Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit 
7 
Material Type 
Total Length L (m) 
of Communication 
Cable between 
Indoor Unit and 
Indoor (Outdoor) 
Wire Size 
(mm
2
) 
Material 
Standard 
Remarks 
Light/Ordinary 
polyvinyl 
chloride 
sheathed cord. 
(60227 IEC 52 
/60227 IEC 53) 
L≤1000m 
≥2×0.75  IEC 60227-5 
1. If the wire diameter is enlarged to 
2×1 mm
2
, the total 
communication line length can 
reach 1500m.   
2. The cord shall be Circular cord 
(the cores shall be twisted 
together). 
3. If unit is installed in places with 
intense magnetic field or strong 
interference, it is necessary to 
 
3.4 Wiring Requirement 
Notes:
 
①
 The circuit breaker and power cord specification in above sheet are based on max 
power (max current) of the unit. 
②
 The power cord specification in above sheet is based on ambient temperature of 40°C. 
③
 The circuit breaker specification in above sheet is based on ambient temperature of 
40°C. If the working condition is different, please adjust it according to the specification 
sheet of circuit breaker. 
Dimension of power cord and capacity of air switch: 
Models  Power Specification 
Air Switch 
Capacity 
(A) 
Minimum Sectional 
Area of Grounding 
Wire(mm
2
) 
Minimum 
Sectional Area of 
Power Cord (mm
2
) 
GMV-ND28ZD/A-T 
220-240V-1ph-
50Hz 
208-230V-1ph-
60Hz 
6  1  1 
GMV-ND36ZD/A-T  6  1  1 
GMV-ND50ZD/A-T  6  1  1 
GMV-ND56ZD/A-T  6  1  1 
GMV-ND63ZD/A-T  6  1  1 
GMV-ND71ZD/A-T  6  1  1 
GMV-ND90ZD/A-T  6  1  1 
GMV-ND112ZD/A-T  6  1  1 
GMV-ND125ZD/A-T  6  1  1 
GMV-ND140ZD/A-T  6  1  1 
GMV-ND160ZD/A-T  6  1  1