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R1K 120 - RAD - ING - Manuale - 2201.1_SKM1_no_INAIL_firm.L226F
1 Aliment
a
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1. INSTALLATION
INST
ALLER
1.1.19. POWER SUPPLY
To power the boiler, connect the electrical cables
to the terminal block the control panel as follows:
DANGER
Cut off the voltage from the main switch.
› remove the boiler 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 block “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
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