FOUR-CFHRCounter Flow Heat Recovery Unit
is a registered trademark ofDoğu İklimlendirme A.Ş.
DOGU HVAC founded in 1999, and ever since has been manufacturing Energy-and Cost-Efficient products as Air Handling Units, Air Distribution & Management & Movement Systems [HVAC Components] and constantly enhancing to provide an integrated solution for well-being. DOGU HVAC's core business products which are subsumed under 4 major groups as Air Handling Units, Heat/Energy Recovery Units, Air Distribution & Management Products and Kitchen Ventilation Equipment are all produced under the compliance with EU standarts. Particularly AHU and HRU-ER units are entitled under the "FOUR SEASONS" brand name for domestic and foreign markets. DOGU HVAC's, headquarter in Izmir/Turkey, operates in a large-sized plant spread over 2 factories, in total area of 45.000 sqm in which 25.000 sqm indoor space that enables DOGU HVAC manufactures 140 various type of products. Additionally, DOGU HVAC has a powerful sales network with 3 sales offices located in Istanbul, Ankara and Antalya in Turkey as well as authorized dealers in many other countries for sales and after sales operations. DOGU HVAC has been exporting to more than 50 countries.
Thanks to our "Customer Satisfaction","Zero-Defect Policy" motto and reinforced by complete certified products, more than 250 employees. DOGU HVAC R&D center developed exclusive products, such as Double Skin Make-Up Kitchen Hood, Recirculated Laminar Airflow Unit, Single Piece Square Ceiling Diffuser and Ecology Units, for the first time have brought to the sector. DOGU HVAC R&D has the ability to make customized production which can meet the requirement of the customers by means of special software such as "ANSYS FLUENT". DOGU HVAC guaranteed its quality of management by having advantages of ISO 9001, ISO 14001, ISO 18001 certifications. Air Handling Units have EUROVENT, TUV Hygiene [in accordance with DIN1946-4, VDI 6022-1, DIN EN 13053 standarts], CE, TSEK, GOST-R certifications; Fire Dampers have EN 1366-2 and EN 13501-3 CE certifications; Smoke Control Dampers have EN 1366-10 and 12101-8 CE certifications; Kitchen Ventilation Products have TSE, CE and GOST-R quality certifications.
Venues Breathe with DOGU HVAC Systems!
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com 1*“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
FOUR CFHR
Heat Exchanger
Fans
Options:
Filters
Fully integrated plug & play control system
Bypass damper (%100)
Large filtering area for energy efficiency and long service period
ISO ePM Coarse 55% filters , optional high efficiency
ISO ePM1 55% filter
Double skin
30 mm insulation
Low sound level
New generation EC fans
Low sound level
10 years lifetime (40.000 hours)
Electrical Heater
DX/Heating/Cooling coil
Attenuator
Dampers
CO2 and humidity sensor
High efficient aluminum counter flow heat exchanger
Special application for anti-freeze protection
1- Bypass Damper (%100)
2- Extract Fan
3- Supply Fan
4- Condense Water Drain
5- Counter-Flow Heat Exchanger
6- Filters
7- Control Panel2
13
6
74
5
6
[According to EN 13779]
SPI =E
P (W)
q (m³)
v h
SFP =Psfm+Pefm (W)
qmax (m³)
s
SPI(W / m3 / h )
0,166
0,164
0,142
0,24
0,188
0,178
0,17
597
1180
1020
1732
1356
1280
1224
CLASS 2
CLASS 4
CLASS 3
CLASS 4
CLASS 4
CLASS 4
CLASS 3
CFHR - 05
CFHR - 10
CFHR - 12
CFHR - 16
CFHR - 28
0,15 1090 CLASS 3CFHR - 33
0,1875 1350 CLASS 4CFHR - 40
CFHR - 25
CFHR - 07
SFP( W / m3 / s )
EN 13779 SFPCLASS
2
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com *“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
Air Flow (m3/h)
Pow
er (W
)
Supply Air
200
200
100
1000 0
0
300
300
400
400
500
500
600
600
700
700
800
800
20
40
60
80
100
120
140
900
1000
CFHR-07
100%
100%
80%
80%60%
60%Stat
ic P
ress
ure
(Pa)
Air Flow (m3/h)
Supply Air
Stat
ic P
ress
ure
(Pa)
Pow
er (W
)
200
100
0
300
400
500
600
700
800
20
40
60
80
100
120
140
160
180
200
0
4002000 600 800 1000 1200
100%
100%
80%
80%
60%
60%
CFHR-10
Air Flow (m3/h)
Supply Air
Stat
ic P
ress
ure
(Pa)
200
100
0
300
400
500
600
700
Pow
er (W
)
20
40
60
80
100
120
140
160
180
200
