Chigo CCA-24HVR1 User manual

R410A50Hz Universal Outdoor Series Technical Manual Outdoor Unit
I
GD Chigo Heating & Ventilation Equipment Co., Ltd.
R410A 50Hz Universal Outdoor Series
Inverter type
Technical Manual
LCAC/2018

R410A50Hz Universal Outdoor Series Technical Manual
II
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.....................................................................................................6
4. Features ..........................................................................................................................9
Part 2. Indoor Unit....................................................................................................10
4-Way Cassette Type ...............................................................................................10
1. Features ....................................................................................................................11
1.1 Standard 4-way cassette..........................................................................................12
1.2 Compact 4-way cassette..........................................................................................16
2.1 Specification of standard 4-way cassette.............................................................18
2.2 Specification of compact 4-way cassette .............................................................24
3Dimension.................................................................................................................26
3.1 CCA-18HVR1,CCA-24HVR1.........................................................................26
3.2 CCA-36HVR1-A, CCA-36HVR1-B, CCA-48HVR1, CCA-60HVR.................29
4. Service Space ..........................................................................................................33
5. Wiring Diagrams.......................................................................................................36
6. Capacity Table..........................................................................................................41
7. Electric Characteristics...............................................................................................51
8. Exploded View..............................................................................................................52
8.1 CCA-18HVR1，CCA-24HVR1......................................................................52
9. Accessories ..................................................................................................................64
Content

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
10. The Specification of Wiring......................................................................................66
11. Field Wiring.................................................................................................................67
12. Trouble shooting........................................................................................................70
Duct Type..................................................................................................................71
1. Features ....................................................................................................................72
1.1 Low ESP Ducted Unit....................................................................................74
1.2 Medium ESP Ducted Unit..............................................................................75
2. Specification..............................................................................................................78
3. Dimensions...................................................................................................................85
4. Service Space ..........................................................................................................87
5. Wiring Diagrams.......................................................................................................88
6. Capacity Tables..........................................................................................................102
7. Static Pressure.......................................................................................................112
8 Electric Characteristics..............................................................................................116
9 Accessories..................................................................................................................117
10 The Specification of Wiring.....................................................................................118
11 Field Wiring................................................................................................................119
12. Trouble shooting......................................................................................................132
Floor & Ceiling.......................................................................................................133
1 Features.......................................................................................................................135
2 Specifications..............................................................................................................139
3 Dimensions..................................................................................................................146
4 Service Space.............................................................................................................147
5 Wiring Diagrams.........................................................................................................149
6. Capacity Table............................................................................................................154

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
7 Electric Characteristics..............................................................................................161
8. Exploded View ...........................................................................................................162
9 Accessories..................................................................................................................165
10 The Specification of Power.....................................................................................166
11 Field Wiring................................................................................................................167
12 Troubleshooting........................................................................................................169
Part 3 Outdoor Units..............................................................................................170
1 Specification................................................................................................................171
2Dimensions.............................................................................................................177
3 Service Space.............................................................................................................182
4 Wiring Diagrams.........................................................................................................183
5 Electric Characteristics..............................................................................................193
6 Operation Limits..........................................................................................................194
8. Sound Levels..........................................................................................................195
9. Exploded View........................................................................................................197
9 Troubleshooting ..........................................................................................................214
9.1 Fault display(12-18Kbtu/h).....................................................................................214
9.2 Fault display(24-60Kbtu/h).....................................................................................214
9.3 Parameter table for spot inspection of outdoor unit(24-60Kbtu/h)...................216
Part 4 Installation...................................................................................................218
1. Precaution on Installation.........................................................................................219
2 Vacuum Dry and Leakage Checking.......................................................................221
3 Additional Refrigerant Charge...................................................................................223
4 Water Drainage...........................................................................................................225
5 Insulation Work ...........................................................................................................228

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
6. Test Operation............................................................................................................231
Part 5 Controller.....................................................................................................233
1 Wireless Remote Controller......................................................................................234
2 Wire Controller............................................................................................................237

