Technical information

(*) On units with hydro kit only
1* Alarm HTP Heater thermal protection
A Electronic control K1 Compressor contactor
B
The components in the box are standard accessories supplied
by the manufacturer
K2 Auxiliary heater contactor
C The components in the box are not supplied by the manufacturer K3 Pump contactor (TC units)
D “B” mm
2
Cu LAK Low ambient kit accessory
a Green wire LP Low-pressure switch (2.5 bar)
b White wire M1 Compressor
c Black wire M2 Fan Motor 1
AH Auxiliary heater M3 Fan Motor 2
B1 Water inlet temperature sensor (NTC) M4 Pump (TC units)
B2 Water outlet temperature sensor (NTC) MS Main switch
B3 Outdoor temperature sensor (NTC) Q1 Back-up heater magneto-thermal protector
B4 Ratiometric pressure sensor Q2 General compressor magneto-thermal protector
C2, C3 Fan condenser Q3
General magnetic-thermal protector, 230V / Fan / Pump / Sump
heater
CH Compressor sump heater Q4 Pump magneto-thermal protector (TC units)
F1 24V electronic control fuse R00 Remote ON / OFF switch
F2 Fan speed controller fuse RCH Remote COOL / HEAT switch
FC Phase control T 230 / 24V 20VA transformer
FS Water flow switch (TC units) TK1, TK2 Fan heat switch
FSC Fan speed controller V4V 4-way valve
HP High-pressure switch (41 bar)
1 Technical Information
1.14 Wiring diagrams
122