04002000 600 800 1000 1200 1400
80%
80%60%
60%
100%
CFHR-12
Supply Air
Stat
ic P
ress
ure
(Pa)
200
0
400
600
800
1000
Pow
er (W
)
50
100
150
200
250
300
350
400
450
500
0
Air Flow (m3/h)6003000 900 1200 1500 1800
100%
100%
80%
80%60%
60%
CFHR-16
Supply Air
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
800
Pow
er (W
)
50
100
150
200
250
300
350
400
450
500
0
Air Flow (m3/h)900600300 1200 1500 1800 2100 2400
100%
100%
80%
80%
60%
60%
CFHR-25
CFHR - 05
Air Flow (m3/h)Po
wer
(W)
Supply Air
Stat
ic P
ress
ure
(Pa)
0
20
40
60
80
100
120
0
100
200
300
400
500
600
50 150 250 350 450 550
60%
80%
60%
80%
100%
100%
3
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com*“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
Supply Air
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
800
900
1000
Pow
er (W
)
50
100
150
200
250
300
350
400
450
500
0
Air Flow (m3/h)10005000 1500 2000 2500 3000
100%
100%
80%
80%
60%
60%
CFHR-28
Supply Air
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
800
900
Pow
er (W
)
100
200
300
400
500
600
0
Air Flow (m3/h)10005000 1500 2000 2500 3000 3500
100%
100%
80%
80%60%
60%
CFHR-33
CFHR - 40
Supply Air
Stat
ic P
ress
ure
(Pa)
Air Flow (m3/h)
0
100
200
300
400
500
600
700
800
900
500 1000 1500 2000 2500 3000 3500 4000
60%
80%
60% 80%
100%
100%
CFHR - 05
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
100 150 200 250 300 350 400 450 500
CFHR - 05
Specific Fan Poer - SFP kw/(m3/s)
Stat
ic P
ress
ure
(Pa)
Air Flow (m3/h)
0
100
200
300
400
500
600
50 150 250 350 450 550
SFP = 2
SFP = 1
SFP = 0,5
4
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com *“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
Specific Fan Power - SFP kW/(m3/s)
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
Air Flow (m3/h)400200 600 800 1000 1200
SFP:0,5
SFP:1
SFP:2
CFHR-10
Specific Fan Power - SFP kW/(m3/s)
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
Air Flow (m3/h)200100 300 400 500 600 700
SFP:2
SFP:1
SFP:0,5
CFHR-07
CFHR-12
Specific Fan Power - SFP kW/(m3/s)
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
Air Flow (m3/h)400200 600 800 1000 1200
SFP = 2
SFP = 0,5
SFP = 1
CFHR - 07
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
100 150 200 250 300 350 400 450 500 550 600
CFHR - 10
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
200 300 400 500 600 700 800 900 1000
CFHR - 12
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
200 400 600 800 1000 1200
5
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com*“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
Specific Fan Power - SFP kW/(m3/s)
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
Air Flow (m3/h)550300 800 1050 1300 1550 1800 2050 2300 2550
SFP:2
SFP:1,5
SFP:1
CFHR-25
Specific Fan Power - SFP kW/(m3/s)
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
800
900
Air Flow (m3/h)1000500 1500 2000 2500 3000
SFP:2
SFP:1
SFP:0,5
CFHR-28
CFHR - 16
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
500 600 700 800 900 1000 1100 1200 1300 1400 1500
CFHR - 16
Stat
ic P
ress
ure
(Pa)
Specific Fan Power - SFP kw/(m3/s)
Air Flow (m3/h)
0
100
200
300
400
500
600
700
800
900
500 650 800 950 1100 1250 1400 1550 1700
SFP = 2
SFP = 1
CFHR - 25
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
500 750 1000 1250 1500 1750 2000 2250 2500
CFHR - 28
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
72
74
76
78
80
82
84
86
88
90
1000 1300 1600 1900 2200 2500 2800
OUTSIDE AIR
EXHAUST AIRSUPPLY AIR
RETURN AIR
6
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com *“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
Specific Fan Power - SFP kW/(m3/s)
Stat
ic P
ress
ure
(Pa)
100
0
200
300
400
500
600
700
Air Flow (m3/h)1000500 1500 2000 2500 3000 3500
CFHR-33CFHR - 33
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
500 1000 1500 2000 2500 3000 3500
CFHR - 40
Tem
pera
ture
Effi
cien
cy (%
)
Air Flow (m3/h)
70
75
80
85
90
95
100
500 1000 1500 2000 2500 3000 3500 4000
CFHR - 40St
atic
Pre
ssur
e (P
a)
Specific Fan Power - SFP kw/(m3/s)
Air Flow (m3/h)
0
100
200
300
400
500
600
700
800
900
500 1000 1500 2000 2500 3000 3500 4000
