STIEBEL ELTRON WPL 10 I - 19. Specification; 19.1 Dimensions and connections WPL 10 I

19
A1 Heat pump manager WPM II A2 Integral heat pump control unit IWS B1 Temperature sensor heat pump flow B2 Temperature sensor heat pump return E1 Instantaneous water heater (DHC) F1 Low pressure limiter F2 High pressure limiter F4 Hot gas temperature limiter F5 High limit safety cut-out for DHC F13 Frost protection temperature sensor
Wiring diagram WPL 7 IKS, WPL 10 IKS
Fig. 17
26_03_01_0603
H1 Heat pump ON indicator (green) H2 Defrost ON indicator (blue) K2 Contactor compressor K4 Fan contactor K5 Instantaneous water heater relay K6 Instantaneous water heater relay M1 Compressor motor M2 Pump motor M3 Motorised diverter valve M6 Fan motor
N1 Defrost end control thermostat N2 Defrost pressure differential switch N4 Start-relay X1 Terminals X2 LV terminal X3 Power supply X4 Control terminals X23 Earth block – power supply X26 LV earth block X27 Earth plug-in block
X28 Socket terminal strip X29 Socket plug IWS 12-PIN X30 Socket plug IWS 3-PIN X33 Socket plug IWS 5-PIN Y1 Changeover valve - defrost Z1 Operating condenser, compressor Z2 Operating condenser, fan Z4 Condenser, compressor start
Mains
HP