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14
WIRING DIAGRAM KEY DESCRIPTIONS
LEGEND
N 760
WIRING DIAGRAM
SEE APPENDIX
POWER SUPPLY
This supply is protected upstream by an FFG general supply fuse holder, to be provided by the installer, in accordance
with "ELECTRICAL SPECIFICATIONS". The fuse holder shall be mounted close to the unit.
The electrical installation and the wiring of this unit shall comply with local electrical installation standards.
Thee phase 400 V~ + N Ground:
On terminals L1 ; L2 ; L3 ; N on the QO mains supply circuit switch.
On the ground screw for the earth cable.
POWER SUPPLY DIAGRAMS:
FFG:
Protective fuses (not supplied)
XO: Phase
distributor
QO:
Mains supply circuit switch
KA1:
Three-phase network control relay (phase
sequence and cut-out)
Q1/2/3/4: C1/2/3/4
compressors magneto-thermal
circuit breaker
KM1/2/3/4: C1/2/3/4 compressors power circuit
contactor
C1/2/3/4: Compressors
R1/2/3/4:
C1/2/3/4 compressors crankcase
heater
FT1 :
Control circuit magneto-thermal circuit
breaker
F2/4:
Fuse-te fuse
FF14: Fuse-carrier
K14: Pump relay (heat recovery pump
option)
F3:
Differential circuit breaker, power socket
and interior lighting
PO:
230V power socket
LS:
ON/OFF switch, ROOFTECH interior
lighting
L:
Technical compartment interior lighting
T1/2:
230V24V AC transformer (25VA)
FF5:
Blower fan fuse-carrier
FF6/7:
Outdoor fans fuse-carrier
FF8:
Intake air fan fuse-carrier
Q5:
Blower fan magneto-thermal circuit
breaker
Q6/7:
Outdoor fans magneto-thermal circuit
breaker
Q8:
Intake air fan magneto-thermal circuit
breaker
Q9:
Extractor fan magneto-thermal or
magnetic circuit breaker
KM5/6/7/8/9: Fan power contactors
ACS 5/8:
Blower and intake air fan three-phase
frequency regulator with RFI filter
ACS 6/7:
Outdoor fans three-phase frequency
regulator with RFI filter
M5:
Indoor fan motor
M6/7:
Outdoor fan motor
WIRING DIAGRAM AND LEGEND
ROOFTECH 100-120-140-160
RTCH
RTCL
RTCH + BURNER RTCL + BURNER
Control 230V 50Hz +/- 10%
SE3455
SE3541
SE3543
SE3544
Power Tri 400V+N 50Hz +/- 10%
SE34561
SE3542
SE34561
SE3542
SE34562
SE34562
SE34562
SE34562
SE34563
SE34563
SE34563
SE34563
SE34564
SE34564
SE34564
SE34564
Содержание 100
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