Chigo CCA-24HVR1 Technical Manual
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Chigo CCA-24HVR1 Technical Manual

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

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Summary of Contents for Chigo CCA-24HVR1

  • Page 1 R410A50Hz Universal Outdoor Series Technical Manual Outdoor Unit R410A 50Hz Universal Outdoor Series Inverter type Technical Manual LCAC/2018 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 2: Table Of Contents

    3.2 CCA-36HVR1-A, CCA-36HVR1-B, CCA-48HVR1, CCA-60HVR ....29 Service Space ......................33 Wiring Diagrams ....................... 36 Capacity Table ......................41 7. Electric Characteristics ....................51 8. Exploded View ......................52 8.1 CCA-18HVR1，CCA-24HVR1 ..............52 9. Accessories ........................64 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 3 Floor & Ceiling ....................... 133 1 Features ........................135 2 Specifications ......................139 3 Dimensions ........................146 4 Service Space ......................147 5 Wiring Diagrams ......................149 6. Capacity Table ......................154 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 4 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 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 5 R410A50Hz Universal Outdoor Series Technical Manual 6. Test Operation ......................231 Part 5 Controller ..................... 233 1 Wireless Remote Controller ..................234 2 Wire Controller ......................237 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 6: Part 1. General Information

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

  • Page 7: Nomenclature

    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 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 8 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 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 9: Model Names Of Indoor/Outdoor Units

    1425×260×643 CTB-48HVR1 45/51 220~240V-1Ph-50Hz 1425×260×643 CTB-60HVR1 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 1245×680×240 CUA-18HVR1 34/40 220~240V-1Ph-50Hz 1245×680×240 CUA-24HVR1 35/41 220~240V-1Ph-50Hz 1245×680×240 CUA-36HVR1-A 35/41 220~240V-1Ph-50Hz 1245×680×240 CUA-36HVR1-B 35/41 220~240V-1Ph-50Hz GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 10 Power supply (W×H×D) (mm) weight(kg) COU-12HDR1 880x540x305 41/44 220~240V-1Ph-50Hz 925×700×366 COU-18HDR1 45/48 220~240V-1Ph-50Hz 958×843×392 COU-24HDR1 59/69 220~240V-1Ph-50Hz 1050×995×347 COU-36HDR1-A 84/95.5 220~240V-1Ph-50Hz 1050×995×347 COU-36HZDR1 86.7/97.7 380~415V-3Ph-50Hz 950×1335×388 COU-48HZVR1 98.5/106.5 380~415V-3Ph-50Hz 950×1335×388 COU-60HZVR1 98.5/106.5 380~415V-3Ph-50Hz GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 11: External Appearance

    R410A50Hz Universal Outdoor Series Technical Manual 3. External Appearance 3.1 Indoor unit 4-way Cassette Compact 4-way cassette Low ESP Duct Middle ESP Duct GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 12 R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling High ESP Duct GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 13 R410A50Hz Universal Outdoor Series Technical Manual 3.2 Outdoor unit COU-12HDR1 COU-18HDR1 COU-24HDR1 COU-36HDR1-A, COU-36HZDR1 COU-48HZVR1, COU-60HZVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 14: Features

    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. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 15: Part 2. Indoor Unit

    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 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 16: Features

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

  • Page 17: Standard 4-Way Cassette

    (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 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 18 (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. New streamlined fan design. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 19 R410A50Hz Universal Outdoor Series Technical Manual (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. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 20 (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. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 21: Compact 4-Way Cassette

    (15) DC inverter motor, operate in ultra-low frequency and to precisely control the indoor temperature. 1.2 Compact 4-way cassette （1）Compact type , ultar-thin body design, the Min height is 275mm,saving installation space GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 22 （3）Streamlined design and 3D spiral fan blade reduces air resistance and operation noise （4）Built-in water pump, pump head up to 700mm （5） Foam water tray coated with special plastic convenient to install, preventing the leakage of condensed water effectively. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 23: Specification Of Standard 4-Way Cassette

    Insulation class Number of rows 21×13.37 21×13.37 Tube pitch(a) x row pitch(b) Fin spacing 1.45 1.45 Indoor coil Fin type Hydrophilic Hydrophilic Ф7 Ф7 Tube outside dia. and type inner grooved inner grooved GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 24 °C heating -15～30 -15～30 Model CCA-36HVR1-A CCA-36HVR1-B Indoor power supply V/Ph/Hz 220~240/1/50 220~240/1/50 Capacity 6.6-10.5-12.8 6.6-10.5-12.8 Power input 740-3275-4600 740-3275-4600 Cooling Current input 2.8-13.6-24.8 1.2-8.0-10 3.21 3.21 SEER Heating Capacity 7.35-11.5-13.2 7.35-11.5-13.2 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 25 1800/1700/1550 1800/1700/1550 53～61 53～61 power level Indoor dB(A) noise level pressure level 43/45/48 43/45/48 840×285×840 840×285×840 Body(mm) Dimension (W*H*D) 950×50×950 950×50×950 Panel(mm) Indoor unit 920×310×920 920×310×920 Body(mm) Packing (W*H*D) 1030×105×1030 1030×105×1030 Panel(mm) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 26 Liquid side/Gas side piping Drainage pipe DN25 DN25 Standard controller Standard for remote controller(wired controller for option) °C 16～32 16～32 Operation temp °C cooling -15～50 -15～50 Ambient temp °C heating -15～30 -15～30 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 27 Tube pitch(a) x row pitch(b) Fin spacing Fin type Hydrophilic Hydrophilic Indoor coil Ф7 Ф7 Tube outside dia. and type inner grooved inner grooved 2000×252×26.74 2000×252×26.74 Coil length x height x width Number of circuits GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 28 Liquid side/Gas side piping Drainage pipe DN25 DN25 Standard controller Standard for remote controller(wired controller for option) °C 16～32 16～32 Operation temp °C cooling -15～50 -15～50 Ambient temp °C heating -15～30 -15～30 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 29: Specification Of Compact 4-Way Cassette