SFP = 2
SFP = 0,5
SFP = 1
Power (W)
Supply Fan Extract Fan Supply Fan Extract Fan Supply Fan Extract Fan
Voltage (V) / Current (A) RPM (1/min)
83CFHR - 05
119CFHR - 07
170CFHR - 10
170CFHR - 12
385CFHR - 16
470CFHR - 25
500
83
119
170
170
385
470
500
500 500
750 750
230/0,75
230/0,9
230/1,4
230/1,4
230/2,5
230/3,1
230/2,2
230/2,2
230/3,3
230/0,75
230/0,9
230/1,4
230/1,4
230/2,5
230/3,1
230/2,2
230/2,2
230/3,3
3200
3635
2860
2510
3400
2530
2700
1850
2100
3200
3635
2860
2510
3400
2530
2700
1850
2100
CFHR - 28
CFHR - 33
CFHR - 40
500
390
700
510
1040
845
1580
1440
2400
2100
2650
2200
1200
0
1000
150
MAX. AIR FLOW(m3/h)
NOMINAL AIR FLOW(m3/h)
Pext. (Pa)
Pext. (Pa)
CFHR - 05 CFHR - 07 CFHR - 10 CFHR - 12 CFHR - 16 CFHR - 25 CFHR - 28
3450
3000
CFHR - 33
4010
3510
CFHR - 40
*Sound pressure level is measured 1,5 m away from the device.
dB (A)
SOUNDLEVEL*
CFHR-05
32 33 37 34 34 42 45
CFHR-07 CFHR-10 CFHR-12 CFHR-16 CFHR-25 CFHR-28
44
CFHR-33
47
CFHR-40
7
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com*“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
MODEL
CFHR-05
CFHR-07
CFHR-10
CFHR-12
CFHR-16
CFHR-25
CFHR-28
1297
1340
1450
1540
1790
1890
1890
* All units are in mm
560
580
840
1060
1320
1650
1950
293
334
334
334
375
375
375
200
200
300
400
450
600
800
230
230
230
230
250
250
250
230
230
290
300
340
350
350
626
646
906
1126
1386
1716
2016
1217
1259
1368
1458
1708
1808
1808
450
450
450
550
600
600
600
80
90
130
165
195
270
310
CFHR-33 1990 1950 457 800 300 430 2016 1910 600 345
CFHR-40 2130 2000 597 850 450 520 2066 2049 600 370
L W H A B C D E F WEIGHT
8
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com *“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
StandardControl panel or external start stop function is available.
Optional
Optional
Optional
Optional
Wireless controller is available as option.
3 steps fan speed control of supply and exhaust fan is available.
Constant air flow or constant pressure.
Airflow control based on the air quality sensor is available.
Free cooling is available ,by controlling the indoor and outdoor air conditions.
There are 2 alternatives to control filters:1: It records run time of the unit and when set time expires,
control panel gives an alert for filter change.2: Filter change time can be controlled with pressure switch mechanically.By this way, control panel givesan alert when filter needs to be changed.
It controls all functions of unit via PC or central control system board.
It is used in order to increase fan speed:Alternative1: Via boast button on the control panel.
Alternative 2: Via dry contact or light power input (230V) on PCB board.
ModBus
Filter Function
Boost Function
It automatically stops operatingin case of interfering to the unit while it is working.
It will be active in case of fire.
Step control Electrical Heater
Fire Alarm Function
Safety
When outdoor temperature is low, this function will becomeactive by receiving information from humidity and temperature sensors.
Unbalanced, pre-heater, by-passFrost Protection Function
Bypass Damper Function
Fan Speed Control
Fan Speed Control
Fan Speed Control
Display
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Heating coil valves on the device which include optional heating coil,are controlled by proportional valve motors with PID logic and sensitivity.Heating Coil
Standard
Digital control panel is available.Display
On / Off
Operation Description Standart
9
COUNTER FLOW HEAT RECOVERY UNIT
www.doguhvac.com*“DOGU HVAC” reserves the right to introduce changes of parameters and sizes in the process of improvement of the devices.
200
1000 1000 1000 1000 1000 1000 1000 1000 1000
We make the difference with140 different types of products.
0408
2020
[email protected] | www.doguhvac.com
HeadquarterITOB Organize Sanayi Bölgesi 10010 Sk.No: 4 35477 Tekeli, Menderes, İzmir/TURKEY Теl: +90 232 799 02 40 | Fax: +90 232 799 02 44
Istanbul Sales OfficeBarbaros Mah. Ciğdem Sk. No: 1 Ağaoğlu My OfficeKat: 4/18 Ataşehir, Istanbul/TURKEYТеl: +90 216 250 55 45 | Fax: +90 216 250 55 56
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