Gree U-MATCH B Series, Руководство пользователя

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U-MATCH SERIES DC INVERTER AIR CONDITIONERS SERVICE MANUAL
67
3.2 Specification of Connection Pipe
Table 3-2-4
Item
Model
Size of Fitting Pipe
inch
Max. Pipe
Length
m(feet)
Max. Height
Difference
between Indoor
Unit and
Outdoor Unit
m(feet)
Drainage
pipe(Outer
Diameter × wall
thickness)
mm
Liquid Gas
UMAT18HP230V1BD
UMAT18HP230V1BO
1/4 1/2 50(164) 15(49)
Φ30X1.5
UMAT24HP230V1BD
UMAT24HP230V1BO
3/8 5/8 50(164) 15(49)
Φ20X1.2
UMAT30HP230V1BD
UMAT30HP230V1BO
3/8 3/4 50(164) 15(49)
Φ20X1.2
UMAT36HP230V1BD
UMAT36HP230V1BO
3/8 5/8 70(229) 15(49)
Φ20X1.2
UMAT42HP230V1BD
UMAT42HP230V1BO
3/8 5/8 70(229) 15(49)
Φ20X1.2
UMAT48HP230V1BD
UMAT48HP230V1BO
3/8 5/8 70(229) 15(49)
Φ20X1.2
4 ELECTRIC WIRING WORK
4.1 Wiring Precautions
WARNING!
①
. Before obtaining access to terminals, all supply circuits must be disconnected.
②
. The rated voltage of the unit is as shown as Table 1-4-1 and Table 1-4-2
③
. Before turning on, verify that the voltage is within the 187~252V range(for single phrase unit).
④
. Always use a special branch circuit and install a special receptacle to supply power to the air conditioner.
⑤
. Use a special branch circuit breaker and receptacle matched to the capacity of the air conditioner.
⑥
. 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 (1/8inch) between the contacts of each pole.
⑦
. Perform wiring work in accordance with standards so that the air conditioner can be operated safely and
positively.
⑧
. Install a leakage special branch circuit breaker in accordance with the related laws and regulations and electric
company standards.
CAUTION!
①
. The power source capacity must be the sum of the air conditioner current and the current of other electrical
appliances. When the current contracted capacity is insufficient, change the contracted capacity.
②
. When the voltage is low and the air conditioner is difficult to start, contact the power company to raise the
voltage.