    Tube pitch(a) x row pitch(b) Fin spacing Indoor coil Fin type Hydrophilic Hydrophilic Ф7 Ф7 Tube outside dia. and type inner grooved inner grooved Coil length x height x width 1317x210x26.74 1317x210x26.74 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 30 Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. piping: 5m (horizontal) 3. Actual noise level may differ, depending on the room structure, etc., since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 31: Dimension

    R410A50Hz Universal Outdoor Series Technical Manual 3 Dimension 3.1 CCA-18HVR1, CCA-24HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 32 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 33 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 34: Cca-36Hvr1-A, Cca-36Hvr1-B, Cca-48Hvr1, Cca-60Hvr

    R410A50Hz Universal Outdoor Series Technical Manual 3.2 CCA-36HVR1-A, CCA-36HVR1-B, CCA-48HVR1, CCA-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 35 R410A50Hz Universal Outdoor Series Technical Manual 3.3 CCB-12HVR1, CCB-18HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 36 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 37 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 38: Service Space

    4.3 The outlet and the inlet are not impeded, and the influence of external air is the least. 4.4 The air flow can reach throughout the room. 4.5 The connecting pipe and drainpipe could be extracted out easily. 4.6 There is no direct radiation from heaters. Standard 4-way cassette: GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 39 R410A50Hz Universal Outdoor Series Technical Manual Compact 4-way cassette GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 40 R410A50Hz Universal Outdoor Series Technical Manual Model Height (mm) 3.5kW,5.6kW 5.3kW, 7.0kW 10.5kW, 14kW, 16kW GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 41: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual 5. Wiring Diagrams CCA-18HVR1, CCA-24HVR1, CCA-36HVR1-A, CCA-36HVR1-B GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 42 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 43 R410A50Hz Universal Outdoor Series Technical Manual CCA-48HVR1, CCA-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 44 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 45 R410A50Hz Universal Outdoor Series Technical Manual CCB-12HVR1, CCB-18HVR1 NOTE:Around the ring 3 ring YE/GN YE/GN INPUT TO outdoor GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 46: Capacity Table

    1.59 1.61 1.62 1.70 1.78 Total capacity kW 5.58 5.55 5.52 5.49 5.47 5.40 5.34 32ºC D 23ºC W Input kW. 1.57 1.58 1.60 1.61 1.62 1.70 1.79 6.2 CCA-24HVR1 MODEL CCA-24HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 47 Total capacity kW 10.85 10.79 10.79 10.67 10.63 10.51 10.39 21ºC W Input kW. 3.22 3.25 3.27 3.31 3.33 3.50 3.67 Total capacity kW 11.06 10.99 10.94 10.88 10.83 10.71 10.59 32ºC D GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 48 5.12 5.16 5.19 5.26 5.29 5.57 5.84 Input kW. 15.85 15.76 15.70 15.61 15.55 15.37 15.18 Total capacity kW 24ºC D 17ºC W 5.19 5.23 5.26 5.33 5.36 5.63 5.91 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 49 Input kW. 0.84 0.86 0.95 0.98 1.06 Total capacity kW 3.69 3.67 3.65 3.63 3.61 3.57 3.22 32ºC D 23ºC W Input kW. 0.90 0.94 0.98 1.02 1.08 1.12 1.21 6.7 CCB-18HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 50 5.55 5.47 4.93 15ºC Input kW. 1.51 1.42 1.39 1.37 1.34 1.33 1.27 Capacity kW 5.99 5.96 5.94 5.77 5.52 5.43 4.90 18ºC Input kW. 1.54 1.45 1.41 1.39 1.36 1.35 1.29 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 51 22ºC Input kW. 2.23 2.16 2.10 2.07 2.03 2.02 1.91 Capacity kW 7.73 7.62 7.59 7.37 7.05 6.94 6.16 27ºC Input kW. 2.28 2.20 2.14 2.11 2.07 2.05 1.94 6.10 CCA-36HVR1-A, CCA-36HVR1-B GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 52 3.79 Input kW. 15.35 15.25 15.20 14.76 14.12 13.91 12.52 Capacity kW 20ºC 4.58 4.35 4.23 4.17 4.08 4.05 3.85 Input kW. 22ºC 15.28 15.15 15.10 14.66 14.01 13.81 12.44 Capacity kW GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 53 R410A50Hz Universal Outdoor Series Technical Manual 4.67 4.41 4.29 4.23 4.14 4.11 3.91 Input kW. 14.94 15.05 14.99 14.56 13.91 13.71 12.34 Capacity kW 27ºC 4.76 4.49 4.38 4.32 4.23 4.20 4.00 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 54 4.01 3.95 3.56 15ºC Input kW. 1.23 1.22 1.22 1.19 1.15 1.14 1.03 Capacity kW 4.33 4.31 4.29 4.17 3.99 3.92 3.54 18ºC Input kW. 1.23 1.22 1.22 1.18 1.14 1.13 1.02 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 55 5.44 5.36 4.83 22ºC Input kW. 1.59 1.50 1.46 1.44 1.41 1.40 1.33 Capacity kW 5.80 5.84 5.82 5.65 5.40 5.32 4.79 27ºC Input kW. 1.62 1.53 1.49 1.47 1.44 1.43 1.36 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 56: Electric Characteristics

    254V 0.035 CCA-18HVR1 220-240V 198V 254V 0.06 CCA-24HVR1 220-240V 198V 254V 0.06 CCA-36HVR1-A 220-240V 198V 254V 0.10 CCA-36HVR1-B 220-240V 198V 254V 0.10 CCA-48HVR1 220-240V 198V 254V 0.075 CCA-60HVR1 220-240V 198V 254V 0.075 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 57: Exploded View

