.7
2.6 1.3
5864 27.7 24 15865 34.7 30 0.835859 2x7 2x6 25866 2x11.6 2x10 1.255868 2x17.3 2x15 0.835869 2x20.7 2x18 0.695870 2x27.7 2x24 0.525873
40
27.2 24 1.66
3 1.3
5874 34.2 30 1.335876 2x13.6 2x12 1.675877 2x17.1 2x15 1.335878 2x20.5 2x18 1.115879 2x22.8 2x20 15880 2x27.2 2x24 0.833
HT
OD
Black
GrayBrown
Blue
White
Red
RedYellow
Yellow
HT
OD
Black
GrayBrown
Blue
White
Red
RedYellow
Yellow
PT2
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HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 50/60 Hz Primary Voltages 100 – 240 V
Part No. Secondary
Power VA
No Load Voltage
V
Load Voltage
V
Load Current
A
Dimensions*
OD Nom
HT Inch
5885
60
17 15 4
3.1 1.4
5886 27 24 2.55887 33.4 30 25882 40.5 36 1.675883 47.4 42 1.435884 2x6.8 2x6 55891 2x20.4 2x18 1.675892 2x27 2x24 1.255893 2x33.4 2x30 15901
80
16.8 15 5.33
3.6 1.5
5902 20.2 18 4.445903 26.8 24 3.335904 33.6 30 2.675905 2x9 2x8 55906 2x16.8 2x15 2.675907 2x20.2 2x18 2.225908 2x26.8 2x24 1.675909 2x33.6 2x30 1.335911
100
26.8 24 4.16
3.6 1.5
5912 33.6 30 3.335913 47 42 2.385919 2x20 2x18 2.785920 2x24.5 2x22 2.275923 2x31.2 2x28 1.795921 2x33.5 2x30 1.675922 133.5 120 0.8335925
120
26.5 24 5
4 1.5
5926 33.2 30 45927 66.5 60 25933 2x20 2x18 3.335934 2x26.5 2x24 2.55937 2x39.8 2x36 1.675939
160
13.2 12 13.3
4.2 1.9
5940 26.5 24 6.675941 39.8 36 4.445942 66.5 60 2.675943 2x66.4 2x60 1.335944 2x33 2x30 2.675950
250
13 12 20.8
4.6 2
5951 26.5 24 10.45952 2x26.5 2x24 5.215953 2x33 2x30 4.175954 2x66 2x60 2.085955 2x53 2x48 2.65960
320
13 12 26.7
4.9 2.25961 26 24 13.35962 32.5 30 10.75963 52 2x48 3.335964 2x65 2x60 2.675966
400
12.9 12 33.4
5.2 2.3
5967 25.8 24 16.75968 64.8 60 6.75969 38.6 2x36 5.565970 40.7 2x38 5.15971 51.6 2x48 4.04
Part No. Secondary
Power VA
No Load Voltage
V
Load Voltage
V
Load Current
A
Dimensions*
OD Nom
HT Inch
5973
600
2x25.7 2x24 12.5
5.6 2.7
5974 2x29.7 2x28 10.75975 2x35 2x33 9.095976 2x40.3 2x38 7.85977 2x51 2x48 6.25978 2x64 2x60 55982
800
2x31.6 2x30 13.3
6.4 2.75981 2x50.5 2x48 8.35983 2x63.4 2x60 6.75984 2x126.5 2x120 3.35980
12002x31.4 2x30 20
6.6 3.35985 2x63 2x60 105986 2x125 2x120 55987
20002x49.8 2x48 20.8
7.3 4.45988 2x62.4 2x60 16.75989 2x124.5 2x120 8.35280
50002x62.2 2x60 41.6
10.87 4.255281 2x124 2x120 20.85290
75002x61.5 2x60 62.5
12.62 4.255291 2x122.5 2x120 31.25295
10,0002x61.5 2x60 83.3
14.75 5.255296 2x122.5 2x120 41.6
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.Notes: Dimensions stated are based on perfect windings not always achievable. Electrical data accurate to within ±6%.
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs
PT3
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Toroidal Power Transform
ers
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 60 Hz Primary Voltages 100 – 240 V
Part Number
Output Power
VA
No Load Voltage
Volts
Load Voltage
Volts
Load Current
Amp
DCR @ 20°C
Core Loss W
Copper Loss
W
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%6810
7.5
10.9 9 0.833 1.06 0.101 1.33
2.0 x
1.00.38
21.16811 14.5 12 0.625 1.76 0.101 1.28 20.36812 18.1 15 0.5 2.8 0.101 1.29 20.56813 21.8 18 0.417 4.23 0.101 1.33 21.26814 29 24 0.313 7.12 0.101 1.29 20.46815 34 28 0.268 10.4 0.101 1.34 21.46820
10
10.8 9 1.11 0.747 0.123 1.67
2.2 x
1.00.45
19.86821 14.3 12 0.833 1.25 0.123 1.61 19.16822 17.9 15 0.667 1.96 0.123 1.61 19.26823 21.7 18 0.555 3.02 0.123 1.68 206824 28.6 24 0.417 5 0.123 1.6 19.16825 32.9 28 0.357 5.75 0.123 1.44 17.26830
15
10.75 9 1.66 0.434 0.16 2.41
2.3 x
1.10.61
19.26831 14.8 12 1.25 0.95 0.16 2.78 21.96832 18.4 15 1 1.5 0.16 2.78 21.96833 21.6 18 0.833 1.75 0.16 2.43 206834 28.5 24 0.625 2.92 0.16 2.34 18.66835 33.6 28 0.536 4.37 0.16 2.48 196836 2x10.8 2x9 0.833 2x0.878 0.16 2.45 19.46837 2x14.2 2x12 0.625 2x1.45 0.16 2.33 18.66838 2x17.9 2x15 0.5 2x2.33 0.16 2.38 18.86839 2x21.6 2x18 0.417 2x3.51 0.16 2.44 19.36840 2x28.6 2x24 0.313 2x5.91 0.16 2.36 18.76841 2x33.47 2x28 0.268 2x8.59 0.16 2.44 19.56845
25
10.6 9 2.78 0.252 0.205 3.58
2.6 x
1.20.82
17.86846 14.5 12 2.08 0.547 0.205 4.07 206847 18.1 15 1.66 0.865 0.205 4.1 20.36848 21.2 18 1.39 1.01 0.205 3.6 17.96849 28.2 24 1.04 1.68 0.205 3.46 17.26850 33 28 0.89 2.49 0.205 3.62 186851 2x10.7 2x9 1.39 2x0.51 0.205 3.62 186852 2x14.1 2x12 1.04 2x0.84 0.205 3.46 17.26853 2x17.6 2x15 0.833 2x1.33 0.205 3.48 17.36854 2x21.2 2x18 0.69 2x2.03 0.205 3.6 17.96855 2x28.2 2x24 0.52 2x3.4 0.205 3.47 17.36856 2x33.2 2x28 0.45 2x5.01 0.205 3.64 18.16860
30
10.5 9 3.33 0.183 0.24 4.03
2.6 x
1.30.9
166861 13.9 12 2.5 0.306 0.24 3.89 15.46862 17.3 15 2 0.479 0.24 3.89 15.56863 21 18 1.66 0.731 0.24 4.03 166864 27.8 24 1.25 1.23 0.24 3.91 15.56865 32.6 28 1.07 1.8 0.24 4.07 16.26866 2x10.5 2x9 1.66 2x0.366 0.24 4.03 166867 2x13.9 2x12 1.25 2x0.615 0.24 3.91 15.56868 2x17.4 2x15 1 2x0.961 0.24 3.89 15.56869 2x17.4 2x18 0.833 2x1.47 0.24 4.04 166870 2x27.8 2x24 0.625 2x2.45 0.24 3.88 15.46871 2x32.6 2x28 0.536 2x3.65 0.24 4.09 16.36875
