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R1K 50 RAIN - RAD - ING - Man.Inst. - 1901.1_SK.3_firm.L224C_AHS
1 Alimentazione el
ettrica_EN
1. INSTALLATION
INST
ALLER
1.1.16. POWER SUPPLY
To power the boiler connect the electrical cables
to the terminal inside the control panel as follows:
DANGER
Cut off the voltage from the main switch.
› remove the boiler's front casing (refer to chapter
ACCESSING THE BOILER).
› loosen the two screws and remove the plate “A”
(see fig. 1).
› after removing the plate, connect the electrical
cables to terminal “B” (see fig. 1):
· the yellow/green cable to the terminal marked
with grounding symbol “
”.
· the blue cable to the terminal marked with
“N”.
· the brown cable to the terminal marked with
“L”.
After performing these operations, remount plate
“A” and the front casing.
L
N
Se
Se
A
Ta
Ta
B
BLUE
YELLOW/GREEN
BROWN
fig. 1
