5.4
Electrical connection
All operations involving the electrical parts must only be performed with the unit disconnected and
electrically isolated from the power supply.
These operations must only be carried out by trained personnel in full compliance with all safety
standards.
Make sure that the characteristics of the mains power supply are adequate for the power ratings
indicated in the table of technical specifications
Power to the appliance must be turned on only after installation work has been completed (gas
connections).
The power line should be fitted upstream with a suitable device to protect against short-circuits and earth
leakage and isolate the appliance from other equipment
Use cables with double insulation, in accordance with the standards in force in the country concerned.
Use only power cords with adequate specifications and rating
The appliance must be earthed
The manufacturer is not liable for any damage caused by failure to earth the appliance.
The unit power supply must be protected by the following devices:
Magneto-thermic switch >=20A;
Class A differential Switch;
The appliance must only be powered on once it has been placed in position and the required air
connections have been completed.
Fuse specifications and replacement warnings
220-240 Vac units
FULL RANGE power supply voltage units
Fuse
Description
Note
F1
15A (600Vac – class CC) (10x38mm)
Unit fuse
F2
6A (600Vac – class CC) (10x38mm)
F3
15A (300Vdc – class CC) (10x38mm)
Inverter protection fuse
F4
15A (300Vdc – class CC) (10x38mm)
F5
3.15A (250Vac – class CC) (5x20mm)
Main-board fuse (installed in the main-board)
Fuse replacing operations:
•
Disconnect power cord before replacing fuse
•
To avoid electric shock the power cord protective grounding conductor must be connected to
ground
•
Replace fuse as specified
•
For continued fire protection no operator serviceable components inside
•
Refer servicing to qualified personnel
Operating manual NG(A) CASTORE XS iQ
16