    R410A50Hz Universal Outdoor Series Technical Manual 8. Exploded View 8.1 CCA-18HVR1，CCA-24HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 58 10.1 Water pump support Welded chassis for E-parts box 10.2 Water pump Wind inlet guide assy 10.3 Liquid-level sensor Wind inlet guide 10.4 Underlay for water pump support Water pan components Hanger GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 59 Evaporator components Front brattice Insulating pipe Lower pipe clamp Lower pipe clamp(φ35) Insulating pipe Evaporator attached cotton Upper pipe clamp Upper pipe clamp(φ35) Evaporator welding assy 8.4.1 Installation tube for probe Valve panel GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 60 R410A50Hz Universal Outdoor Series Technical Manual 8.2 CCA-36HVR1-A, CCA-36HVR1-B GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 61 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 62 Front brattice Evaporator components Lower pipe clamp Lower pipe clamp(φ35) Insulating pipe Insulating pipe Upper pipe clamp Upper pipe clamp(φ35) Evaporator attached cotton Evaporator welding assy Valve panel 8.4.1 Installation tube for probe GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 63 R410A50Hz Universal Outdoor Series Technical Manual 8.3 CCA-48HVR1, CCA-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 64 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 65 Lower pipe clamp(φ35) 8.4.1 Installation tube for probe 8.4.2 Evaporator Upper pipe clamp Upper pipe clamp(φ35) 8.4.3 Collecting pipe welding assy 8.4.4 Current divider capillary assy Valve board components 8.4.5 Evaporator connection plate GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 66 R410A50Hz Universal Outdoor Series Technical Manual 8.4 CCB-12HVR1, CCB-18HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 67 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 68 Front cover insulation cotton Evaporator Chassis parts Evaporator tightening 17.1 Chassis welding components End plate fixing plate 17.2 Chassis external insulation cotton Centrifugal leaves Refrigerant tube support plate assembly Main fixing board Drain pipe assembly GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 69: Accessories

    R410A50Hz Universal Outdoor Series Technical Manual Name Shape Quantity Expansible hook Installation Installation hook Fittings Installation paper board Bolt M5 Out-let pipe sheath Drainpipe Fittings Tightening band 9. Accessories GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 70 R410A50Hz Universal Outdoor Series Technical Manual Remote controller Remote controller Mounting screw(ST2.9×10-C-H) Alkaline dry batteries (AM4) Operation & installation Others instruction manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 71: The Specification Of Wiring

    48kBtu/h 60kBtu/h phase) Indoor power supply V/Ph/Hz 220~240/1/50 Outdoor power supply V/Ph/Hz 380~415/3/50 Power Supply Power supply individually for indoor and outdoor Connection 3×1.5 / 5×2.5 wiring Power wiring 3×1.0 Signal wiring GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 72: Field Wiring

    R410A50Hz Universal Outdoor Series Technical Manual 11. Field Wiring Applicable for 3.5kW 5.3kW and 7.1kW GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 73 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 74 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 75: Trouble Shooting

    Indoor fan motor problem Timer light flash slowly Water over protection Warming lights flash Wire controller communication failure Note: The flash frequency for each of the above indicator is 2.5Hz, slow flashing frequency is 1Hz GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 76: Duct Type

    7. Static Pressure ................112 8.Electric Characteristics ..............116 9. Accessories ..................117 10.The Specification of Wiring ............118 11.Field Wiring ..................119 12. Exploded View ................120 13. Trouble shooting ................132 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 77: Features

    R410A50Hz Universal Outdoor Series Technical Manual 1. Features Low Static Pressure Duct Medium Static Pressure Duct High Static Pressure Duct GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 78 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 79: Low Esp Ducted Unit

    4. High efficiency DC fan motor, low noise and more comfortable. Operate in low frequency and control indoor temperature precisely. 5. E-box is body-side design, convenient installation and maintenance. 6. Standard for wireless remote controller, wired controller for option. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 80: Medium Esp Ducted Unit

    1.2 Medium ESP Ducted Unit 1. Ultra-thin body design. 2. Adopting aviation centrifugal fans, and CFD technology design, increasing air-volume and decreasing noise level. 3. Three fan speed, meet different requirement. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 81 6. E-box is body-side design, convenient installation and maintenance. 7. High efficiency DC fan motor, low noise and more comfortable. 8. Two air return type option: air inlet from back is standard and from bottom is optional GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 82 9. Multi protection and auto-restart function. 10. For 36K , remote controller is standard , wired controller is optional ; For 48-60K ,wired controller is standard , remote controller is optional . GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 83: Specification

    Fin spacing Fin type Hydrophilic Hydrophilic Hydrophilic Indoor coil Ф7 Ф7 Ф7 Tube outside dia. and type inner grooved inner grooved inner grooved Coil length x height x 515x147x38.1 920×200×46 920×200×46 width GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 84 Indoor power supply V/Ph/Hz 220~240/1/50 220~240/1/50 Capacity 6.6-10.5-12.8 6.6-10.5-12.8 Power input 830-3270-4760 1150-3270-4760 Cooling Current input 4.7-14.8-25.3 4.7-14.8-25.3 3.21 SEER Capacity 7.35-11.5-13.2 7.35-11.5-13.2 Input 1200-3100-4250 1200-3100-4250 Heating Rated current 4.5-15.3-22 4.9-14.3-19 3.71 SCOP GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 85 Indoor noise level dB(A) Pressure level 1425×663×260 1425×663×260 Dimension(W*H*D) Body(mm) Indoor unit 1490×720×325 1490×720×325 Packing(W*H*D) Body(mm) Net/Gross weight Body(Kg) 46/50 46/50 Max pressure Refrigerant type R410A R410A Φ9.52/Φ15.88 Φ9.52/Φ15.88 Liquid side / Refrigerant GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 86 Gas side Drainage pipe DN25 DN25 Standard controller Standard for remote controller(wired controller for option) °C 16～32 16～32 Operation temp Ambient °C -15～30 -15～30 heating temp Ambient °C cooling -5～50 -5～50 temp GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 87 Indoor coil Fin type Hydrophilic Hydrophilic Hydrophilic Hydrophilic Ф7.94 Ф7.94 Ф7.94 Ф7.94 Tube outside dia. and type inner grooved inner grooved inner grooved inner grooved 1136x308x83 1136x308x83 935x330x57.15 935x330x57.15 Coil length x GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 88 Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. Piping: 5m (horizontal) 3. Actual noise level may differ, depending on the room structure, etc., since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 89 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 90: Dimensions

