Ferroli BlueHelix ALPHA C Instrucciones De Uso, Instalación Y Mantenimiento página 250

2.5 Electrical connections
ATTENTION
BEFORE CARRYING OUT ANY OPERATION REQUIR-
B
ING REMOVAL OF THE CASING, DISCONNECT THE
BOILER FROM THE ELECTRIC MAINS WITH THE
MAIN SWITCH.
NEVER TOUCH THE ELECTRICAL COMPONENTS OR
CONTACTS WITH THE MAIN SWITCH TURNED ON!
DANGER OF ELECTRIC SHOCK WITH RISK OF INJU-
RY OR DEATH!
The unit must be connected to an efficient grounding sys-
B
tem in accordance with applicable safety regulations.
Have the efficiency and suitability of the grounding system
checked by professionally qualified personnel; the Manu-
facturer declines any liability for damage caused by failure
to ground the system.
The boiler is pre-wired and equipped with a three-core
connection cable to the electric line without plug. The con-
nections to the grid must be made with a permanent con-
nection and equipped with a bipolar switch with contact
opening of at least 3 mm, interposing fuses of max. 3A be-
tween the boiler and line. Make sure to respect the polari-
ties (LINE: brown wire / NEUTRAL: blue wire / GROUND:
yellow-green wire) in the connections to the electric line.
The unit's power cable MUST NOT BE REPLACED BY
B
THE USER. If the cable gets damaged, turn the unit off
and have the cable replaced only by professionally
qualified personnel. In case of replacement, use exclu-
sively "HAR H05 VV-F" 3x0.75 mm2 cable with maximum
ext. diameter of 8 mm.
250
cod. 3540000021 - Rev. 00 - 02/2024
BlueHelix ALPHA C
EN