50
2x10.4 2x9 2.78 2x0.218 0.318 6.64
3.0 x
1.31.3
15.96876 2x13.9 2x12 2.08 2x0.367 0.318 6.48 15.46877 2x17.3 2x15 1.66 2x0.575 0.318 6.46 15.46878 2x20.9 2x18 1.39 2x0.879 0.318 6.66 15.96879 2x27.8 2x24 1.04 2x1.46 0.318 6.45 15.36880 2x32.7 2x28 0.893 2x2.18 0.318 6.79 16.16885
7517.2 15 5 0.196 0.415 8.88 3.1
x 1.4
1.614.1
6886 27.7 24 3.125 0.504 0.415 8.96 14.16887 34.6 30 2.5 0.793 0.415 8.99 14.2
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.Notes: Dimensions stated are based on perfect windings not always achievable. Electrical data accurate to within ±6%.PT4
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Toro
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HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS
Part Number
Output Power
VA
No Load Voltage
Volts
Load Voltage
Volts
Load Current
Amp
DCR @ 20°C
Core Loss W
Copper Loss
W
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%6888
75
2x10.4 2x9 4.16 2x0.15 0.415 9.25
3.1 x
1.41.6
14.76889 2x13.8 2x12 3.125 2x0.252 0.415 8.96 14.16890 2x17.3 2x15 2.5 2x0.397 0.415 8.99 14.26891 2x20.7 2x18 2.08 2x0.6 0.415 9.25 14.66892 2x27.5 2x24 1.56 2x1.01 0.415 8.93 14.26893 2x34.4 2x30 1.25 2x1.58 0.415 8.95 14.26900
100
13.6 12 8.33 0.075 0.524 10.4
3.6 x
1.52.2
12.36901 16.9 15 6.66 0.118 0.524 10.4 12.46902 20.4 18 5.55 0.179 0.524 10.8 12.86903 27.1 24 4.17 0.299 0.524 10.4 12.36904 33.7 30 3.33 0.47 0.524 10.4 12.46905 2x9.5 2x8.5 5.88 2x0.660 0.524 9.67 11.56906 2x16.9 2x15 3.33 2x0.236 0.524 10.5 12.46907 2x20.4 2x18 2.78 2x0.358 0.524 10.8 12.86908 2x26.9 2x24 2.08 2x0.595 0.524 10.3 12.36909 2x33.8 2x30 1.67 2x0.950 0.524 10.4 12.46915
120
20.5 18 6.66 0.152 0.67 11.4
3.6 x
1.52.4
136916 25 22 5.45 0.23 0.67 11.6 13.36917 2x13.7 2x12 5 2x0.128 0.67 11 12.66918 2x17 2x15 4 2x0.2 0.67 11.11 12.66919 2x20.4 2x18 3.33 2x0.3 0.67 11.4 136920 2x25 2x22 2.73 2x0.47 0.670 11.6 136921 2x34.1 2x30 2 2x0.8 0.670 11.2 12.6
6922 2x1352x110,
1200.5 2x12.9 0.67 11.1 12.7
6930
150
2x9.6 2x8.5 8.82 2x0.039 0.806 20
4.0 x
1.52.8
136931 2x13.6 2x12 6.25 2x0.07 0.806 20 136932 2x17 2x15 5 2x0.11 0.806 20 136933 2x20.5 2x18 4.17 2x0.16 0.806 20 136934 2x27.1 2x24 3.13 2x0.28 0.806 20 136935 2x34 2x30 2.5 2x0.45 0.806 20 13
6936 2x1352x110,
1200.625 2x7.1 0.806 20 13
6940
200
2x9.3 2x8.5 11.76 2x0.0253 1.03 13.1
4.2 x
1.94.4
7.76941 2x12.9 2x12 8.33 2x0.0443 1.03 12 7.26942 2x19.3 2x18 5.56 2x0.106 1.03 1.24 7.46943 2x23.7 2x22 4.55 2x0.164 1.03 12.7 7.66944 2x32.2 2x30 3.33 2x0.28 1.03 12.1 7.2
6945 2x128.92x110,
1200.833 2x4.5 1.03 12.1 7.2
6950
300
28.6 26.5 11.3 0.074 1.69 22.5
4.6 x
2.05.7
7.56951 2x9.15 2x8.5 17.6 0.03 1.69 20.5 6.96952 2x28.3 2x26.5 5.67 0.294 1.69 20.8 76953 2x35.3 2x33 4.55 0.366 1.69 18.5 6.26954 2x56.6 2x53 2.63 0.935 1.69 16.9 6.26955 2x70.5 2x66 2.27 1.47 1.69 18.5 6.26960
400
2x38.2 2x36 5.55 2x0.170 1.72 204.9 x
2.26.9
5.96961 2x40.5 2x36 5.26 2x0.180 1.72 19.5 5.66962 2x51 2x46 4.17 2x0.287 1.72 19.4 5.8
6963 2x127.52x110,
1201.67 2x1.81 1.72 19.5 5.8
6967
500
2x25.5 2x24 10.42 2x0.058 1.84 24.35.2 x
2.38
5.86968 2x31.9 2x30 8.33 2x0.091 1.84 24.4 5.86969 2x34.8 2x33 7.58 2x0.099 1.64 23.1 5.56970 2x40.5 2x38 6.58 2x0.146 1.84 24.5 5.86971 2x51 2x48 5.2 2x0.231 1.84 24.3 5.8
60 Hz Primary Voltages 100 – 240 V
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.Notes: Dimensions stated are based on perfect windings not always achievable. Electrical data accurate to within ±6%.
PT5
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Toroidal Power Transform
ers
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 60 Hz Primary Voltages 100 – 240 V
Part Number
Output Power
VA
No Load Voltage
Volts
Load Voltage
Volts
Load Current
Amp
DCR @ 20°C
Core Loss W
Copper Loss
W
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%6972
5002x63.7 2x60 4.17 2x0.365 1.84 24.5 5.2
x 2.3
85.8
6973 2x127.52x110,
1202.08 2x1.46 1.64 24.5 5.8
6976
750
2x31.8 2x30 12.5 2x0.0505 2.62 30.65.6 x
2.711.2
4.86977 2x50.5 2x48 7.81 2x0.127 2.62 30 4.66978 2x63.3 2x60 6.25 2x0.2 2.62 30.3 4.6
6979 2x1262x110,
1203.13 2x0.8 2.62 30.1 4.8
6982
1K
2x31.1 2x30 16.66 2x0.0283 3.52 30.16.4 x
2.715.5
3.66983 2x62.3 2x60 8.33 2x0.113 3.52 30.100 3.6
6984 2x124.62 x110,
1204.17 2x0.454 3.52 30.1 3.6
6987
2.5K
2x49.3 2x48 26 2x0.0214 7.71 56.37.3 x
4.432
2.76988 2x62.2 2x60 20.8 2x0.0335 7.71 56.1 2.7
6989 2x123.32x110,
12010.4 2x0.133 7.71 55.5 2.7
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
2001
6
9 0.67
2.2 x
1.10.44 19
2002 12 0.52003 15 0.42004 18 0.332005 24 0.252006 28 0.212021
8
9 0.88
2.4 x
1.10.53 18
2022 12 0.672023 15 0.532024 18 0.442025 24 0.332026 28 0.28
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Dimensions stated are based on perfect windings not always achievable. Electrical data accurate to within ±6%.
Dimensions and ConstructionInternational Primary Configurations Dimensions in inches