    R410A50Hz Universal Outdoor Series Technical Manual 3. Dimensions CTA-12HVR1 , CTA-18HVR1, CTA-24HVR1 Dimension Dimension Device body Installation Air outlet Return air dimension dimension dimension dimension Capacity 3.5kW 5.3kW 1214 467 1128 1011 7.1kW 1214 467 1128 1011 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 91 R410A50Hz Universal Outdoor Series Technical Manual CTB-36HVR1-A, CTB-36HVR1-B, CTB-48HVR1, CTB-60HVR1 CTH-48HVR1, CTH-60HVR GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 92: Service Space

    R410A50Hz Universal Outdoor Series Technical Manual 4. Service Space Ensure enough space required for installation and maintenance. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 93: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual 5. Wiring Diagrams 5.1 CTA-12HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 94 R410A50Hz Universal Outdoor Series Technical Manual 5.2 CTA-18HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 95 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 96 R410A50Hz Universal Outdoor Series Technical Manual 5.3 CTA-24HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 97 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 98 R410A50Hz Universal Outdoor Series Technical Manual 5.4 CTB-36HVR1-A, CTB-36HVR1-B GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 99 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 100 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 101 R410A50Hz Universal Outdoor Series Technical Manual 5.5 CTB-48HVR1, CTB-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 102 R410A50Hz Universal Outdoor Series Technical Manual Connector(WH) seal alone Connector(WH) seal alone (SUP-H) Capacitor motor motor Capacitor (N) WH H M L N CN13 Wire control Controller H M L N CN27 Wire control GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 103 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 104 R410A50Hz Universal Outdoor Series Technical Manual 5.6 CTH-48HVR1, CTH-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 105 R410A50Hz Universal Outdoor Series Technical Manual motor CN13 Wire control Controller H M L N CN27 Wire control GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 106 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 107: Capacity Tables

    Input kW. 1.52 1.53 1.55 1.57 1.63 1.68 1.73 Total capacity kW 5.41 5.38 5.34 5.30 5.26 5.22 5.18 27ºC DB 19ºC WB Input kW. 1.54 1.55 1.57 1.59 1.65 1.70 1.75 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 108 Total capacity kW 7.48 7.43 7.38 7.32 7.26 7.21 7.16 32ºC DB 23ºC WB Input kW. 2.12 2.14 2.17 2.19 2.27 2.35 2.42 6.4 CTB-36HVR1-A, CTB-36HVR1-B MODEL CTB-36HVR1 COOLING OUTDOOR TEMPERATURE DRY GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 109 4.85 4.91 4.97 5.03 5.19 5.37 5.53 Input kW. 14.74 14.66 14.55 14.45 14.32 14.21 14.11 Total capacity kW 32ºC DB 23ºC WB 4.88 4.91 4.97 5.03 5.22 5.41 5.56 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 110 13.60 13.47 13.37 13.29 Total capacity kW 24ºC DB 17ºC WB 4.88 4.91 4.97 5.04 5.23 5.39 5.55 Input kW. 14.29 14.21 14.11 14.00 13.89 13.79 13.68 Total capacity kW 27ºC DB GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 111 Input kW. 16.85 16.75 16.63 16.51 16.36 16.24 16.12 Total capacity kW 32ºC DB 23ºC WB 5.58 5.61 5.69 5.76 5.97 6.18 6.36 Input kW. Heating 6.9 CTA-12HVR1 MODEL CCB-12HVR1 HEATING OUTDOOR CONDITIONS GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 112 1.34 1.28 1.56 Capacity kW 5.88 5.86 5.69 5.44 5.36 4.83 5.93 22ºC Input kW. 1.46 1.42 1.40 1.37 1.36 1.30 1.59 27ºC Capacity kW 5.84 5.82 5.65 5.40 5.32 4.79 5.80 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 113 -8ºC W -15ºC W Capacity kW 11.70 11.66 11.32 10.83 10.67 9.61 12.11 15ºC Input kW. 3.08 2.99 2.95 2.89 2.87 2.73 3.24 18ºC Capacity kW 11.62 11.58 11.24 10.75 10.59 9.54 12.08 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 114 12.44 Capacity kW 22ºC 4.99 4.58 4.45 4.39 4.30 4.26 4.08 Input kW. 14.94 15.05 14.99 14.56 13.91 13.71 12.34 Capacity kW 27ºC 5.08 4.67 4.55 4.48 4.39 4.36 4.14 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 115 12.70 Capacity kW 15ºC 4.91 4.52 4.39 4.32 4.23 4.19 4.00 Input kW. 15.43 15.35 15.30 14.87 14.22 13.99 12.62 Capacity kW 18ºC 5.01 4.58 4.45 4.39 4.29 4.29 4.06 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 116 16.23 15.99 14.41 22ºC 6.00 5.51 5.36 5.28 5.17 5.13 4.90 Input kW. 17.30 17.42 17.36 16.85 16.11 15.87 14.29 Capacity kW 27ºC 6.11 5.62 5.47 5.39 5.28 5.24 4.98 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 117: Static Pressure

    R410A50Hz Universal Outdoor Series Technical Manual 7. Static Pressure 7.1 CTA-12HVR1 1000 H i gh speed M i ddl e speed Low speed Ext er nal st ast i c pr essur e( Pa) 7.2 CTA-18HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 118 R410A50Hz Universal Outdoor Series Technical Manual 7.3 CTA 24HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 119 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 120 R410A50Hz Universal Outdoor Series Technical Manual 7.4 CTB-36HVR1-A, CTB-36HVR1-B 7.5 CTB 48/60HVR1 7.6 CTH 48/60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 121: Electric Characteristics

    220-240V 198V 254V 0.068 CTB-36HVR1-A 220-240V 198V 254V 0.225 220-240V 198V 254V 0.225 CTB-36HVR1-B 0.225 CTB-48HVR1 220-240V 198V 254V CTB-60HVR1 220-240V 198V 254V 0.225 CTH-48HVR1 220-240V 198V 254V 220-240V 198V 254V CTH-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 122: Accessories

    R410A50Hz Universal Outdoor Series Technical Manual 9 Accessories Name Shape Quantity Soundproof/insulation sheath Tubing & Fittings Binding tape Seal sponge Drainpipe Fittings Seal ring Controllers Remote controller (optional) Operation & installation others instruction manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 123: The Specification Of Wiring

