ENG
4.6.2
Electrical circuit diagram – Multi-Controller (MC)
Fig. 22: Circuit diagram
C11
Capacitor condenser fan
C12
Capacitor evaporator fan
E1
Condensate evaporation
F1
High-pressure pressostat
F2
Fuse
LP1
Controller
LP2
Display control unit (MC)
M1
Compressor
M2
Condenser fan (external)
M3
Evaporator fan (internal)
Operating Manual | Roof-mounted Cooling Unit | Multi Controller (MC) – 115 V | 086100027c
MM1 Multimaster input
MM2 Multimaster output
S1
Door contact
SK
Fault signal contact (1,2)
TK
Door contact/signal (3,4)
TS1
Temperature sensor (internal)
TS2
Temperature sensor (external)
TS5
Temperature sensor (internal)
X40
Ground terminal contact
X50
Mains terminal contact + door
contact + fault indication
X51
Multimaster terminal contact +
temperature sensor (external)
X52
Heater condensate contact
X53
High-pressure pressostat contact
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