Voltage 115 V 230 VInput 1 & 2 1 & 4
Connection 1 to 3 & 2 to 4 2 to 3
.50˝12
A
8: Yellow7: Yellow6: Red5: Red
OD
HT
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: Brown3: Blue4: White
Red
Red
Yellow
YellowBrown
Black
115 VAC50/60 Hz.
White
Blue
115 VAC50/60 Hz.
7
8
.50˝12
A
8: Yellow7: Yellow6: Red5: Red
OD
HT
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: Brown3: Blue4: White
Red
Red
Yellow
YellowBrown
Black
115 VAC50/60 Hz.
White
Blue
115 VAC50/60 Hz.
7
8
50/60 Hz Primary Voltages 115 – 230 V
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
2041
12
9 1.33
2.5 x
1.10.72 15
2042 12 12043 15 0.82044 18 0.672045 24 0.52046 28 0.432047 2x9 0.672048 2x12 0.52049 2x15 0.42050 2x18 0.332051 2x24 0.252052 2x28 0.21
208V, 220 or 230 VAC primary on request
PT6
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Toro
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HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 50/60 Hz Primary Voltages 115 – 230 V
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
2061
20
9 2.22
2.8 x
1.20.92 16
2062 12 1.672063 15 1.332064 18 1.112065 24 0.832066 28 0.712067 2x9 1.112068 2x12 0.832069 2x15 0.672070 2x18 0.5552071 2x24 0.422072 2x28 0.362081
25
9 2.78
2.8 x
1.31.1 15
2082 12 2.082083 15 1.672084 18 1.392085 24 1.042086 28 0.892087 2x9 1.392088 2x12 1.042089 2x15 0.832090 2x18 0.692091 2x24 0.522092 2x28 0.452101
40
9 4.44
3.2 x
1.31.5 15
2102 12 3.332103 15 2.672104 18 2.222105 24 1.672106 28 1.432107 115 0.352108 2x9 2.222109 2x12 1.672110 2x15 1.332111 2x18 1.112112 2x24 0.832113 2x28 0.712114 2x48 0.422115 2x57.5 0.352116 2x115 0.172121
60
9 6.66
3.3 x
1.41.9 13
2122 12 52123 15 42124 18 3.332125 24 2.52126 28 2.142127 115 0.522128 2x9 3.332129 2x12 2.52130 2x15 22131 2x18 1.662132 2x24 1.252133 2x28 1.072134 2x48 0.632135 2x57.5 0.522136 2x115 0.26
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
2141
80
9 8.88
3.8 x
1.42.5 13
2142 12 6.662143 15 5.332144 18 4.442145 24 3.332146 28 2.862147 115 0.72148 2x9 4.442149 2x12 3.332150 2x15 2.672151 2x18 2.122152 2x24 1.672153 2x28 1.432154 2x48 0.832155 2x57.5 0.72156 1x115 0.352161
100
9 11.11
3.8 x
1.42.5 16
2162 12 8.332163 15 6.662164 18 5.552165 24 4.172166 28 3.572167 115 0.872168 2x9 5.562169 2x12 4.172170 2x15 3.332171 2x18 2.782172 2x24 2.082173 2x28 1.792174 2x48 1.042175 2x57.5 0.872176 2x115 0.432181
120
9 13.33
4.2 x
1.53.3 13
2182 12 102183 15 82184 18 6.662185 24 52186 28 4.292187 115 1.042188 2x9 6.662189 2x12 52190 2x15 42191 2x18 3.332192 2x24 2.52193 2x28 2.142194 2x48 1.252195 2x57.5 1.042196 2x115 0.522201
160
9 17.77
4.5 x
1.94.9 8
2202 12 13.332203 15 10.662204 18 8.882205 24 6.662206 28 5.712207 115 1.392208 2x9 8.892209 2x12 6.67
PT7
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
2210
160
2x15 5.33
4.5 x
1.94.9 8
2211 2x18 4.442212 2x24 3.332213 2x28 2.862214 2x48 1.672215 2x57.5 1.392216 2x115 0.72222
250
12 20.83
4.8 x
2.06.2 8
2223 15 16.672224 18 13.892225 24 10.412226 28 8.932227 115 2.172228 2x9 13.882229 2x12 10.412230 2x15 8.332231 2x18 6.942232 2x24 5.22233 2x28 4.462234 2x48 2.62235 2x57.5 2.172236 2x115 1.092243
320
15 21.33
5.2 x
2.28.1 6
2244 18 17.782245 24 13.332246 28 11.422247 115 2.782248 2x9 17.772249 2x12 13.332250 2x15 10.672251 2x18 8.892252 2x24 6.672253 2x28 5.712254 2x48 3.332255 2x57.5 2.782256 2x115 1.392264
400
18 22.22
5.5 x
2.39.4 6
2265 24 15.672266 28 14.282267 115 3.482268 2x9 22.222269 2x12 16.672270 2x15 13.332271 2x18 11.112272 2x24 8.332273 2x28 7.142274 2x48 4.172275 2x57.5 3.482276 2x115 1.742285
600
24 25
6.0 x
2.713.2 5
2286 28 21.422287 115 5.222289 2x12 252280 2x15 202291 2x18 16.672292 2x24 12.5
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
2293
600
2x28 10.716.0 x
2.713.2 5
2294 2x48 6.252295 2x57.5 5.222296 2x115 2.612307
800
115 6.96
6.8 x
2.716.8 4
2311 2x18 22.222312 2x24 16.672313 2x28 14.282314 2x48 8.332315 2x57.5 6.962316 2x115 3.482327
1200
115 10.43
7.1 x
3.4 22 4
2332 2x24 25.02333 2x28 21.422334 2x48 12.52335 2x57.5 10.432336 2x115 5.222347
2000
115 17.397.8 x
4.436 3
2354 2x48 20.832355 2x57.5 17.392356 2x115 8.7
2376 5000 2 x 115 21.7410.5
x 5.0
77 2
2396 7500 2x115 32.5111.7
x 6.0
116 2
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 50/60 Hz Primary Voltages 115 – 230 V
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs.
PT8
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Mechanical dimensions and electrical data accurate to within ±3%.
+1 814.474.1571 • eis.apitech.com/magnetics
Toro
idal
Pow
er T
rans
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ers
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 60 Hz Primary Voltages 115 – 230 V
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
1001
7.5
9 0.83
2.2 x
1.10.41 21
1002 12 0.631003 15 0.51004 18 0.421005 24 0.311006 28 0.271021
10
9 1.11
2.4 x
1.10.53 20
1022 12 0.831023 15 0.671024 18 0.561025 24 0.421026 28 0.361041
15
9 1.67
2.5 x
1.10.64 19
1042 12 1.251043 15 11044 18 0.831045 24 0.631046 28 0.541047 2x9 0.831048 2x12 0.631049 2x15 0.51050 2x18 0.421051 2x24 0.311052 2x28 0.271061
25
9 2.78
2.8 x
1.20.85 18
1062 12 2.081063 15 1.671064 18 1.391065 24 1.041066 28 0.891067 2x9 1.391068 2x12 1.041069 2x15 0.831070 2x18 0.691071 2x24 0.521072 2x28 0.45
Dimensions and ConstructionInternational Primary Configurations Dimensions in inches
Voltage 115 V 230 VInput 1 & 2 1 & 4
Connection 1 to 3 & 2 to 4 2 to 3
.50˝12
A
6: Yellow5: Yellow4: Red3: Red
OD
HT
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: White
White
Red
Red
Yellow
Yellow
Black
115 VAC60 Hz.
.50˝12
A
6: Yellow5: Yellow4: Red3: Red
OD
HT
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: White
White
Red
Red
Yellow
Yellow
Black
115 VAC60 Hz.
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
1081
30
9 3.33
2.8 x
1.30.98 16
1082 12 2.51083 15 21084 18 1.671085 24 1.251086 28 1.071087 2x9 1.671088 2x12 1.251089 2x15 11090 2x18 0.831091 2x24 0.631092 2x28 0.541101
50
9 5.56
3.2 x
1.31.34 16
1102 12 4.171103 15 3.331104 18 2.781105 24 2.081106 28 1.791107 115 0.431108 2x9 2.781109 2x12 2.081110 2x15 1.671111 2x18 1.391112 2x24 1.041113 2x28 0.891114 2x48 0.521115 2x57.5 0.431116 2x115 0.221121
75
9 8.33
3.3 x
1.41.74 14
1122 12 6.251123 15 51124 18 4.171125 24 3.131126 28 2.681127 115 0.651128 2x9 4.17
PT9
208V, 220 or 230 VAC primary on request
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 60 Hz Primary Voltages 115 – 230 V
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
1129
75
2x12 3.13
3.3 x
1.41.74 14
1130 2x15 2.51131 2x18 2.081132 2x24 1.561133 2x28 1.341134 2x48 0.781135 2x57.5 0.651136 2x115 0.331141
100
9 11.11
3.8 x
1.42.24 12
1142 12 8.331143 15 6.671144 18 5.551145 24 4.171146 28 3.571147 115 0.871148 2x9 5.551149 2x12 4.171150 2x15 3.331151 2x18 2.781152 2x24 2.081153 2x28 1.791154 2x48 1.041155 2x57.5 0.871156 2x115 0.431161
120
9 13.33
3.8 x
1.42.24 14
1162 12 101163 15 81164 18 6.671165 24 51166 28 4.291167 115 1.041168 2x9 6.671169 2x12 51170 2x15 41171 2x18 3.331172 2x24 2.51173 2x28 2.141174 2x48 1.251175 2x57.5 1.041176 2x115 0.521181
150
9 16.67
4.2 x
1.53.56 8
1182 12 12.51183 15 101184 18 8.331185 24 6.251186 28 5.361187 115 1.31188 2x9 8.331189 2x12 6.251190 2x15 51191 2x18 4.171192 2x24 3.131193 2x28 2.681194 2x48 1.561195 2x57.5 1.31196 2x115 0.65
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
1201
200
9 22.22
4.5 x
1.94.3 7
1202 12 16.671203 15 13.331204 18 11.111205 24 8.331206 28 7.141207 115 1.741208 2x9 11.111209 2x12 8.331210 2x15 6.671211 2x18 5.561212 2x24 4.171213 2x28 3.571214 2x48 2.081215 2x57.5 1.741216 2x115 0.891222
300
12 25
4.8 x
2.05.2 6
1223 15 201224 18 16.671225 24 12.51226 28 10.711227 115 2.611228 2x9 16.671229 2x12 12.51230 2x15 101231 2x18 8.331232 2x24 6.251233 2x28 5.361234 2x48 3.131235 2x57.5 2.611236 2x115 1.31243
400
15 26.67
5.2 x
2.27.2 6
1244 18 22.221245 24 16.671246 28 14.291247 115 3.481248 2x9 22.221249 2x12 16.671250 2x15 13.331251 2x18 11.111252 2x24 8.331253 2x28 7.141254 2x48 4.171255 2x57.5 3.481256 2x115 1.741263
500
15 33.33
5.2 x
2.38.2 6
1264 18 27.781265 24 20.831266 28 17.861267 115 4.351268 2x9 27.781269 2x12 20.831270 2x15 16.671271 2x18 13.891272 2x24 10.421273 2x28 8.93
PT10
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Toro
idal
Pow
er T
rans
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ers
HEAVY DUTY 50/60 Hz TOROIDAL POWER TRANSFORMERS 60 Hz Primary Voltages 115 – 230 V
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
1274500
2x48 5.21 5.2 x
2.38.2 61275 2x57.5 4.35
1276 2x115 2.171285
750
24 31.25
6.0 x
2.711.6 5
1286 28 26.791287 115 6.521289 2x12 31.251280 2x15 251291 2x18 20.831292 2x24 15.631293 2x28 13.391294 2x48 7.811295 2x57.5 61296 2x115 3.261307
1000
115 8.7
6.8 x
2.715.9 4
1311 2x18 27.781312 2x24 20.831313 2x28 17.861314 2x48 10.421315 2x57.5 8.71316 2x115 4.351317
1500
115 13.04
7.1 x
3.422 4
1322 2x24 31.251323 2x28 26.781324 2x48 15.631325 2x57.5 13.041326 2x115 6.521327
2500
115 21.747.8 x
4.433 3
1334 2x48 26.041335 2x57.5 21.741336 2x115 10.87
1356 6000 2x115 26.0910.5
x 5.0
77 2
1376 9000 2x115 39.1311.7
x 6.0
116 2
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Mechanical dimensions and electrical data accurate to within ±3%.