    Supply for indoor indoor unit unit indoor and outdoor unit Connection outdoor wiring 3×1.5 / Power 3×2.5 3×2.5 3×2.5 3×1.5 / 5×2.5 3×4.0 wiring Signal 4×2.5 4×2.5 4×2.5 3×1.0 3×1.0 wiring GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 124: Field Wiring

    R410A50Hz Universal Outdoor Series Technical Manual 11 Field Wiring Applies to (220V/50Hz)3.5kW,5.3kW,7.1kW GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 125: Exploded View

    R410A50Hz Universal Outdoor Series Technical Manual Exploded View 12.1 CTA-12HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 126 7.5 Relay left plate of air return box 7.6 Indoor PCB Left cover 8 Outlet cover applicator assembly Evaporator component 9 Fixed plate cotton component Evaporator 10 Fan motor GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 127 12 top cover of air return box Electronic control unit 13 right cover plate Electric control box bottom plate 14 right cover of air return box Electric control board plastic base 15 Foam water tray Crimping button GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 128 R410A50Hz Universal Outdoor Series Technical Manual 12.2 CTA-18HVR1, CTA-24HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 129 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 130 The right plate of air inlet channel Axis Cotton posted a pipe cover assy Bearing holder 12.1 Output pipe of left clapboard 4.10 The holder of axis assy 12.2 Cotton posted a pipe cover GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 131 15.2 Electric control cover Right clapboard cotton assy 15.3 Plastic base for PCB Right clapboard 15.4 Electronic control board for indoor unit Right clapboard cotton 15.5 Terminal Bubble water pan 15.6 Relay GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 132 Left connecting panel for evaporator Fixing board assy for fan Evaporator components E- parts box cover Transitron Small cover Current dividing assy Electronic control components Collecting pipe assy 17.1 Electronic control board for indoor unit GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 133 E- parts box base Lower panel Big cover Air return baffle Right side board Air filter Right connecting panel for evaporator Air return assy Upper panel Left scroll case 12.3 CTB-48HVR1, CTB-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 134 Right connecting panel for evaporator Air return cotton assy Upward side panel cotton assy Upright Air filter Air return assy Left wind wheel scroll case Motor for indoor unit Motor for indoor unit GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 135 Air baffle 10.4 Handle Filter Right side board assy Valve plate assy Right side board Valve plate 12.1 Front panel assy E-parts assy Front panel welded assembly Electric box base plate 13.1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 136 Evaporator welded assembly φ35 upper pipe clamp Evaporator assembly 7.1.1 φ20 lower pipe clamp Current dividing assy 7.1.2 φ35 lower pipe clamp Air inlet header pipe assembly of evaporator 7.1.3 Upper cover assy GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 137: Trouble Shooting

    Indoor fan motor problem Timer light flash slowly Water over protection Warming lights flash Wire controller communication failure Note: The flash frequency for each of the above indicator is 2.5Hz, slow flashing frequency is 1Hz GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 138: Floor & Ceiling

    1.Features ..................135 2. Specifications ................. 139 3.Dimensions ..................146 4.Service Space ................147 5.Wiring Diagrams ................149 6.Capacity Table ................154 7.Electric Characteristics ..............161 8. Exploded View ................162 9.Accessories ..................165 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 139 R410A50Hz Universal Outdoor Series Technical Manual 10.The Specification of Power ............166 11.Field Wiring ................... 167 12.Troubleshooting ................169 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 140: Features

    1. Flexible installation, ceiling suspended and floor standing. 2. Adopting centrifugal fans, higher ESP and longer air flow distance. 3. Two way auto-swing function, built-in two louver motor, vertical and horizontal air-flow adjustment. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 141 6. High efficiency DC fan motor, low noise and more comfortable. 7. New upper and lower buckle type wheel case, the upper plastic wheel case can be removed alone, which is convenient adjust the wheel motor. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 142 8. Water pump optional, pumping head is up to 1200mm. 9. Adopting waterproof plastic film on water collector, avoiding water leakage. 10. Self-diagnostic function and multi protection; Auto-restart function. 11. Standard for wireless controller; option for wired controller GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 143 R410A50Hz Universal Outdoor Series Technical Manual Standard Optional GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 144: Specifications

    1400 1400 Insulation class Number of rows Tube pitch(a)xrow 21×13.37 21×13.37 pitch(b) Fin spacing Indoor coil Fin type Hydrophilic Hydrophilic Ф7 Ф7 Tube outside dia. and type inner grooved inner grooved GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 145 -15～30 Model CUA-36HVR1-A CUA-36HVR1-B Indoor power supply V/Ph/Hz 220~240/1/50 220~240/1/50 Capacity 6.6-10.5-12.8 6.6-10.5-12.8 Power input 1050-3275-4660 1050-3275-4660 Cooling Current input 4.2-14.8-24.8 1.2-8-10 3.21 3.21 SEER Capacity 7.35-11.5-13.2 7.35-11.5-13.2 Heating Input 1100-3050-4150 1100-3050-4150 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 146 1800/1650/1500 power level 56～65 56～65 Indoor noise dB(A) level pressure level 45/48/51 45/48/51 1245×680×240 1245×680×240 Dimension (W*H*D) Body(mm) 1325×770×325 1325×770×325 Indoor unit Packing (W*H*D) Body(mm) Net/Gross weight Body(Kg) 35/41 35/41 Max pressure GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 147 Liquid side/Gas side piping Drainage pipe DN25 DN25 Standard controller Standard for remote controller(wired controller for option) °C Operation temp 16～32 16～32 °C cooling -15～50 -15～50 Ambient temp °C heating -15～30 -15～30 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 148 Tube pitch(a) x row 22x19.1 22x19.1 pitch(b) Fin spacing Indoor coil Fin type Hydrophilic Hydrophilic Ф7.94 Ф7.94 Tube outside dia. and type inner grooved inner grooved Coil length x height x 1382x242x76.2 1382x242x76.2 width GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 149 Liquid side/Gas side piping Drainage pipe DN25 DN25 Standard controller Standard for remote controller(wired controller for option) °C 16～32 16～32 Operation temp °C -15～50 -15～50 cooling Ambient temp °C heating -15～30 -15～30 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 150 Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. Piping: 5m (horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 151: Dimensions