R410A50Hz Universal Outdoor Series Technical Manual
1
GD Chigo Heating & Ventilation Equipment Co., Ltd.
Part 1. General Information
1.Nomenclature..................................................................................... 2
2.Model Names of Indoor/Outdoor Units............................................... 4
3.External Appearance.......................................................................... 6
4.Features............................................................................................. 9
R410A 50Hz Universal Outdoor series

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
1. Nomenclature
1.1 Indoor unit
--
C C A T i 2 4 ECVR1 BDesign code
B: 2nd generation
Refrigerant type
-:R22 R1: R410a
V: DC Inv
-: Fixed speed
E: Electrical auxiliary heater
Function code
C: Cooling only H: Heat pump
Capacity , Unit : kBtu/h
-: Match universal outdoor unit
i: Mach individual outdoor unit
Working condition
-: T1 condition T: T3 condition
Product series
CA: 4-way cassette
CB: Compact 4-way cassette
CR: Round-flow cassette
TA: Low ESP ducted
TB: Medium ESP ducted
TH: High ESP ducted
UA: Floor ceiling
FA: Floor standing
C: Chigo HVAC

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
1.2 Outdoor unit
--
C3OU T2 4 C S VR1 BDesign code
B: 2nd generation
Refrigerant type
-:R22 R1: R410a
V: DC Inv
-: Fixed speed
Function code:
C: Cooling only H:Heat pump
Power code
-: 220-240/1/50 S: 380/3/50
Z:380-415/3/50
N:208-230/1/60
Capacity , Unit : kBtu/h
Product series
OU: Universal type
OT: Top-discharge
OW: Non-universal type
Match Code
-: Unitary series
2: Multi 1 drives 2
3: Multi 1 drives 3
4: Multi 1 drives 4
5: Multi 1 drives 5
C: Chigo HVAC
Working condition
-: T1 condition T: T3 condition

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GD Chigo Heating & Ventilation Equipment Co., Ltd.
2. Model Names of Indoor/Outdoor Units
2.1 Indoor Units
Model name
Dimension
(W×H×D) (mm)
Net/Gross
weight(kg)
Power supply
CCB-12HVR1
565×267×565
16.5/21.5
220~240V-1Ph-50Hz
CCB-18HVR1
565x267x565
16.5/21.5
220~240V-1Ph-50Hz
CCA-18HVR1
840×230×840
25/30
220~240V-1Ph-50Hz
CCA-24HVR1
840×230×840
25/30
220~240V-1Ph-50Hz
CCA-36HVR1-A
840×285×840
30.5/36
220~240V-1Ph-50Hz
CCA-36HVR1-B
840×285×840
30.5/36
220~240V-1Ph-50Hz
CCA-48HVR1
840×285×840
29.5/35
220~240V-1Ph-50Hz
CCA-60HVR1
840×285×840
29.5/35
220~240V-1Ph-50Hz
CTA-12HVR1
814×210×467
16/19
220~240V-1Ph-50Hz
CTA-18HVR1
1214×210×467
22.5/25.5
220~240V-1Ph-50Hz
CTA-24HVR1
1214×210×467
25/28
220~240V-1Ph-50Hz
CTB-36HVR1-A
1425×260×643
46/50
220~240V-1Ph-50Hz
CTB-36HVR1-B
1425×260×643
46/50
220~240V-1Ph-50Hz
CTB-48HVR1
1425×260×643
45/51
220~240V-1Ph-50Hz
CTB-60HVR1
1425×260×643
45/51
220~240V-1Ph-50Hz
CTH-48HVR1
1175×370×625
47/51
220~240V-1Ph-50Hz
CTH-60HVR1
1175×370×625
47/51
220~240V-1Ph-50Hz
CUA-18HVR1
1245×680×240
34/40
220~240V-1Ph-50Hz
CUA-24HVR1
1245×680×240
35/41
220~240V-1Ph-50Hz
CUA-36HVR1-A
1245×680×240
35/41
220~240V-1Ph-50Hz
CUA-36HVR1-B
1245×680×240
35/41
220~240V-1Ph-50Hz