PT11
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
EUROPE ER SERIES, 50/60 HzTOROIDAL POWER TRANSFORMERS
Dimensions and ConstructionDimensions in inches
Voltage 115 V 230 VInput 1 & 2 1 & 4
Connection 1 to 3 and 2 to 4 2 to 3
50/60 Hz, 5-15,000 V Europe ER Series
208V, 220 or 240 VAC primary on request Pin numbers are for reference only
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
ER012-0009
12
9 1.33
2.5 x
1.10.72 15
ER012-0012 12 1ER012-0015 15 0.8ER012-0018 18 0.67ER012-0024 24 0.5ER012-0028 28 0.43ER012-2009 2x9 0.67ER012-2012 2x12 0.5ER012-2015 2x15 0.4ER012-2018 2x18 0.33ER012-2024 2x24 0.25ER012-2028 2x28 0.21ER020-0009
20
9 2.22
2.8 x
1.20.92 16
ER020-0012 12 1.67ER020-0015 15 1.33ER020-0018 18 1.11ER020-0024 24 0.83ER020-0028 28 0.71ER020-2009 2x9 1.11ER020-2012 2x12 0.83ER020-2015 2x15 0.67ER020-2018 2x18 0.56ER020-2024 2x24 0.42ER020-2028 2x28 0.36ER025-0009
25
9 2.78
2.8 x
1.31.1 15
ER025-0012 12 2.08ER025-0015 15 1.67ER025-0018 18 1.39ER025-0024 24 1.04ER025-0028 28 0.89ER025-2009 2x9 1.39ER025-2012 2x12 1.04ER025-2015 2x15 0.83ER025-2018 2x18 0.69ER025-2024 2x24 0.52ER025-2028 2x28 0.45
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
ER040-0009
40
9 4.44
3.2 x
1.31.5 15
ER040-0012 12 3.33ER040-0015 15 2.67ER040-0018 18 2.22ER040-0024 24 1.67ER040-0028 28 1.43ER040-0115 115 0.35ER040-2009 2x9 2.22ER040-2012 2x12 1.67ER040-2015 2x15 1.33ER040-2018 2x18 1.11ER040-2024 2x24 0.83ER040-2028 2x28 0.71ER040-2048 2x48 0.42ER040-2575 2x57.5 0.35ER040-2115 2x115 0.17ER060-0009
60
9 6.67
3.3 x
1.41.9 13
ER060-0012 12 5ER060-0015 15 4ER060-0018 18 3.33ER060-0024 24 2.5ER060-0028 28 2.14ER060-0115 115 0.52ER060-2009 2x9 3.33ER060-2012 2x12 2.5ER060-2015 2x15 2ER060-2018 2x18 1.67ER060-2024 2x24 1.25ER060-2028 2x28 1.07ER060-2048 2x48 0.63ER060-2575 2x57.5 0.52ER060-2115 2x115 0.26ER080-0009
809 8.89 3.8
x 1.4
2.5 13ER080-0012 12 6.67ER080-0015 15 5.33
.50˝12
A
8: White/Yellow7: Yellow6: White/Red5: Red
OD
HT
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: Brown3: Blue4: White
White/Red
Red
White/Yellow
YellowBrown
Black
115 VAC50/60 Hz.
White
Blue
115 VAC50/60 Hz.
7
8
.50˝12
A
8: White/Yellow7: Yellow6: White/Red5: Red
OD
HT
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: Brown3: Blue4: White
White/Red
Red
White/Yellow
YellowBrown
Black
115 VAC50/60 Hz.
White
Blue
115 VAC50/60 Hz.
7
8
PT12
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Toro
idal
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EUROPE ER SERIES, 50/60 Hz TOROIDAL POWER TRANSFORMERS50/60 Hz, 5-15,000 V Europe ER Series
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
ER080-0018
80
18 4.44
3.8 x
1.42.5 13
ER080-0024 24 3.33ER080-0028 28 2.86ER080-0115 115 0.7ER080-2009 2x9 4.44ER080-2012 2x12 3.33ER080-2015 2x15 2.67ER080-2018 2x18 2.22ER080-2024 2x24 1.67ER080-2028 2x28 1.43ER080-2048 2x48 0.83ER080-2575 2x57.5 0.7ER080-2115 2x115 0.35ER100-0009
100
9 11.11
3.8 x
1.42.5 16
ER100-0012 12 8.33ER100-0015 15 6.67ER100-0018 18 5.56ER100-0024 24 4.17ER100-0028 28 3.57ER100-0115 115 0.87ER100-2009 2x9 5.56ER100-2012 2x12 4.17ER100-2015 2x15 3.33ER100-2018 2x18 2.78ER100-2024 2x24 2.08ER100-2028 2x28 1.79ER100-2048 2x48 1.04ER100-2575 2x57.5 0.87ER100-2115 2x115 0.43ER120-0009
120
9 13.33
4.2 x
1.53.3 13
ER120-0012 12 10ER120-0015 15 8ER120-0018 18 6.67ER120-0024 24 5ER120-0028 28 4.29ER120-0115 115 1.04ER120-2009 2x9 6.67ER120-2012 2x12 5ER120-2015 2x15 4ER120-2018 2x18 3.33ER120-2024 2x24 2.5ER120-2028 2x28 2.14ER120-2048 2x48 1.25ER120-2575 2x57.5 1.04ER120-2115 2x115 0.52ER160-0009
160
9 17.78
4.5 x
1.94.9 8
ER160-0012 12 13.33ER160-0015 15 10.67ER160-0018 18 8.89ER160-0024 24 6.67ER160-0028 28 5.71ER160-0115 115 1.39ER160-2009 2x9 8.89ER160-2012 2x12 6.67ER160-2015 2x15 5.33ER160-2018 2x18 4.44ER160-2024 2x24 3.33
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
ER160-2028
160
2x28 2.864.5 x
1.94.9 8
ER160-2048 2x48 1.67ER160-2575 2x57.5 1.39ER160-2115 2x115 0.7ER250-0012
250
12 20.83
4.8 x
2.06.2 8
ER250-0015 15 16.67ER250-0018 18 13.89ER250-0024 24 10.42ER250-0028 28 8.93ER250-0115 115 2.17ER250-2009 2x9 13.89ER250-2012 2x12 10.42ER250-2015 2x15 8.33ER250-2018 2x18 6.94ER250-2024 2x24 5.21ER250-2028 2x28 4.46ER250-2048 2x48 2.6ER250-2575 2x57.5 2.17ER250-2115 2x115 1.09ER320-0015
320
15 21.33
5.2 x
2.28.1 6
ER320-0018 18 17.78ER320-0024 24 13.33ER320-0028 28 11.43ER320-0115 115 2.78ER320-2009 2x9 17.78ER320-2012 2x12 13.33ER320-2015 2x15 10.67ER320-2018 2x18 8.89ER320-2024 2x24 6.67ER320-2028 2x28 5.71ER320-2048 2x48 3.33ER320-2575 2x57.5 2.78ER320-2115 2x115 1.39ER400-0018
400
18 22.22
5.5 x
2.3 9.4 6
ER400-0024 24 16.67ER400-0028 28 14.29ER400-0115 115 3.48ER400-2009 2x9 22.22ER400-2012 2x12 16.67ER400-2015 2x15 13.33ER400-2018 2x18 11.11ER400-2024 2x24 8.33ER400-2028 2x28 7.14ER400-2048 2x48 4.17ER400-2575 2x57.5 3.48ER400-2115 2x115 1.74ER600-0024
600
24 25
6.0 x
2.713.2 5
ER600-0028 28 21.43ER600-0115 115 5.22ER600-2012 2x12 25ER600-2015 2x15 20ER600-2018 2x18 16.67ER600-2024 2x24 12.5ER600-2028 2x28 10.71ER600-2048 2x48 6.25ER600-2575 2x57.5 5.22ER600-2115 2x115 2.61
PT13
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
EUROPE ER SERIES, 50/60 Hz TOROIDAL POWER TRANSFORMERS50/60 Hz, 5-15,000 V Europe ER Series
Part No.Secondary
Power VA
Load Voltage
V
Load Current
A
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
ER800-0115
800
115 6.96
6.8 x
2.716.8 4
ER800-2018 2x18 22.22ER800-2024 2x24 16.67ER800-2028 2x28 14.29ER800-2048 2x48 8.33ER800-2575 2x57.5 6.96ER800-2115 2x115 3.48ER122-0115
1200
115 10.43
7.1 x
3.422 4
ER122-2024 2x24 25ER122-2028 2x28 21.43ER122-2048 2x48 12.5ER122-2575 2x57.5 10.43ER122-2115 2x115 5.22ER202-0115
2000
115 17.397.8 x
4.436 3
ER202-2048 2x48 20.83ER202-2575 2x57.5 17.39ER202-2115 2x115 8.7
ER502-2115 5000 2x115 21.7410.5
x 5.0
77 2
PT14
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Mechanical dimensions and electrical data accurate to within ±3%.
