Lennox VEOA042N432U, Installation & Operation Instructions

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Multi Variable Air Conditioners Fresh Air Series Indoor Unit
8
3.4 Wiring Requirements
（
1
）
Power Cord Size and Air Switch Capacity
Model Power Supply
Air Switch
capacity
(A)
Minimum Sectional
Area of Ground Wire
(mm
2
/AWG)
Minimum Sectional
Area of Power Cord
(mm
2
/AWG)
VEOA042N432U
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
6 1.0/AWG18 1.0/AWG18
VEOA048N432U
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
6 1.0/AWG18 1.0/AWG18
VEOA076N432U
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
10 1.0/AWG18 1.0/AWG18
VEOA084N432U
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
10 1.0/AWG18 1.0/AWG18
VEOA096N432U
220~240V 1Ph 50Hz
208~230V 1Ph 60Hz
10 1.0/AWG18 1.0/AWG18
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.
Fig 4.1.1