R32 50Hz Universal Outdoor Series Technical Manual
GD Chigo Heating & Ventilation Equipment Co., Ltd.
Part 1. General Information ....................................................................................... 1
1.Nomenclature .................................................................................................................. 2
2.Model Names of Indoor/Outdoor Units ........................................................................ 4
3.External Appearance ...................................................................................................... 5
4.Features ........................................................................................................................... 7
Part 2. Indoor Unit ...................................................................................................... 8
Round-Way Cassette Type ........................................................................................ 8
1. Features ...................................................................................................................... 9
1.1 Standard round-flow cassette .................................................................................. 10
1.2 Compact 4-way cassette .......................................................................................... 13
2.1 Specificationof round-flow cassette ....................................................................... 14
2.2 Specification of compact 4-way cassette ............................................................. 18
3 Dimension ................................................................................................................. 20
3.1 CCR-18HVR4,CCR-24HVR4 .............................................................................. 20
3.2 CCR-36HVR4, CCR-36HVR4S, CCR-48HVR4, CCR-48HVR4S, CCR-55HVR4S .................. 21
4. Service Space .......................................................................................................... 23
5. Wiring Diagrams ....................................................................................................... 25
6. Capacity Table .......................................................................................................... 28
7. Electric Characteristics ............................................................................................... 32
8.Exploded View ............................................................................................................... 33
8.1CCR-18HVR4,CCR-24HVR4 .................................................................................................... 33
8.2CCR-36HVR4, CCR-36HVR4S ................................................................................................... 35
8.3CCR-48HVR4, CCR-48HVR4S, CCR-55HVR4 .......................................................................... 37
8.4 CCB-18HVR4 ............................................................................................................................. 39
9. Accessories .................................................................................................................. 41
10. The Specification of Wiring ...................................................................................... 42
11. Field Wiring ................................................................................................................. 43
12. Trouble shooting ........................................................................................................ 45
12.1 Fault codes table ...................................................................................................................... 45
12.2 Wired controller spot check ...................................................................................................... 47
Duct Type .................................................................................................................. 48
1. Features .................................................................................................................... 49
1.1 Low ESP Ducted Unit ......................................................................................... 50
1.2 Medium ESP Ducted Unit ................................................................................... 51
2. Specification .............................................................................................................. 53
3. Dimensions ................................................................................................................... 57
4. Service Space .......................................................................................................... 60
5. Wiring Diagrams ....................................................................................................... 61
5.1 CTA-18HVR4, CTA-24HVR4 ...................................................................................................... 61
5.2CTB-36HVR4, CTB-36HVR4S .................................................................................................... 62
5.3CTB-48HVR4, CTB-48HVR4S, CTB-55HVR4S ......................................................................... 63
6. Capacity Tables ............................................................................................................... 64
7. Static Pressure ......................................................................................................... 68
7.1 CTA-18HVR4 .............................................................................................................................. 68
7.2 CTA-24HVR4 .............................................................................................................................. 68