Minera - Oil immersed Transformer StandardThese transformers comply with standards:• EN 50464-1• EN 60076-1 to 10Schneider Electric guarantees that its transformers are assembled using new, PCB-free components.

DescriptionMineral oil-immersed, 50 Hz, three-phase distribution transformers with the following characteristics:• Hermeticallysealedwithintegralfilling• Cover bolted to the tank• ONAN-type natural cooling• Indoor / outdoor use

(dependingonselectedfittingsandoptions)• Anti-corrosion surface treatment : corrositivity

category class C3, “Medium” durability (accordingtoISO12944-2)

• Final colour RAL 7033• ProtectionindexIP00(coverlessversion)

Dielectric liquid• Firstrefiningmineraloil• Tested in accordance with IEC 60296• Compatible with all the transformer’s components

Standard fitting• One 3 or 5 positions off-circuit tap changer

on the cover, with padlocking facility• 3HVplug-inbushings(400A/36kV)onthecover• 4LVflat-bars(from250kVA)• 4LVporcelainbushings(from50to160kVA)

• 4bi-directionalflatrollers• 2 lifting and untanking lugs• 2 pulling eyes on the frame• 2earthingterminalsonthecover(M12studs)• 1fillingplug• 1 draining device according to EN 50216-4

or DIN 42551 • 1 aluminium rating plate

Options• Protection relays (DMCR® or DGPT2®)

onthefillingplug• 1 free, thermometer pocket• Control device in the thermometer pocket

(pointer thermometer with 0 or 2 contacts max, 2-contactthermostat,etc.)

• 3 HV porcelain bushings (250A)• 4LVporcelainbushings(from250kVA)• LV, cable box IP21 or IP54

(onlywithplug-inbushingsontheHVside)• Locking device for plug-in bushings

(withorwithoutlock)• 3 mobile connectors for plug-in bushings – straight

orelbow(cablecharacteristicsmustbespecified)• Liquid retention bund

The above options concern usual cases and are not restrictive. For other information,please consult us.

Minera Up to 2500 kVA, insulation ≤ 36 kV, losses

PM

1023

08

SM

1001

10

SM

1001

11

No-load losses performanceAccording to EN 50464-1

0

C036

B036

A036

Standard efficiency

Optimum efficiency

C036

Oil Distribution Transformers

C036 Ck36

Load losses performanceAccording to EN 50464-1

0

Ck36

Bk36

Ak36

Standard efficiency

Optimum efficiency

Ck36

Electrical characteristics

Power (kVA) 50 100 160 250 315 400 500 630 800 1000 1250 1600 2000 2500

Primary voltageSecondary voltage

30kV400 to 433V between phases, 231 to 250V phase to neutral (at no load)

HV insulation level 36kV

HV tapping range ± 2.5 % and/or ± 5 %

Vector group Yzn 5 / Yzn 11 (50kVA version only) - Dyn 5 / Dyn 11

No-load losses (w)

Load losses (w) 2301450

3802350

5203350

7804250

9505150

11206200

13007200

14508800

170010500

200013000

240016000

280019200

340024000

410029400

Impedance voltage (%) 4.5 4.5 4.5 4.5 4.5 4.5 4.5 6 6 6 6 6 6 6

Acoustic Level dB(A):

- power LWA

- pressure LPA (1m)

5244

5648

5950

6253

6353

6555

6656

6756

6857

6857

7059

7159

7361

7663

Minera Oil Distribution Transformers

Rated power (kVA) 50 100 160 250 315 400 500 630 800 1000 1250 1600 2000 2500

Dimensions -A (mm) -B -C -D -F -H -J -K

850800900118026580520105

900800900118026580520105

10508201000128026575520105

130088010201360265150520105

132085011301470265150670105

150090011501490265150670105

150095012501590265150670105

1550100012701610265150670105

1770115014001740265150670105

185011501450179026515067085

185011501450185526517082085

203012501500190526517082085

220012701550205526517082085

245013301750225026517082085

Weight -Oil (kg) -Total

130450

160570

220750

300980

3601180

3901350

4401520

4901750

5802100

6802500

8002900

9003450

10804200

13005300

Rated current (A)

LV flat-bars On request 1250 1250 1250 1250 1250 1250 1600 2500 2500 3150 5000

LV porcelain bushings 250 250 250 630 630 630 1000 1000 2000 2000 2000 3150 3150 4500

Terminations

LV Terminations HV Terminations - EN 50180

Dimensions and weightsNote:

Bushings are marked according to the IEC 60616 standard.

D: Height over LV cable box (optional accessory, compatible with HV plug-in bushings only).

Dimensions and weights are for guidance only, and are provided for a single-voltage transformer with the following electrical characteristics: 30 kV (HV) / 410 V (LV) – 3-position tap changer, ± 2.5 %A

lifting lug

rating plate

free, thermometer pocket

F

1V1W 1U2N 2W 2V 2U

HV side

LV side

F

H H H

filling plug

earthingterminal

earthingterminal

tap changer

corrugated panels in the corners according to cooling needs

SM

1000

26

125

C

D

BJ 38K

40

SM

1000

27

250 A porcelain bushings (option)

5000 A

310

45

2012050

50

25

50

135

Ø 18

1250 A

31,5

63

31,5

12

155

52

Ø 11 Ø 14,5

31,5

1600 A

Ø 14,5Ø 11

221

52

12

31,5

31,5

97,5

31,5

6331,5

2500 A

250

52

12

Ø 11Ø 14,5

106,

5

31,5

31,5 31,5100

31,5

3150 A

250

45

12120

50

50

50

Ø 18

35

250A

165

M 12

630A

178

M 20

1000A

263 M 30

1060

26 17

26Ø 1460

2000A

340

10050 25

Ø 14

15

4020

M 42

100

3150A

15

120

372

12060 30

4020

Ø 14

M 48

4500A

20

150

40

Ø18

40

70

70

450

150

M 55

400 A plug-in bushings (standard)

310

365

lockingdevice

145

500

lockingdevice

35

485

M 12

250 A

SM

1000

28S

M10

0029

SM

1000

30S

M10

0031

LV bus-bars terminations - EN 50387 (standard from 250 kVA)

LV porcelain bushings - EN 50386 (in standard from 50 to 160 kVA – in option for other powers)

NRJED311191EN 10-2011

Asstandards,specificationsanddesignschangefromtime totime,pleaseaskforconfirmationoftheinformationgiven in this publication.

Design: Schneider Electric Industries SASPhotos: Schneider Electric Industries SAS

35, rue Joseph Monier CS 30323 F-92506RueilMalmaisonCedex(France)Tél.:+33(0)141297000RCS Nanterre 954 503 439 Capital social 896 313 776 €www.schneider-electric.com

Schneider Electric Industries SAS

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C036 Ck36