Fujitsu WATERSTAGE WOYG112LHT Maintenance Document page 38

Air to Water Heat Pump (Split integrated DHW type)
" Model single phase
Safety thermostat
L N L
230 V
Cable grommet (power)
Terminal blocks
" Model 3-phase
Safety thermostat
Terminal blocks
L N L
230 V
L N
230 V
Cable grommet (power)
Terminal blocks
Cable grommet
Relay
(Power)
+ DHW Terminal blocks
- 38 -
Electrical Back-up Terminal blocks
+ Relays
2 4
N
Relay
+ DHW Terminal blocks
Electrical Back-up Terminal blocks
Solid state relay
HP regulator
2 4
N
2 4
L N
Relay
+ DHW Terminal blocks
figure 43 - Access to hydraulic unit electric box and description
HP regulator
Cable grommet (sensors)
HP regulator
Cable grommet (sensors)
Cable grommet
(sensors)
Interface card
Interface card
Interface card
Installation and operating manual "1768 - EN"