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GD Chigo Heating & Ventilation Equipment Co., Ltd.
CUA-48HVR1
1670×680×240
49/55.5
220~240V-1Ph-50Hz
CUA-60HVR1
1670×680×240
49/55.5
220~240V-1Ph-50Hz
2.2 Outdoor Units
Model name
Dimension
(W×H×D) (mm)
Net/Gross
weight(kg)
Power supply
COU-12HDR1
880x540x305
41/44
220~240V-1Ph-50Hz
COU-18HDR1
925×700×366
45/48
220~240V-1Ph-50Hz
COU-24HDR1
958×843×392
59/69
220~240V-1Ph-50Hz
COU-36HDR1-A
1050×995×347
84/95.5
220~240V-1Ph-50Hz
COU-36HZDR1
1050×995×347
86.7/97.7
380~415V-3Ph-50Hz
COU-48HZVR1
950×1335×388
98.5/106.5
380~415V-3Ph-50Hz
COU-60HZVR1
950×1335×388
98.5/106.5
380~415V-3Ph-50Hz

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
3. External Appearance
3.1 Indoor unit
4-way Cassette
Compact 4-way cassette
Low ESP Duct
Middle ESP Duct

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
High ESP Duct
Floor & Ceiling

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
3.2 Outdoor unit
COU-12HDR1
COU-18HDR1
COU-24HDR1
COU-36HDR1-A, COU-36HZDR1
COU-48HZVR1, COU-60HZVR1

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
4. Features
4.1 Wide operation range, -15 for cooling and -15 for heating.
4.2 Excellent in efficiency, SCOP higher than 3.8, meet the EU’s new energy efficiency
standards.
4.3 High quality coils
The coil is constructed of advanced inner grooved copper tube and aluminum fins.
4.4 Low operation sound level: Well-known stable and quiet running DC fan motor.
4.5 Well-known compressor, GMCC and Mitsubishi.
4.6 Universal design: convenient for market stock and spare parts stock.
4.8 R410A environment friendly refrigerant.
4.9 CE certification, ROHS certification.

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
Part 2. Indoor Unit
4-Way Cassette Type
1.Features............................................................................................11
2.Specification..................................................................................... 18
3. Dimension ....................................................................................... 26
4.Service Space.................................................................................. 33
5. Wiring Diagrams.............................................................................. 36
6. Capacity Table................................................................................. 41
7. Electric Characteristics.................................................................... 51
8. Exploded View................................................................................. 52
9. Accessories ..................................................................................... 64
10. The Specification of Wiring............................................................ 66
11. Field Wiring.................................................................................... 67
12. Trouble shooting............................................................................ 70

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
1. Features
Standard 4-way cassette
Compact 4-way cassette

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
1.1 Standard 4-way cassette
(1) Brand-new panel design. Indoor unit use uniform panel, simple and convenient.
(2) Simple, featly and voguish appearance suit for different requirements, it’s mostly used for
office, shopping center, restaurant, meeting room and etc.
18kBtu/h~60kBtu/h, standard type, 950mm*950mm
(3) Ultra-thin body design, the min. height is only 230mm, save

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GD Chigo Heating & Ventilation Equipment Co., Ltd.
installation space.
(4) 4-way air flow, cold air can reach each corner of the room,
providing a stable and comfortable environment.
(5) 3 fan speed，meet for different requirement.
(6) New streamlined fan design.

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GD Chigo Heating & Ventilation Equipment Co., Ltd.
(7) Occupied a small installation space, saving interior space
(8) Easy and convenient installation and maintenance, washable filter design.
(9) Built-in water pump, water head up to 1200mm.

R410A50Hz Universal Outdoor Series Technical Manual
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
(10) Integrated electric control box, The E-box is safely covered by metal plate, for better
fire-resistance, save using.
(11) Add 4 interfaces in body, can be connected with duct to another room. Fresh air
makes air quality more healthy and comfortable.
(12) Multi protection and auto-restart function.
(13) Low operation sound level: Well-known stable and quiet running DC fan motor.
(14) Standard for wireless controller; option for wired controller.