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CONFIGURATION ACCESSORIES
7�1 Heater kit
GB0684II - Heating elements 6 kW (3 steps of 2 kW). Limi-
tation to 4 kW for single-phase heat pumps
1� Heating element
1
7�1�1 Electric connections
The accessory is supplied installed and tested at the facto-
ry. No electrical connections are required.
Single-phasepowersupply
Connection Stage 1 Stage 2
Power draw kW 2,00 4,00
Current draw A 8,70 17,39
Minimum wire cross-
section area
mm² 4,00 4,00
Three-phasepowersupply
Connection Stage 1+2+3
Power draw kW 6,00
Current draw A 8,70
Minimum wire cross-section area mm² 2,50
7�1�2 Checks with the machine switched
on
This check should only be carried out if the unit is
equipped with an electrical heating element.
After starting up, check that
• the heating element operation indicator light is on
7�1�3 Failures of the heating element
Failure of the electrical resistance is indicated by the oper-
ating light going out.
The fault may be due to:
• intervention of the resistor safety thermostat
• resistor protection switch intervention
To reset, act manually on the tripped safety device.
If the fault occurs several times in a given period of time
(e.g. 3 times in 1 hour), contact the Technical Service
Centre.
1� Heating element
2� Light indicator
2
1
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