16
LEGEND
N 752
POWER SUPPLY
The power supply must be protected by an FFG mains circuit breaker.
All the electrical installations and wiring associated with this equipment must comply with local installations
regulations.
CHART 1:
SE 4248 models 07/09/012
cooling only or heatpump
230V +/-10% 50Hz
230 Single phase models:
Connection to the terminals N, L and of the regulation board.
²
- L : phase
²
- N : neutral
²
- : P-E ground
WIRING DIAGRAM AND LEGEND
WIRING DIAGRAM
SEE APPENDIX
MODELS
Fuse aM
(without heating)
Full load cur-
rent (max)
(without heating)
Fuse aM
(with heating)
Full load cur-
rent (max)
(with heating)
Starting
amperage
230V
07
6A aM
4.7A
8A aM
7A
16A
09
6A aM
5A
10A aM
9.5A
16A
12
8A aM
6.3A
12A aM
12A
18.9A
DESCRIPTION OF WIRING DIAGRAM REFERENCES
FFG
: Fuses according to chart 1 (not supplied)
COOLING
M1
: Refrigeration compressor.
F1
: External safety compressor
LP
: Automatic reset Low Pressure pressostat.
HP
: Automatic reset High Pressure pressostat.
C1
: M1 compressor condenser.
RV1
: 4 way valve for cycle inversion.
SW
: Detector of condensed water level
VENTILATION
MV
: Treated air fan motor.
TV
: Auto-transformer
FV
: MV motor internal safety device.
C
: MV motor condenser.
WATER CIRCUIT
Y1
: Water circuit by-pass valve (not supplied).
FS
: Flow switch
Summary of Contents for HRW 07
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Page 37: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO...
Page 38: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO II...
Page 40: ...APPENDIX ANNEXE ANLAGE ALLEGATO ANEXO IV SE 4248 N752 3991281 HRW 7 9 12 BMS WIRING DIAGRAM...
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