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7. Electrical installation
Installer reference guide / Mono tank integrated type
80
※
AE80/120/160RXYD**
Communication Cable
Power Supply
MCB+ELB
or
RCBO(ELCB)
Power Supply
MCB+ELB
or
RCBO(ELCB)
About correct grounding
Grounding the power cable
• The standard of grounding may vary according to the rated voltage and installation place of the heat pump.
• Grounding must be done by an authorized electrician (sometimes appointed by the electricity company), according to
local regulation.
※
Do not earth the installation via connecting to water or gas piping, telephone earth or surge absorber.
※
Earthing wiring must have the same diameter of the phase and neutral lines.
※
Earthing cables are recognizable by their green/yellow colour labeling.