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs
+1 814.474.1571 • eis.apitech.com/magnetics
Toro
idal
Pow
er T
rans
form
ers
US FR SERIES, 60 Hz TOROIDAL POWER TRANSFORMERS
Dimensions and Construction60 Hz, 120 V US FR Series
100, 208, 220 or 230 VAC primary on request Pin numbers are for reference only
Part No.
Secondary Power
VA
Load Voltage
V
Load Current
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
FR008-0009
8
9 0.83
2.2 x
1.10.41 21
FR008-0012 12 0.62FR008-0015 15 0.5FR008-0018 18 0.41FR008-0024 24 0.31FR008-0028 28 0.26FR010-0009
10
9 1.11
2.4 x
1.10.53 20
FR010-0012 12 0.83FR010-0015 15 0.66FR010-0018 18 0.55FR010-0024 24 0.41FR010-0028 28 0.35FR015-0009
15
9 1.66
2.5 x
1.10.64 18
FR015-0012 12 1.25FR015-0015 15 1FR015-0018 18 0.83FR015-0024 24 0.62FR015-0028 28 0.53FR015-2009 2x9 0.83FR015-2012 2x12 0.62FR015-2015 2x15 0.5FR015-2018 2x18 0.41FR015-2024 2x24 0.31FR015-2028 2x28 0.26FR025-0009
25
9 2.78
2.8 x
1.20.85 18
FR025-0012 12 2.08FR025-0015 15 1.67FR025-0018 18 1.39FR025-0024 24 1.04FR025-0028 28 0.89FR025-2009 2x9 1.39FR025-2012 2x12 1.04FR025-2015 2x15 0.83FR025-2018 2x18 0.69FR025-2024 2x24 0.52FR025-2028 2x28 0.45FR030-0009
30
9 3.332.8 x
1.30.98 16
FR030-0012 12 2.5FR030-0015 15 2FR030-0018 18 1.67
Part No.
Secondary Power
VA
Load Voltage
V
Load Current
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
FR030-0024
30
24 1.25
2.8 x
1.30.98 16
FR030-0028 28 1.07FR030-2009 2x9 1.67FR030-2012 2x12 1.25FR030-2015 2x15 1FR030-2018 2x18 0.83FR030-2024 2x24 0.63FR030-2028 2x28 0.54FR050-0009
50
9 5.56
3.2 x
1.31.34 16
FR050-0012 12 4.17FR050-0015 15 3.33FR050-0018 18 2.78FR050-0024 24 2.08FR050-0028 28 1.79FR050-0115 115 0.43FR050-2009 2x9 2.78FR050-2012 2x12 2.08FR050-2015 2x15 1.67FR050-2018 2x18 1.39FR050-2024 2x24 1.04FR050-2028 2x28 0.89FR050-2048 2x48 0.52FR050-2575 2x57.5 0.43FR050-2115 2x115 0.22FR075-0009
75
9 8.33
3.3 x
1.41.74 14
FR075-0012 12 6.25FR075-0015 15 5FR075-0018 18 4.17FR075-0024 24 3.13FR075-0028 28 2.68FR075-0115 115 0.65FR075-2009 2x9 4.17FR075-2012 2x12 3.13FR075-2015 2x15 2.5FR075-2018 2x18 2.08FR075-2024 2x24 1.56FR075-2028 2x28 1.34FR075-2048 2x48 0.78FR075-2575 2x57.5 0.65FR075-2115 2x115 0.33
.50˝12
A
6: White/Yellow5: Yellow4: White/Red3: Red
D
H
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: White
White
White/Red
Red
White/Yellow
Yellow
Black
115 VAC60 Hz.
.50˝12
A
6: White/Yellow5: Yellow4: White/Red3: Red
D
H
0.010˝ NomexBase WasherSection A-A
.50˝12
A
1: Black2: White
White
White/Red
Red
White/Yellow
Yellow
Black
115 VAC60 Hz.
PT15
Dimensions in inches
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
Part No.
Secondary Power
VA
Load Voltage
V
Load Current
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
FR100-0009
100
9 11.11
3.8 x
1.42.24 12
FR100-0012 12 8.33FR100-0015 15 6.67FR100-0018 18 5.56FR100-0024 24 4.17FR100-0028 28 3.57FR100-0115 115 0.87FR100-2009 2x9 5.56FR100-2012 2x12 4.17FR100-2015 2x15 3.33FR100-2018 2x18 2.78FR100-2024 2x24 2.08FR100-2028 2x28 1.79FR100-2048 2x48 1.04FR100-2575 2x57.5 0.87FR100-2115 2x115 0.43FR120-0009
120
9 13.33
3.8 x
1.42.24 14
FR120-0012 12 10FR120-0015 15 8FR120-0018 18 6.67FR120-0024 24 5FR120-0028 28 4.29FR120-0115 115 1.04FR120-2009 2x9 6.67FR120-2012 2x12 5FR120-2015 2x15 4FR120-2018 2x18 3.33FR120-2024 2x24 2.5FR120-2028 2x28 2.14FR120-2048 2x48 1.25FR120-2575 2x57.5 1.04FR120-2115 2x115 0.52FR150-0009
150
9 16.67
4.2 x
1.53.56 8
FR150-0012 12 12.5FR150-0015 15 10FR150-0018 18 8.33FR150-0024 24 6.25FR150-0028 28 5.36FR150-0115 115 1.3FR150-2009 2x9 8.33FR150-2012 2x12 6.25FR150-2015 2x15 5FR150-2018 2x18 4.17FR150-2024 2x24 3.13FR150-2028 2x28 2.68FR150-2048 2x48 1.56FR150-2575 2x57.5 1.3FR150-2115 2x115 0.65FR200-0009
200
9 22.22
4.5 x
1.94.3 7
FR200-0012 12 16.67FR200-0015 15 13.33FR200-0018 18 11.11FR200-0024 24 8.33FR200-0028 28 7.14FR200-0115 115 1.74FR200-2009 2x9 11.11FR200-2012 2x12 8.33
Part No.
Secondary Power
VA
Load Voltage
V
Load Current
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
FR200-2015
200
2x15 6.67
4.5 x
1.94.3 7
FR200-2018 2x18 5.56FR200-2024 2x24 4.17FR200-2028 2x28 3.57FR200-2048 2x48 2.08FR200-2575 2x57.5 1.74FR200-2115 2x115 0.87FR250-0012
250
12 20.83
4.6 x
2.04.7 7
FR250-0015 15 16.66FR250-0018 18 13.88FR250-0024 24 10.41FR250-0028 28 8.92FR250-0115 115 2.17FR250-2009 2x9 13.88FR250-2012 2x12 10.41FR250-2015 2x15 8.33FR250-2018 2x18 6.94FR250-2024 2x24 5.2FR250-2028 2x28 4.46FR250-2048 2x48 2.6FR250-2575 2x57.5 2.17FR250-2115 2x115 1.08FR300-0012
300
12 25
4.8 x
2.05.2 6
FR300-0015 15 20FR300-0018 18 16.67FR300-0024 24 12.5FR300-0028 28 10.71FR300-0115 115 2.61FR300-2009 2x9 16.67FR300-2012 2x12 12.5FR300-2015 2x15 10FR300-2018 2x18 8.34FR300-2024 2x24 6.25FR300-2028 2x28 5.36FR300-2048 2x48 3.13FR300-2575 2x57.5 2.61FR300-2115 2x115 1.3FR360-0012
360
12 30
5.0 x
2.16.2 6
FR360-0015 15 24FR360-0018 18 20FR360-0024 24 15FR360-0028 28 12.85FR360-0115 115 3.13FR360-2009 2x9 20FR360-2012 2x12 15FR360-2015 2x15 12FR360-2018 2x18 10FR360-2024 2x24 7.5FR360-2028 2x28 6.42FR360-2048 2x48 3.75FR360-2575 2x57.5 3.13FR360-2115 2x115 1.56FR400-0015
400
15 26.675.2 x
2.27.2 6
FR400-0018 18 22.22FR400-0024 24 16.67FR400-0028 28 14.29FR400-0115 115 3.48
US FR SERIES, 60 Hz TOROIDAL POWER TRANSFORMERS60 Hz, 120 V US FR Series
PT16
+1 814.474.1571 • eis.apitech.com/magnetics
Toro
idal
Pow
er T
rans
form
ers
Part No.