    R410A50Hz Universal Outdoor Series Technical Manual 3 Dimensions CUA-18HVR1, CUA-24HVR1, CUA-36HVR1-A, CUA-36HVR1-B 1245 1119 CUA-48HVR1, CUA-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 152: Service Space

    R410A50Hz Universal Outdoor Series Technical Manual 4 Service Space GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 153 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 154: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual 5 Wiring Diagrams 5.1 CUA 18HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 155 R410A50Hz Universal Outdoor Series Technical Manual NOTE:Around the ring 5 ring YE/GN YE/GN POWER INPUT Connect to the outdoor GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 156 R410A50Hz Universal Outdoor Series Technical Manual 5.2 CUA-24HVR1, CUA-36HVR1-A, CUA-36HVR1-B YE/GN YE/GN POWER INPUT Connect to the outdoor GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 157 R410A50Hz Universal Outdoor Series Technical Manual 5.3 CUA 48HVR1, CUA-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 158 R410A50Hz Universal Outdoor Series Technical Manual YE/GN L1N1 Connect to the outdoor GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 159: Capacity Table

    Input kW. 2.03 2.05 2.07 2.10 2.17 2.25 2.31 Total capacity kW 7.04 7.00 6.95 6.89 6.84 6.78 6.74 24ºC DB 17ºC WB Input kW. 2.05 2.07 2.10 2.12 2.20 2.28 2.34 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 160 Input kW. 3.22 3.25 3.29 3.33 3.45 3.57 3.67 Total capacity kW 11.06 10.99 10.91 10.83 10.74 10.66 10.59 32ºC DB 23ºC WB Input kW. 3.23 3.26 3.30 3.34 3.46 3.59 3.69 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 161 15.64 15.55 15.40 15.28 15.18 Total capacity kW 24ºC D 17ºC W 5.19 5.23 5.29 5.36 5.57 5.74 5.91 Input kW. 16.33 16.24 16.12 15.88 15.76 15.64 Total capacity kW 27ºC D GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 162 5.36 4.83 5.93 22ºC Input kW. 1.45 1.41 1.39 1.36 1.35 1.29 1.59 Capacity kW 5.84 5.82 5.65 5.40 5.32 4.79 5.80 27ºC Input kW. 1.47 1.43 1.41 1.39 1.38 1.31 1.62 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 163 10.67 9.61 12.11 15ºC Input kW. 3.04 2.95 2.91 2.85 2.83 2.70 3.24 Capacity kW 11.62 11.58 11.24 10.75 10.59 9.54 12.08 18ºC Input kW. 3.09 3.01 2.97 2.90 2.88 2.75 3.28 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 164 12.44 Capacity kW 22ºC 4.93 4.50 4.37 4.31 4.22 4.19 4.00 Input kW. 14.94 15.05 14.99 14.56 13.91 13.71 12.34 Capacity kW 27ºC 5.02 4.56 4.43 4.37 4.31 4.28 4.06 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 165 14.41 Capacity kW 22ºC 5.79 5.28 5.13 5.06 4.95 4.91 4.70 Input kW. 17.30 17.42 17.36 16.85 16.11 15.87 14.29 Capacity kW 27ºC 5.90 5.35 5.21 5.13 5.06 5.02 4.77 Input kW. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 166: Electric Characteristics

    R410A50Hz Universal Outdoor Series Technical Manual 7 Electric Characteristics Indoor Units Indoor Fan Motor Model Voltage Min. Max. CUA-18HVR1 220-240V 0.12 CUA-24HVR1 220-240V 0.12 CUA-36HVR1-A 220-240V 0.12 CUA-36HVR1-B 220-240V 0.12 CUA-48HVR1 220-240V 0.085*2 CUA-60HVR1 220-240V 0.085*2 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 167: Exploded View

    Relay 23.1 Left mounting plate of evaporator plastic base of Electric control board 23.2 Shunt capillary assembly Terminal 23.3 Air inlet header pipe assembly of evaporator Left seal plate 23.4 Evaporator assembly GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 168 Air inlet grille 24.7 Intermediate bearing of louver Top Cover assembly 24.8 Guard vane Weld assembly of Water drain pan Upper horizontal louver 16.1 Water outlet rubber cover Down horizontal louver 8.2 CUA-48HVR1, CUA-60HVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 169 Air inlet header pipe assembly of evaporator Filter snap-gauge Left mounting plate of evaporator Air inlet grille Weld assembly of water drain pan Filter 32.1 Water outlet rubber cover Top Cover assembly Electric box cover GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 170: Accessories

    Name Shape Quantity Installation fittings 1.Hanging arm 2. Remote controller 3. Remote controller holder (optional) Controller 5. Mounting screw (ST2.9×10-C-H) 6. Alkaline dry batteries (AM4) 7. Installation & operation Others instruction manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 171: The Specification Of Power

    48kBtu/h 60kBtu/h Indoor power supply V/Ph/Hz 220~240/1/50 Outdoor power supply V/Ph/Hz 380-415/3/50 Outdoor Power Supply Power supply individually for indoor and outdoor Connection 3×1.5 / 5x2.5 Power wiring wiring 3×1.0 Signal wiring GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 172: Field Wiring

    R410A50Hz Universal Outdoor Series Technical Manual 11 Field Wiring GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 173 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 174: Troubleshooting

    Indoor fan motor problem Timer light flash slowly Water over protection Warming lights flash Wire controller communication failure Note: The flash frequency for each of the above indicator is 2.5Hz, slow flashing frequency is 1Hz GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 175: Part 3 Outdoor Units

    1.Specification ................... 171 2.Dimensions ..................177 3.Service Space ................182 4.Wiring Diagrams ................183 5.Electric Characteristics ..............193 6.Operation Limits ................194 7.Sound Levels .................. 195 8.Exploded View ................195 9.Troubleshooting ................205 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 176: Specification

