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Multi Variable Air Conditioners Fresh Air Series Indoor Unit
3.4 Wiring Requirements
（1） Power Cord Size and Air Switch Capacity
Model
VEOA042N432U
VEOA048N432U
VEOA076N432U
VEOA084N432U
VEOA096N432U
NOTES!
①. The size of circuit breaker and power cord in above sheet is selected based on the
max power (max current) of unit.
②. Above selection requirements of power cord size: Power cord size is based on
multicore copper core cable with operation temperature of 90°C when laying on wire
groove at 40°C ambient temperature (IEC 60364-5-523). If the operation condition is
different, please calculate according to national standard.
③. Above selection requirements of circuit breaker size: Circuit breaker size is based on
ambient temperature of 40°C when the circuit breaker is working. If the operation
condition is different, please calculate according to circuit breaker specification.
（2） Install circuit breaking device near the unit. The minimum distance between each
stage of circuit breaking should be 3mm (The same for both indoor unit and outdoor
unit).
4 Installation Instructions
4.1 Installation of Indoor Unit
4.1.1 Outline Dimension and Installation Spots
Equip with a service port after hanging the unit. For the convenience of maintenance, the
service port should be on one side of the electric box and below unit's lower level.
Power Supply
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
Fig 4.1.1
Air Switch
Minimum Sectional
capacity
Area of Ground Wire
(A)
(mm
/AWG)
2
6
1.0/AWG18
6
1.0/AWG18
10
1.0/AWG18
10
1.0/AWG18
10
1.0/AWG18
8
Minimum Sectional
Area of Power Cord
(mm
/AWG)
2
1.0/AWG18
1.0/AWG18
1.0/AWG18
1.0/AWG18
1.0/AWG18
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