Secondary Power
VA
Load Voltage
V
Load Current
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
FR400-2009
400
2x9 22.22
5.2 x
2.27.2 6
FR400-2012 2x12 16.67FR400-2015 2x15 13.33FR400-2018 2x18 11.11FR400-2024 2x24 8.33FR400-2028 2x28 7.14FR400-2048 2x48 4.17FR400-2575 2x57.5 3.48FR400-2115 2x115 1.74FR500-0015
500
15 33.34
5.5 x
2.38.2 6
FR500-0018 18 27.78FR500-0024 24 20.84FR500-0028 28 17.86FR500-0115 115 4.35FR500-2009 2x9 27.78FR500-2012 2x12 20.84FR500-2015 2x15 16.66FR500-2018 2x18 13.89FR500-2024 2x24 10.41FR500-2028 2x28 8.93FR500-2048 2x48 5.21FR500-2575 2x57.5 4.35FR500-2115 2x115 2.18FR600-0018
600
18 33.33
5.7 x
2.59.6 5
FR600-0024 24 25FR600-0028 28 21.42FR600-0115 115 5.21FR600-2009 2x9 33.33FR600-2012 2x12 25FR600-2015 2x15 20FR600-2018 2x18 16.66FR600-2024 2x24 12.5FR600-2028 2x28 10.71FR600-2048 2x48 6.25FR600-2575 2x57.5 5.21FR600-2115 2x115 2.6FR750-0024
750
24 31.25
6.0 x
2.711.6 5
FR750-0028 28 26.79FR750-0115 115 6.52FR750-2012 2x12 31.25FR750-2015 2x15 25FR750-2018 2x18 20.83FR750-2024 2x24 15.63FR750-2028 2x28 13.39FR750-2048 2x48 7.81FR750-2575 2x57.5 6.52FR750-2115 2x115 3.26FR900-0028
900
28 32.14
6.4 x
2.814.3 4
FR900-0115 115 7.82FR900-2015 2x15 30FR900-2018 2x18 25FR900-2024 2x24 18.75FR900-2028 2x28 16.07FR900-2048 2x48 9.37FR900-2575 2x57.5 7.82FR900-2115 2x115 3.91
US FR SERIES, 60 Hz TOROIDAL POWER TRANSFORMERS
Part No.
Secondary Power
VA
Load Voltage
V
Load Current
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
FR102-0115
1000
115 8.69
6.8 x
2.715.9 4
FR102-2018 2x18 27.77FR102-2024 2x24 20.84FR102-2028 2x28 17.85FR102-2048 2x48 10.41FR102-2575 2x57.5 8.69FR102-2115 2x115 4.35FR122-0115
1200
115 10.43
7.0 x
2.918 4
FR122-2018 2x18 33.33FR122-2024 2x24 25FR122-2028 2x28 21.42FR122-2048 2x48 12.5FR122-2575 2x57.5 10.43FR122-2115 2x115 5.21FR182-0115
1800
115 15.657.5 x
3.525 3
FR182-2028 2x28 32.14FR182-2048 2x48 18.75FR182-2575 2x57.5 15.65FR182-2115 2x115 7.82FR242-0115
2400
115 20.867.5 x
4.533 3
FR242-2048 2x48 25FR242-2575 2x57.5 20.86FR242-2115 2x115 10.43
FR482-2115 4800 2x115 10.4310.5
x 4.4
61 2
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Mechanical dimensions and electrical data accurate to within ±3%.
60 Hz, 120 V US FR Series
PT17
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
MILITARY DR SERIES, 400 Hz TOROIDAL POWER TRANSFORMERS
Dimensions and ConstructionDimensions in inches
400 Hz 115-230 V Military DR Series
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR2R5-0002
2.5
2 1.25
1.14 x
0.520.09 3
DR2R5-0003 3 0.833DR2R5-0005 5 0.5DR2R5-0008 8 0.313DR2R5-0012 12 0.208DR2R5-0015 15 0.167DR2R5-0018 18 0.139DR2R5-0021 21 0.119DR2R5-0024 24 0.104DR2R5-0028 28 0.089DR2R5-0031 31 0.081DR2R5-0040 40 0.063DR2R5-0048 48 0.052DR2R5-0056 56 0.045DR2R5-0064 64 0.039DR2R5-0100 100 0.025DR2R5-0115 115 0.022DR2R5-0120 120 0.021DR2R5-0208 208 0.012DR2R5-0220 220 0.011DR2R5-0230 230 0.011DR2R5-0240 240 0.01DR2R5-0270 270 0.009
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR2R5-2002
2.5
2x2 0.625
1.14 x
0.520.09 3
DR2R5-2003 2x3 0.4167DR2R5-2005 2x5 0.25DR2R5-2008 2x8 0.1563DR2R5-2012 2x12 0.1042DR2R5-2015 2x15 0.0833DR2R5-2018 2x18 0.0694DR2R5-2021 2x21 0.0595DR2R5-2024 2x24 0.0521DR2R5-2028 2x28 0.0446DR2R5-2031 2x31 0.0403DR2R5-2040 2x40 0.0313DR2R5-2048 2x48 0.026DR2R5-2056 2x56 0.0223DR2R5-2064 2x64 0.0195DR2R5-2100 2x100 0.0125DR2R5-2115 2x115 0.0109DR2R5-2120 2x120 0.0104DR2R5-2208 2x208 0.006DR2R5-2220 2x220 0.0057DR2R5-2230 2x230 0.0054DR2R5-2240 2x240 0.0052DR2R5-2270 2x270 0.0046
PT18
S&T .50˝
12
4: White/Red
3: Red
1.1
S&T .50˝
12
1: Black
2: White
White White/Red
RedBlack208 VAC400 Hz.
2.2.60
24 VAC2.08 AMP
S&T .50˝
12
4: White/Red
3: Red
1.1
S&T .50˝
12
1: Black
2: White
White White/Red
RedBlack208 VAC400 Hz.
2.2.60
24 VAC2.08 AMP
.50˝12
A
6: Red5: Red
3.25
1.46
0.010˝ NomexBase WasherSection A-A
.50˝12
A1: Black2: Brown3: Blue4: White
White/Red
RedBrown
Black115VAC400 Hz.
28 VAC8.93 AMP
White
Blue115 VAC400 Hz.
.50˝12
A
6: Red5: Red
3.25
1.46
0.010˝ NomexBase WasherSection A-A
.50˝12
A1: Black2: Brown3: Blue4: White
White/Red
RedBrown
Black115VAC400 Hz.
28 VAC8.93 AMP
White
Blue115 VAC400 Hz.
+1 814.474.1571 • eis.apitech.com/magnetics
Toro
idal
Pow
er T
rans
form
ers
MILITARY DR SERIES, 400 Hz TOROIDAL POWER TRANSFORMERS400 Hz 115-230 V Military DR Series
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR005-0002
5
2 2.5
1.26 x
0.520.12 5
DR005-0003 3 1.667DR005-0005 5 1DR005-0008 8 0.625DR005-0012 12 0.417DR005-0015 15 0.333DR005-0018 18 0.278DR005-0021 21 0.238DR005-0024 24 0.208DR005-0028 28 0.179DR005-0031 31 0.161DR005-0040 40 0.125DR005-0048 48 0.104DR005-0056 56 0.089DR005-0064 64 0.078DR005-0100 100 0.05DR005-0115 115 0.043DR005-0120 120 0.042DR005-0208 208 0.024DR005-0220 220 0.023DR005-0230 230 0.022DR005-0240 240 0.021DR005-0270 270 0.019DR005-2002 2x2 1.25DR005-2003 2x3 0.8333DR005-2005 2x5 0.5DR005-2008 2x8 0.3125DR005-2012 2x12 0.2083DR005-2015 2x15 0.1667DR005-2018 2x18 0.1389DR005-2021 2x21 0.119DR005-2024 2x24 0.1042DR005-2028 2x28 0.0893DR005-2031 2x31 0.0806DR005-2040 2x40 0.0625DR005-2048 2x48 0.0521DR005-2056 2x56 0.0446DR005-2064 2x64 0.0391DR005-2100 2x100 0.025DR005-2115 2x115 0.0217DR005-2120 2x120 0.0208DR005-2208 2x208 0.012DR005-2220 2x220 0.0114DR005-2230 2x230 0.0109DR005-2240 2x240 0.0104DR005-2270 2x270 0.0093DR010-0002
10
2 5
1.53 x
0.530.18 5
DR010-0003 3 3.333DR010-0010 5 2DR010-0008 8 1.25DR010-0012 12 0.833DR010-0015 15 0.667DR010-0018 18 0.556DR010-0021 21 0.476DR010-0024 24 0.417DR010-0028 28 0.357DR010-0031 31 0.323DR010-0040 40 0.25
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR010-0048
10
48 0.208
1.53 x
0.530.18 5
DR010-0056 56 0.179DR010-0064 64 0.156DR010-0100 100 0.1DR010-0115 115 0.087DR010-0120 120 0.083DR010-0208 208 0.048DR010-0220 220 0.045DR010-0230 230 0.043DR010-0240 240 0.042DR010-0270 270 0.037DR010-2002 2x2 2.5DR010-2003 2x3 1.6667DR010-2010 2x5 1DR010-2008 2x8 0.625DR010-2012 2x12 0.4167DR010-2015 2x15 0.3333DR010-2018 2x18 0.2778DR010-2021 2x21 0.2381DR010-2024 2x24 0.2083DR010-2028 2x28 0.1786DR010-2031 2x31 0.1613DR010-2040 2x40 0.125DR010-2048 2x48 0.1042DR010-2056 2x56 0.0893DR010-2064 2x64 0.0781DR010-2100 2x100 0.05DR010-2115 2x115 0.0435DR010-2120 2x120 0.0417DR010-2208 2x208 0.024DR010-2220 2x220 0.0227DR010-2230 2x230 0.0217DR010-2240 2x240 0.0208DR010-2270 2x270 0.0185DR025-0002
