Technical information

(*) On units with hydro kit only

(**) On units with hydro kit and two pumps only

(***) On 50 and 60 units only

(1) Units without pump

A The components in the box are not supplied by the manufacturer FS Water flow switch

The components in the box are standard accessories supplied

by the manufacturer

FSC Fan speed controller

C Motor position HP High-pressure switch (automatic reset)

D “B” mm

Cu LP Low-pressure switch (automatic reset)

E Alarm K1, K2 Compressor contactor 1 and 2

a Green wire K3 Pump contactor

b White wire M1, M2 Compressor 1 and 2

c Black wire M3, M4, M5 Fan motors

A1 Base control module M6, M7 Pump 1 and 2

A2 Expansion module MS Main switch

B1 Water inlet temperature sensor (Transducer) Q Circuit breakers

B2 Water outlet temperature sensor (Transducer) R7 Sump heater compressor 1

B3 Outdoor temperature sensor (NTC) R8 Sump heater compressor 2

B4 Cooling pressure, fan speed control A1 fan module (NTC) R00 Remote ON / OFF switch

B8 Cooling pressure, fan speed control A2 fan module (NTC) RCH Remote COOL / HEAT switch

C1, C2, C3 Fan motor condensers T 230 / 24V transformer

EH Evaporating unit heater TH Tank heater

F1, F2 A1 and A2 protecting fuses (315 mA slow) TK1, TK2, TK3 Fan heat protectors M3, M4 and M5

F3 Fan speed controller fuse V4V 4-way valves (on YLHA only)

FC Phase control

Technical Information 1

Wiring diagrams 1.14

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