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ELECTRICAL AND CONTROL SETTINGS
10. ELECTRICAL AND CONTROL SETTINGS
10.1 GENERAL CHECK
(1) Ensure all electrical apparatus used on site (power switch, circuit breaker, lead, conduit and terminal board) are selected
according to technical manual and national and local codes. Wiring must be made according to national and local codes.
(2) Check voltage is within rated voltage ± 10%. In case of low voltage, system will not start. In case of high voltage,
electrical parts will be burnt out.
(3)
Model
Power
supply
Operation Mode
Max. current
(A)
Power supply
cables
Transmitting
cables
CB
(A)
ELB
(No. of poles/A/mA)
EN60335-1 EN60335-1
AHS-
(044/060/080)
HCDSSA-23
220-240V
~
50Hz
With DHW electric heater 29.56 3 x 6.0 mm² 2 x 0.75 mm² 40 2/40/30
CB: Air circuit breaker.
ELB: Earth leakage breaker.
Turn OFF the main power switch of the indoor unit and the outdoor unit and wait for more than 10 minutes before electrical
wiring work or a periodical check is performed.
(1)
(2)
Refer to relevant standards for Above-noted power supply cables size.
(3)
Where power supply cable is connected through junction box in series, be sure to determine the total current and choose wires based
Current i (A) Wire size (mm
2
)
2.5
2.5
2.5
4
6
10
16
63 < i
※
1
※
1: In the case that current exceeds 60A, do not connect cables in series.
(4)
(5)
the shielding layer shall be grounded.
(6)
A switch that can ensure all-pole disconnection shall be installed between power supply and air conditioning unit in such a manner that
the contact spacing shall not be less than 3 mm.
(7)
timely manner for repair and replacement.
(8)
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