Gree GRS-S16/Na-M, Service Manual

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HEAT PUMP WATER HEATER (NORTHERN EUROPE) MAINTENANCE
22
2.3 Specification of Power Supply Wire and Air Switch
Power cable specifications and air switch types in the following list are recommended for selection.
Unit Model Power supply
Air switch
capacity
(A)
Min. sectional
area of
grounding
cable
(mm
2
)
Min. sectional
area of power
cable
(mm
2
)
KFRS-9/Na-M
380-415V
3N~ 50Hz
13 1.5 4×1.5
GRS-S16/Na-M(O)
380-415V
3N~ 50Hz
25 2.5 4×2.5
Note
：
The power supply wire must be copper core wire, and the working temperature can not be
higher than limited value.
If the length of power supply wire is longer than 15meters, do please increase the section
area to avoid any accident due to over-load.
If the supply cord is damaged, it must be replaced by the manufacturer or its service agent
or a similar qualified person in order to avoid a hazard.
The appliance shall be installed according to national regulations
When installing the connection wiring for manual controller, the wire must be put inside a
separate protective sheath to avoid direct sunshine.
Warning!
An all-pole disconnection switch having a contact separation of at least 3mm in all
poles should be connected in fixed wiring.