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Grounding work
Grounding must be done by a qualified installer for your safety.
Grounding the power cable
f The standard of grounding may vary according to the rated voltage and installation place of the air conditioner.
X
f Ground the power cable according to the following table.
X
Installation place
Power condition
Voltage of lower than 150V
Voltage of higher than 150V
Note 1) Grounding work 3
f Grounding must be done by installation specialist.
X
f Check if the grounding resistance is lower than 100Ω. When installing a circuit breaker that can cut the electric circuit in
X
case of a short circuit, the allowable grounding resistance can be 30~500Ω.
Note 2) Grounding at dry place
f The grounding resistance is should be lower than 100Ω and even in worst case, it should be lower than 250Ω)
X
Performing the ground work
f Use the grounding wire by referring to the specification of the electric cable for the outdoor unit.
X
❖ When using the exclusive terminal for grounding
- When exclusive terminal for grounding is installed. Ex) Steel house etc.
AP80S0A
Grounding resistance under
100Ω (Conventional facility)
❖ When using the exclusive terminal for grounding
AP80S0A
Grounding resistance under
100Ω (Conventional facility)
PAC_아프리카 중동향AP80S0A_IBIM_34514A-02_EN.indd 45
High humidity
Perform the grounding work
Must perform the grounding work 3.
Exclusive terminal for
grounding
Switching board
Average humidity
Perform the grounding work 2 if
3.
Note 1)
possible for your safety.
Note 1)
circuit breaker is installed)
AP0AS0A
Exclusive terminal for
grounding
Grounding resistance under
100Ω (Conventional facility)
AP0AS0A
Switching board
Grounding resistance under
100Ω (Conventional facility)
Low humidity
Note 2)
(Including the case where
45
2015-04-23 오후 2:19:00
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