    Fin spacing Outdoor coil Fin type Hydrophilic Hydrophilic Hydrophilic 7.94 7.94 9.52 Tube outside dia. and type inner grooved inner grooved inner grooved 871x550x38.1 623×660×38.1 626×800×43.3 Coil length x height x GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 177 Outdoor power supply V/Ph/Hz 220~240/1/50 380~415/3/50 Capacity 6.6-10.5-12.8 6.6-10.5-12.8 Cooling Power input 650-4560 650-4560 Current input 2.5-24 1-9.8 Capacity 7.35-11.5-13.2 7.35-11.5-13.2 Heating Power input 1000-4050 1000-4050 Current input 3.7-17.8 1.5-8.7 Compressor Model ATF310D43UMT ATF310D43UMT GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 178 6700 6700 power level Outdoor noise level dB(A) pressure level 1050×995×347 1050×995×347 Dimension(W*H*D) 1145×1120×475 1145×1120×475 Outdoor unit Packing(W*H*D) Net/Gross weight 80/92 80/92 Refrigerant type/quantity R410A/3800 R410A/3800 Throttle part Design pressure 4.4/1.1 4.4/1.1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 179 3×1.0 3×1.0 Signal wiring Φ9.52/Φ15.88 Φ9.52/Φ15.88 Liquid side/Gas side Refrigerant piping Max. pipe length Max. high drop °C cooling -15～50 -15～50 Ambient temp °C heating -15～30 -15～30 Stuffing Quantity 20'/40'/40'HQ 32/64/64 32/64/64 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 180 Tube pitch(a) x row pitch(b) Fin spacing Outdoor coil Fin type Hydrophilic Hydrophilic 9.52 9.52 Tube outside dia. and type inner grooved inner grooved Coil length x height x width 1275x802x43.3 1275x802x43.3 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 181 3×1.0 3×1.0 Signal wiring Φ9.52/Φ15.88 Φ9.52/Φ15.88 Liquid side/Gas side Refrigerant piping Max. pipe length Max. high drop °C cooling -15～50 -15～50 Ambient temp °C heating -15～30 -15～30 Stuffing Quantity 20'/40'/40'HQ 30/62/69 30/62/69 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 182: Dimensions

    R410A50Hz Universal Outdoor Series Technical Manual 2 Dimensions 2.1 COU-12HDR1 2.2 COU-18HDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 183 R410A50Hz Universal Outdoor Series Technical Manual 2.3 COU-24HDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 184 R410A50Hz Universal Outdoor Series Technical Manual Project Machine capacity 7.0KW 2.4 COU-36HDR1-A, COU-36HZDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 185 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 186 R410A50Hz Universal Outdoor Series Technical Manual 2.5 COU-48HZVR1, COU-60HZVR GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 187: Service Space

    (Wall or obstacle) Obstacle Air inlet >30cm Fix with bolt Air inlet Maintain channel >60cm Air outlet Deep found Necessary width 300mm is necessary between 2 outdoor units 300mm M10 bolt 4pieces per unit GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 188: Wiring Diagrams

    4.1 COU-12HDR1, COU-18HDR1 YE/GN N-IN L-IN GND1 YE/GN GND2 YE/GN 4-WAY Outdoor ambient temp. (Reserved) 4-WAY Outdoor coil temp. (Reserved) NOTE:Around the ring 3 ring Exhaust temp. YE/GN DC-FAN (Reserved) EV-A AC-FAN (Reserved) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 189 R410A50Hz Universal Outdoor Series Technical Manual 4.2 COU-24HDR1 (Power supply from indoor unit) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 190 Condensing temp. swicth. temp. DISPLAY Trans Out I-CHECK T4 T3 COOL CHECK CN26 PFC Ctrl INDOOR VGND COMM Relay1 Trans In HEAT1 4-WAY Relay1 YE/GN YE/GN Power supply Connect to Indoor GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 191 R410A50Hz Universal Outdoor Series Technical Manual 4.2 COU-36HDR1-A (Power supply independently) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 192 R410A50Hz Universal Outdoor Series Technical Manual CN30 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 193 R410A50Hz Universal Outdoor Series Technical Manual 4.3 COU-36HZDR1 (Power supply independently) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 194 R410A50Hz Universal Outdoor Series Technical Manual IPM COMM L-OUT L-IN UP-DC FAN DOWN-DC FAN GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 195 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 196 R410A50Hz Universal Outdoor Series Technical Manual 4.4 COU-48HZVR1, COU-60HZVR1 (Power supply independently) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 197 R410A50Hz Universal Outdoor Series Technical Manual LOAD Filter BRD CN11 INPUT CN17 N 15V GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 198: Electric Characteristics

    5 Electric Characteristics Outdoor Unit Model Outdoor Voltage Min. Max. motor (kw) COU-12HDR1 220~240V 0.060 COU-18HDR1 220~240V 0.072 COU-24HDR1 220~240V 0.072 COU-36HDR1-A 220~240V 0.18 COU-36HZDR1 380~415V 0.18 COU-48HZVR1 380~415V 0.077*2 COU-60HZVR1 380~415V 0.077*2 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 199: Operation Limits

    R410A50Hz Universal Outdoor Series Technical Manual 6 Operation Limits Operation mode Outdoor temperature(℃) Room temperature(℃) Cooling operation -15～50 16~32 Heating operation -15～30 16~32 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 200: Sound Levels

    Pressure level COU-12HDR1 COU-18HDR1 COU-24HDR1 COU-36HDR1-A COU-36HZDR1 COU-48HZVR1 COU-60HZVR1 Note: Sound level is measured at a point 1 m in front of the unit, at a height of (Unit body height +1)/2 m. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 201 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 202: Exploded View