25
2 12.5
1.70 x
0.700.27 5
DR025-0003 3 8.333DR025-0010 5 5DR025-0008 8 3.125DR025-0012 12 2.083DR025-0015 15 1.667DR025-0018 18 1.389DR025-0021 21 1.19DR025-0024 24 1.042DR025-0028 28 0.893DR025-0031 31 0.806DR025-0040 40 0.625DR025-0048 48 0.521DR025-0056 56 0.446DR025-0064 64 0.391DR025-0100 100 0.25DR025-0115 115 0.217DR025-0120 120 0.208DR025-0208 208 0.12DR025-0220 220 0.114DR025-0230 230 0.109DR025-0240 240 0.104DR025-0270 270 0.093DR025-2002 2x2 6.25
PT19
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR025-2003
25
2x3 4.1667
1.70 x
0.700.27 5
DR025-2010 2x5 2.5DR025-2008 2x8 1.5625DR025-2012 2x12 1.0417DR025-2015 2x15 0.8333DR025-2018 2x18 0.6944DR025-2021 2x21 0.5952DR025-2024 2x24 0.5208DR025-2028 2x28 0.4464DR025-2031 2x31 0.4032DR025-2040 2x40 0.3125DR025-2048 2x48 0.2604DR025-2056 2x56 0.2232DR025-2064 2x64 0.1953DR025-2100 2x100 0.125DR025-2115 2x115 0.1087DR025-2120 2x120 0.1042DR025-2208 2x208 0.0601DR025-2220 2x220 0.0568DR025-2230 2x230 0.0543DR025-2240 2x240 0.0521DR025-2270 2x270 0.0463DR050-0002
50
2 25
1.96 x
0.840.45 4
DR050-0003 3 16.667DR050-0010 5 10DR050-0008 8 6.25DR050-0012 12 4.167DR050-0015 15 3.333DR050-0018 18 2.778DR050-0021 21 2.381DR050-0024 24 2.083DR050-0028 28 1.786DR050-0031 31 1.613DR050-0040 40 1.25DR050-0048 48 1.042DR050-0056 56 0.893DR050-0064 64 0.781DR050-0100 100 0.5DR050-0115 115 0.435DR050-0120 120 0.417DR050-0208 208 0.24DR050-0220 220 0.227DR050-0230 230 0.217DR050-0240 240 0.208DR050-0270 270 0.185DR050-2002 2x2 12.5DR050-2003 2x3 8.3333DR050-2010 2x5 5DR050-2008 2x8 3.125DR050-2012 2x12 2.0833DR050-2015 2x15 1.6667DR050-2018 2x18 1.3889DR050-2021 2x21 1.1905DR050-2024 2x24 1.0417DR050-2028 2x28 0.8929DR050-2031 2x31 0.8065DR050-2040 2x40 0.625
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR050-2048
50
2x48 0.5208
1.96 x
0.840.45 4
DR050-2056 2x56 0.4464DR050-2064 2x64 0.3906DR050-2100 2x100 0.25DR050-2115 2x115 0.2174DR050-2120 2x120 0.2083DR050-2208 2x208 0.1202DR050-2220 2x220 0.1136DR050-2230 2x230 0.1087DR050-2240 2x240 0.1042DR050-2270 2x270 0.0926DR100-0010
100
5 20
2.48 x
0.860.75 4
DR100-0008 8 12.5DR100-0012 12 8.3333DR100-0015 15 6.6667DR100-0018 18 5.5556DR100-0021 21 4.7619DR100-0024 24 4.1667DR100-0028 28 3.5714DR100-0031 31 3.2258DR100-0040 40 2.5DR100-0048 48 2.0833DR100-0056 56 1.7857DR100-0064 64 1.5625DR100-0100 100 1DR100-0115 115 0.8696DR100-0120 120 0.8333DR100-0208 208 0.4808DR100-0220 220 0.4545DR100-0230 230 0.4348DR100-0240 240 0.4167DR100-0270 270 0.3704DR100-2002 2x2 25DR100-2003 2x3 16.667DR100-2010 2x5 10DR100-2008 2x8 6.25DR100-2012 2x12 4.1667DR100-2015 2x15 3.3333DR100-2018 2x18 2.7778DR100-2021 2x21 2.381DR100-2024 2x24 2.0833DR100-2028 2x28 1.7857DR100-2031 2x31 1.6129DR100-2040 2x40 1.25DR100-2048 2x48 1.0417DR100-2056 2x56 0.8929DR100-2064 2x64 0.7813DR100-2100 2x100 0.5DR100-2115 2x115 0.4348DR100-2120 2x120 0.4167DR100-2208 2x208 0.2404DR100-2220 2x220 0.2273DR100-2230 2x230 0.2174DR100-2240 2x240 0.2083DR100-2270 2x270 0.1852
MILITARY DR SERIES, 400 Hz TOROIDAL POWER TRANSFORMERS400 Hz 115-230 V Military DR Series
PT20
+1 814.474.1571 • eis.apitech.com/magnetics
Toro
idal
Pow
er T
rans
form
ers
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR250-0012
250
12 20.833
2.95 x
1.331.63 2
DR250-0015 15 16.667DR250-0018 18 13.889DR250-0021 21 11.905DR250-0024 24 10.417DR250-0028 28 8.9286DR250-0031 31 8.0645DR250-0040 40 6.25DR250-0048 48 5.2083DR250-0056 56 4.4643DR250-0064 64 3.9063DR250-0100 100 2.5DR250-0115 115 2.1739DR250-0120 120 2.0833DR250-0208 208 1.2019DR250-0220 220 1.1364DR250-0230 230 1.087DR250-0240 240 1.0417DR250-0270 270 0.9259DR250-2010 2x5 25DR250-2008 2x8 15.625DR250-2012 2x12 10.417DR250-2015 2x15 8.3333DR250-2018 2x18 6.9444DR250-2021 2x21 5.9524DR250-2024 2x24 5.2083DR250-2028 2x28 4.4643DR250-2031 2x31 4.0323DR250-2040 2x40 3.125DR250-2048 2x48 2.6042DR250-2056 2x56 2.2321DR250-2064 2x64 1.9531DR250-2100 2x100 1.25DR250-2115 2x115 1.087DR250-2120 2x120 1.0417DR250-2208 2x208 0.601DR250-2220 2x220 0.5682DR250-2230 2x230 0.5435DR250-2240 2x240 0.5208DR250-2270 2x270 0.463DR500-0021
500
21 23.81
3.80 x
1.553.2 1.50
DR500-0024 24 20.833DR500-0028 28 17.857DR500-0031 31 16.129DR500-0040 40 12.5DR500-0048 48 10.417DR500-0056 56 8.9286DR500-0064 64 7.8125DR500-0100 100 5DR500-0115 115 4.3478DR500-0120 120 4.1667DR500-0208 208 2.4038DR500-0220 220 2.2727DR500-0230 230 2.1739DR500-0240 240 2.0833DR500-0270 270 1.8519
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR500-2012
500
2x12 20.833
3.80 x
1.553.2 1.50
DR500-2015 2x15 16.667DR500-2018 2x18 13.889DR500-2021 2x21 11.905DR500-2024 2x24 10.417DR500-2028 2x28 8.9286DR500-2031 2x31 8.0645DR500-2040 2x40 6.25DR500-2048 2x48 5.2083DR500-2056 2x56 4.4643DR500-2064 2x64 3.9063DR500-2100 2x100 2.5DR500-2115 2x115 2.1739DR500-2120 2x120 2.0833DR500-2208 2x208 1.2019DR500-2220 2x220 1.1364DR500-2230 2x230 1.087DR500-2240 2x240 1.0417DR500-2270 2x270 0.9259DR102-0040
1000
40 25
4.53 x
1.905.7 1.30
DR102-0048 48 20.833DR102-0056 56 17.857DR102-0064 64 15.625DR102-0100 100 10DR102-0115 115 8.6957DR102-0120 120 8.3333DR102-0208 208 4.8077DR102-0220 220 4.5455DR102-0230 230 4.3478DR102-0240 240 4.1667DR102-0270 270 3.7037DR102-2021 2x21 23.81DR102-2024 2x24 20.833DR102-2028 2x28 17.857DR102-2031 2x31 16.129DR102-2040 2x40 12.5DR102-2048 2x48 10.417DR102-2056 2x56 8.9286DR102-2064 2x64 7.8125DR102-2100 2x100 5DR102-2115 2x115 4.3478DR102-2120 2x120 4.1667DR102-2208 2x208 2.4038DR102-2220 2x220 2.2727DR102-2230 2x230 2.1739DR102-2240 2x240 2.0833DR102-2270 2x270 1.8519DR122-0048
1200
48 25
4.91 x
2.167.2 1.20
DR122-0056 56 21.429DR122-0064 64 18.75DR122-0100 100 12DR122-0115 115 10.435DR122-0120 120 10DR122-0208 208 5.7692DR122-0220 220 5.4545
MILITARY DR SERIES, 400 Hz TOROIDAL POWER TRANSFORMERS400 Hz 115-230 V Military DR Series
PT21
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR122-0230
1200
230 5.2174
4.91 x
2.167.2 1.20
