Gas Connection; Electrical Connections - Ferroli BLUEHELIX HITECH RRT K 50 Instrucciones De Uso, Instalación Y Mantenimiento

BLUEHELIX HITECH RRT K 50
In the presence of adequate chemical/physical system and feed water treatments and re-
lated high cyclicity controls able to ensure the required parameters, for industrial process
applications the product can be installed in open-vessel systems with vessel hydrostatic
height able to ensure compliance with the minimum operating pressure indicated in the
product technical specifications.
The presence of deposits on the boiler exchange surfaces due to non-compliance
with the above requirements will involve non-recognition of the warranty.

2.4 Gas connection

Before making the connection, ensure that the unit is
B
arranged for operation with the type of fuel available.
The gas connection must be made to the relevant con-
nection (see fig. 46) in compliance with current legis-
lation, using a rigid metal pipe or a continuous wall
flexible hose in stainless steel, placing a gas valve be-
tween the system and boiler. Make sure all the gas
connections are tight. Otherwise there may be a risk
of fire, explosion or suffocation.

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-
EN
cod. 3541Z782 — Rev 00 - 10/2022
291