Electrical Connection Diagram - Ferroli PREXTHERM N 400 Instructions Pour L'installation Et L'entretien

PREXTHERM N
Main wiring diagram
fig. 6

Electrical connection diagram

fig. 7
Key
32 Pump (not supplied)
49 Safety thermostat
72 Room thermostat (not supplied)
98 Switch
114 Water pressure Switch
159 Test knob
160 Auxiliary contact
170 Boiler setting thermostat, 1 st
171 Boiler setting thermostat, 2 nd
189 Lockout indicator light (not supplied)
211 Burner connector
Note The dashed sections of wiring are the responsibility of the installer
stage
stage
9