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figure 6�22 – Electrical wiring diagram
Example of pump/appliance electrical connection with 230 Vac pump (with absorbed power equal or more than 700 W), controlled directly by the
appliance through a relay
LeGend
SCH
circuit board
J10
open jumper
N.O. CONTACT
N.O voltage free contacts
MA
unit terminal block
L
phase
N
neutral
Components NOT SUPPLIED
PM
water pump > 700W
KP
pump relay
If several appliances are connected on the same hydraulic circuit, it is always necessary
to provide a safety transformer (SELV secondary) with relevant relay; make connections
according to the diagram in Figure 6.23 Electrical wiring diagram
→
65.