WIRING DIAGRAM 00271-0151 THREE PHASE
Factory installed components
ARadio interference suppresser
A2 Electronic controller
A6 Unit control display keyboard
BP3 Condensing/evaporation control pressure transducer
BT1 Installation water inlet temperature sensor
BT2 Installation water outlet temperature sensor
C1 Compressor start capacitor
C2-3 Fan start capacitor
E1 Water pump
EV1-2 Fans
F1 High pressure switch
F2 Low pressure switch
F3 Flow switch
F5 Water differential pressure switch
FU1 Transformer protection fuse
FU2 Auxiliary circuit fuse
FU3 Fan protection fuse
FU4 Water pump protection fuse
KA1 High pressure switch relay
KA2 Water pump control relay
KM1 Compressor contactor
QF1 Chilling assembly protection switch
QM1 Compressor thermal overload switch
QS1 Door lock disconnector switch
R1 Compressor oil sump heater
R2 Frost heater
RD1 Red lockout warning light
SA1 On-off switch and/or timer input
SA2 Summer-winter switch input
TC1 Safety transformer
YV1 Cycle reversal valve
Z1 Compressor
1 Switch not included in the supply
2Models 0031-0041-0051-0061only
3 Heat pumps only
4Lights not supplied
5 Optional on-off switch and timer
6 Optional summer-winter switch; for cooling-only mod-
els terminals 8-9 closed