R3250Hz Universal Series Technical Manual
72
GD Chigo Heating & Ventilation Equipment Co., Ltd.
10. The Specification of Wiring
Model
CTA-18HVR4
CTA-24HVR4
CTB-36HVR4
CTB-48HVR4
Indoor power supply
V/Ph/Hz
220~240/1/50
Outdoor power
supply
V/Ph/Hz
220~240/1/50
Power Supply Method
From outdoor unit
Outdoor unit Power Supply Wire
3×12AWG
3×12AWG
3×12AWG
3×12AWG
Indoor unit Power Supply Wire
4×14AWG
4×14AWG
4×14AWG
4×14AWG
Signal wiring
4×2.5
4×2.5
3×1.0
3×1.0
Model
CTB-36HVR4S
CTB-48HVR4S
CTB-55HVR4S
Indoor power supply
V/Ph/Hz
220~240/1/50
220~240/1/50
220~240/1/50
Outdoor power
supply
V/Ph/Hz
380~415/3/50
380~415/3/50
380~415/3/50
Power Supply Method
From outdoor unit
Outdoor unit Power Supply Wire
5×12AWG
5×12AWG
5×12AWG
Indoor unit Power Supply Wire
4×14AWG
4×14AWG
4×14AWG
Signal wiring
4×2.5
4×2.5
3×1.0