Electric Wiring Work; Wiring Precautions - Gree GUHD09NK3FO Service Manual

U-Match Series DC
Inverter Service Manual
Item
Model

4 ELECTRIC WIRING WORK

4.1 Wiring Precautions

Before obtaining access to terminals, all supply circuits must be disconnected.
Always use a special branch circuit and install a special receptacle to supply power to the air conditioner.
The special branch circuit breaker is installed in the permanent wiring. Always use a circuit that can trip
all the poles of the wiring and has an isolation distance of at least 3 mm between the contacts of each
pole.
Perform wiring work in accordance with standards so that the air conditioner can be operated safely and
positively.
Install a leakage special branch circuit breaker in accordance with the related laws and regulations and
electric company standards.
72
Oil bend
Indoor
Size of Fitting Pipe(Inch)
Max. Pipe Length
Liquid Gas
Outdoor
Oil bend
Max. Height Difference
between
(m)
Drainage pipe(Outer
Diameter × wall thickness)
(mm)