DR122-0240 240 5DR122-0270 270 4.4444DR122-2024 2x24 25DR122-2028 2x28 21.429DR122-2031 2x31 19.355DR122-2040 2x40 15DR122-2048 2x48 12.5DR122-2056 2x56 10.714DR122-2064 2x64 9.375DR122-2100 2x100 6DR122-2115 2x115 5.2174DR122-2120 2x120 5DR122-2208 2x208 2.8846DR122-2220 2x220 2.7273DR122-2230 2x230 2.6087DR122-2240 2x240 2.5DR122-2270 2x270 2.2222DR182-0100
1800
100 18
5.61 x
2.6111.4 1.00
DR182-0115 115 15.652DR182-0120 120 15DR182-0208 208 8.6538DR182-0220 220 8.1818DR182-0230 230 7.8261DR182-0240 240 7.5DR182-0270 270 6.6667DR182-2040 2x40 22.5DR182-2048 2x48 18.75DR182-2056 2x56 16.071DR182-2064 2x64 14.063DR182-2100 2x100 9DR182-2115 2x115 7.8261DR182-2120 2x120 7.5DR182-2208 2x208 4.3269DR182-2220 2x220 4.0909DR182-2230 2x230 3.913DR182-2240 2x240 3.75DR182-2270 2x270 3.3333DR252-0100
2500
100 25
5.85 x
2.8513 0.80
DR252-0115 115 21.739DR252-0120 120 20.833DR252-0208 208 12.019DR252-0220 220 11.364DR252-0230 230 10.87DR252-0240 240 10.417DR252-0270 270 9.2593DR252-2048 2x48 26.042DR252-2056 2x56 22.321DR252-2064 2x64 19.531DR252-2100 2x100 12.5DR252-2115 2x115 10.87DR252-2120 2x120 10.417DR252-2208 2x208 6.0096DR252-2220 2x220 5.6818DR252-2230 2x230 5.4348DR252-2240 2x240 5.2083DR252-2270 2x270 4.6296
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR362-0100
3600
100 36
6.69 x
3.3221 0.80
DR362-0115 115 31.304DR362-0120 120 30DR362-0208 208 17.308DR362-0220 220 16.364DR362-0230 230 15.652DR362-0240 240 15DR362-0270 270 13.333DR362-2048 2x48 37.5DR362-2056 2x56 32.143DR362-2064 2x64 28.125DR362-2100 2x100 18DR362-2115 2x115 15.652DR362-2120 2x120 15DR362-2208 2x208 8.6538DR362-2220 2x220 8.1818DR362-2230 2x230 7.8261DR362-2240 2x240 7.5DR362-2270 2x270 6.6667DR502-0100
5000
100 50
8.1 x
3.127 0.70
DR502-0115 115 43.478DR502-0120 120 41.667DR502-0208 208 24.038DR502-0220 220 22.727DR502-0230 230 21.739DR502-0240 240 20.833DR502-0270 270 18.519DR502-2048 2x48 52.083DR502-2056 2x56 44.643DR502-2064 2x64 39.063DR502-2100 2x100 25DR502-2115 2x115 21.739DR502-2120 2x120 20.833DR502-2208 2x208 12.019DR502-2220 2x220 11.364DR502-2230 2x230 10.87DR502-2240 2x240 10.417DR502-2270 2x270 9.2593DR752-0100
7500
100 75
7.7 x
4.738 0.60
DR752-0115 115 65.217DR752-0120 120 62.5DR752-0208 208 36.058DR752-0220 220 34.091DR752-0230 230 32.609DR752-0240 240 31.25DR752-0270 270 27.778DR752-2048 2x48 78.125DR752-2056 2x56 66.964DR752-2064 2x64 58.594DR752-2100 2x100 37.5DR752-2115 2x115 32.609DR752-2120 2x120 31.25DR752-2208 2x208 18.029DR752-2220 2x220 17.045DR752-2230 2x230 16.304DR752-2240 2x240 15.625DR752-2270 2x270 13.889
MILITARY DR SERIES, 400 Hz TOROIDAL POWER TRANSFORMERS400 Hz 115-230 V Military DR Series
PT22
+1 814.474.1571 • eis.apitech.com/magnetics
Toro
idal
Pow
er T
rans
form
ers
MILITARY DR SERIES, 400 Hz TOROIDAL POWER TRANSFORMERS400 Hz 115-230 V Military DR Series
Part No.
Secondary Power
VA
Load Voltage
V
Load Voltage
V
Max. Dimen. ODxHT Inches*
Total Weight
lbs
Voltage Regulation
%
DR103-0100
10,000
100 100
9.9 x
4.258 0.50
DR103-0115 115 86.957DR103-0120 120 83.333DR103-0208 208 48.077DR103-0220 220 45.455DR103-0230 230 43.478DR103-0240 240 41.667DR103-0270 270 37.037DR103-2048 2x48 104.17DR103-2056 2x56 89.286DR103-2064 2x64 78.125DR103-2100 2x100 50DR103-2115 2x115 43.478DR103-2120 2x120 41.667DR103-2208 2x208 24.038DR103-2220 2x220 22.727DR103-2230 2x230 21.739DR103-2240 2x240 20.833DR103-2270 2x270 18.519DR123-0100
12,000
100 120
9.9 x
4.970 0.50
DR123-0115 115 104.35DR123-0120 120 100DR123-0208 208 57.692DR123-0220 220 54.545DR123-0230 230 52.174DR123-0240 240 50DR123-0270 270 44.444DR123-2048 2x48 125DR123-2056 2x56 107.14DR123-2064 2x64 93.75DR123-2100 2x100 60DR123-2115 2x115 52.174DR123-2120 2x120 50DR123-2208 2x208 28.846DR123-2220 2x220 27.273DR123-2230 2x230 26.087DR123-2240 2x240 25DR123-2270 2x270 22.222
PT23
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Mechanical dimensions and electrical data accurate to within ±3%.
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs
+1 814.474.1571 • eis.apitech.com/magnetics
Toroidal Power Transform
ers
PRECISION 400 Hz TOROIDAL POWER TRANSFORMERS
Dimensions and ConstructionPrecision Toroidal Power Transformers 400 Hz• Primary voltage: 115 ± 15 Volts, 230 ± 30 Volts • Operating frequency: 400Hz ± 20Hz • Insulation voltage: 1500 VAC • Molded for P.C. mounting • 400 Hz power transformers feature low profiles and are designed for standard regulator chips using full wave bridge center tap or full wave bridge• Any size 5VA to 15,000VA. These transformers are all machine made to achieve high consistency and reliability.
Dimensions in inches
Precision 400 Hz
Part No.
Volt. Amps
Volts Load Rms
Current Amp Rms
Volts N/L Rms
ADimensions*
OD Nom
HT Inch
6490
100
2x5 10 2x5.9 2.8 3 16491 2x10 5 2x11.8 2.8 3 16492 2x12 4.2 2x14 2.8 3 16493 2x18 2.8 2x21.2 2.8 3 16494 2x24 2.1 2x86.4 2.8 3 16495 2x28 1.78 2x33 2.8 3 16470
50
2x5 5 2x5.5 2.55 2.75 16471 2x10 2.5 2x11 2.55 2.75 16472 2x12 2.1 2x12.8 2.55 2.75 16473 2x18 1.4 2x19 2.55 2.75 16474 2x24 1.05 2x25.5 2.55 2.75 16475 2x28 0.89 2x30 2.55 2.75 16450
25
2x5 2.5 2x5.5 2.18 2.375 0.756451 2x10 1.125 2x11.2 2.18 2.375 0.756452 2x12 1.05 2x13 2.18 2.375 0.756453 2x16 0.7 2x19.6 2.18 2.375 0.756454 2x24 0.5 2x26 2.18 2.375 0.756455 2x28 0.45 2x30.4 2.18 2.375 0.756430
10
2x5 1 2x5.3 1.8 2 0.756431 2x10 0.5 2x10.8 1.8 2 0.756432 2x12 0.42 2x12.8 1.8 2 0.756433 2x18 0.28 2x19 1.8 2 0.756434 2x24 0.208 2x25.5 1.8 2 0.756435 2x28 0.18 2x31 1.8 2 0.756410
5
2x5 0.5 2x5.3 1.67 1.875 0.756411 2x10 0.25 2x10.8 1.67 1.875 0.756412 2x12 0.21 2x12.8 1.67 1.875 0.756413 2x18 0.14 2x19 1.67 1.875 0.756414 2x24 0.104 2x25.5 1.67 1.875 0.756415 2x28 0.09 2x30 1.67 1.875 0.75
HT
OD
A
FN
30° T
yp.
PT24
* Semi Epoxy Molded, Add 0.20" O.D. & 0.09" Ht. Full Epoxy Molded, Add 0.20" O.D. & Ht.
Notes: Mechanical dimensions and electrical data accurate to within ±3%.
Important Notes:1. All transformers have been designed for 50/60 Hz2. 60 Hz to 400 Hz designs available upon request3. Custom designs to customer specs are available 4. 100% electrostatic shielding available on all transformers with a small power derating5. Magnetic shielding & lower magnetic leakage designs for sensitive areas such as computer & audio equipment, are available on all transformers6. Low profile designs are available upon request7. API can machine and wind toroids in excess of 50" dia. & 2000 lbs