AUX-Light CAC 50Hz R410A Trouble shooting
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7.3. Electrical connection
7.3.1Electrical connection precaution
Installation of electric items must be carried out by qualified, professional technicians. An isolated circuitry
should be fixed with whole-pole disconnection devices, which is with at least 3mm gap of touch point. .
Power supply and indoor to outdoor connection should use special cable. Providing the necessity of
installation or replacement, the professional technician of service store appointed by manufacturer must
be required, while self-operation by users is prohibited.
In case of any electric shock accident, the creepage protection devices /power supply on-off and breaker
must be required with power supply.
The specification of fuse for single phase control board is F5AL 250V, while for 3 phase control board,
both indoor and outdoor unit, it is F3.15AL 250V。
Machine must be earthed surely. If not, it’ll be probably caused creepage.
Equivalent 227IEC53(RVV) type of power cord of GB5023 or the excelled must be required. The cords
should be fixed properly against broken, while ends/joints of cords is under outside force. Improper
connection or fixation will cause disaster like fire….etc. Equivalent 245IEC57(YZW) type of power cord of
GB5023 or the excelled must be used as connection line of indoor and outdoor.
The earth line is neither allowed to connect to gas pipe, water pipe or circuitry of telephone or lighting rod,
nor to the earth line of other devices.
Please fix power supply cord and connection wires of indoor and outdoor, in accordance with circuit
diagram
Fix the cords into terminal boards properly and safely with cable fixation tools to avoid any danger caused
by the power cord under outside forces.
After fixation, use bind tape (affixed) to bind wires avoiding any collision with other components like
compressor, copper pipes…etc
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