INSTALLATION
Specication
www.stiebel-eltron.com WPF basic | 49
A1 Heat pump manager WPMi
B1 Temperature sensor heat pump flow
B2 Temperature sensor heat pump return
B3 Temperature sensor heat source
B5 Hot gas temperature sensor
E1 elektr. booster heater (DHC)
F1 Low pressure switch (only in WPW)
F2 High pressure switch
F5 High limit safety cut-out for DHC
F8 Brine pressure switch
K2 Compressor start contactor
K4 Contactor – brine pump
K5 Electric booster heater relay
K6 Electric booster heater relay
K7 Electric booster heater relay
K8 Pump motor relay
K9 Contactor relay stuck
M1 Compressor motor
M2 Pump motor
M3 Motorised diverter valve
P1 High pressure transducer
P3 Low pressure transducer
X1 Terminals
X2 LV terminal
X3 Power supply
X4 Control terminals
X11 Socket plug 10-PIN WPMi
X12 Plug WQ temperature WPMiw
X13 Plug mixer circuit temp. WPMiw
X14 Plug remote control WPMiw
X15 BUS plug WPMiw
X20 Plug pumps and power-OFF WPMiw
X21 Plug mixer control WPMiw
X22 Socket plug 10-PIN control WPMi
X23 Power supply earth block
X24 Earth block control
X25 N block control
X26 Earth block LV
X27 Earth plug-in block
X28 Socket terminal strip
X31 Electric booster heater terminal
X39 Earthing the front sheet metal cover
X73 Connectors in cable channel
Z3 Suppressor
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