    R410A50Hz Universal Outdoor Series Technical Manual 9. Exploded View 9.1 COU-12HDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 203 10.1.4 4-way valve connecting pipe D Gas collection tube assembly 10.1.5 4-way valve Distributor component 10.1.6 4-way valve wire condenser 10.2 4-way valve suction pipe Middle insolate plate Electrnic control board component GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 204 R410A50Hz Universal Outdoor Series Technical Manual 11.1 Middle insolate plate Terminal board 11.2 E-BOX support plate Terminal DC inverter comprossor Top cover Chassis component 8.2 COU-18HDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 205 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 206 Left clapboard Middle separating board Small handle Right side board Condenser assy Large handle Holder for fan motor assy cut-off valve C Uniaxial fan DC motor cut-off valve C Propeller fan Valve holder GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 207 R410A50Hz Universal Outdoor Series Technical Manual 8.3 COU-24HDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 208 Chassis 21.3 E-parts welding assy Vapour-liquid separator 21.4 E-parts module board Valve holder assy 21.5 Main control board 13.1 Valve holder Right clapboard 13.2 Cut-off valve Handle 13.3 Cut-off valve GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 209 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 210: Troubleshooting

    R410A50Hz Universal Outdoor Series Technical Manual 8.4 COU-36HDR1-A GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 211 R410A50Hz Universal Outdoor Series Technical Manual Part Name Quantity Part Name Quantity Chassis assembly front panel GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 212 The up retaining plate Exhaust pipe assembly The down retaining plate Electronic expansion valve assembly Right motor bracket assembly The four valve assembly The motor installation board Solenoid valve coil assembly The left side plate GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 213 R410A50Hz Universal Outdoor Series Technical Manual 8.5 COU-36HZDR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 214 R410A50Hz Universal Outdoor Series Technical Manual Part Name Quantity Part Name Quantity Chassis assembly front panel GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 215 Return pipe assembly The down retaining plate Exhaust pipe assembly Right motor bracket assembly Electronic expansion valve assembly The motor installation board The four valve assembly assembly The left side plate Solenoid valve coil GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 216 R410A50Hz Universal Outdoor Series Technical Manual 8.6 COU-48HZVR1, COU-60HZVR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 217 Holder for fan motor assy Inverter compressor Holder for fan motor Gas-liquid separator Holder for fan motor connect board Discharge pipe assy A Fan motor Discharge pipe assy B Propeller fan Suction pipe assy GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 218 R410A50Hz Universal Outdoor Series Technical Manual Front panel 4-Ways valve assy Column EXV assy Top net High pressure cut-off valve assy E-parts assy 12.1 IPM module board 12.2 Outdoor main control board GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 219: Troubleshooting

    Three-phrase power phase sequence fault Communication fault between the outdoor unit and Communication is interrupted for more than 2 the mast minutes , 20 minutes after the initial power-on or within 20 minutes Temperature sensor fault GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 220 10 minutes Anti-typhoon protection Refrigeration T2 overheating protection 5 minutes continuous fault on hot air system at area A DC compressor module fault DC bus low voltage protection DC bus high voltage protection GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 221: Parameter Table For Spot Inspection Of Outdoor Unit(24-60Kbtu/H)

    Opening degree of the electronic Actual value = spot inspection display value x 8 expansion valve Primary current Secondary current Primary voltage Secondary voltage Actual value = spot inspection display value x 4 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 222 R410A50Hz Universal Outdoor Series Technical Manual Quantity of indoor units Number of working indoor units Last fault or protection code No protection of fault display … Spot check over GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 223: Part 4 Installation

    R410A50Hz Universal Outdoor Series Technical Manual Part 4 Installation 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 6.Test Operation .................231 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 224: Precaution On Installation

    Drill a hole in the wall (suitable just for the size of the wall conduit), then set on the fittings such as the wall conduit and its cover. Bind the connecting pipe and the cables together tightly with binding tapes. Do not let air in, which will GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 225 1.5. Be sure of no leakage by checking it with leak detector or soap water. 1.6. Cover the joint of the connecting pipe to the indoor unit with the soundproof / insulating sheath (fittings), and bind it well with the tapes to prevent leakage. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 226: Vacuum Dry And Leakage Checking

    If it rises, it shows there’s moisture or leakage point.  Vacuuming from liquid pipe and gas pipe at the same time.  Sketch map of common vacuum dry procedure. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 227 Determinant: Pass if achieving below -755mmHg. If -755mmHg can’t be achieved in 2h, repeat procedure ③ and ④. ⑤. Vacuum placing test ······ 1h ⑥. Sketch map of special vacuum dry procedure GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 228: Additional Refrigerant Charge

    The outdoor unit is factory charged with refrigerant. Calculate the added refrigerant according to the diameter and the length of the liquid side pipe of the outdoor unit/indoor unit R(g) D(mm) φ6.4 Φ9.5 Φ12.7 L(m) — — — Less than 5m (One-way) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 229 R410A50Hz Universal Outdoor Series Technical Manual Added Refrigerant When 30g/m×(L-5) 65g/m×(L-5) 120g/m×(L-5) Over 5m(One-way) Remark: R (g): Additional refrigerant to be charged L (m): The length of the refrigerant pipe (one-way) D (mm): Liquid side piping GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 230: Water Drainage

    4.2.1. If the pressure at the connection of the drainpipe is negative, it needs to design drainpipe trap. 4.2.2. Every indoor unit needs one drainpipe trap. 4.2.3. A plug should be designed to do cleaning. P l u g GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 231 Calculate allowed volume =Total cooling capacity of indoor units(HP)×2 (l/ hr) Allowed volume(lean 1/50) (l/ hr) I.D. (mm) Thick ∽≤14 ￠25 Hard PVC ￠30 Hard PVC 14＜∽≤88 集中排水管 ￠40 Hard PVC 88＜∽≤334 ￠50 Hard PVC 175＜∽≤334 ￠80 Hard PVC 334＜∽ GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 232 Turn off the power and drain the remained water, and then turn on the air conditioner. Note: the drain stuff in the main water receipt plate is for maintenance. Stuff up the drain stuff to prevent water leakage. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 233: Insulation Work

    5.2.2. Insulation for non-jointing parts and non-connection parts wrong right Gas pipe and liquid pipe should Insulate the gas pipe Insulate the gas pipe and not be put together to insulate (cooling only) liquid pipe GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 234 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 235 5.4.2 The gas and liquid pipe should be heat insulated individually, the connecting part should be heat insulated individually. 5.4.3 Use the attached heat-insulation material to insulate the pipe connections (pipes’ tie-in ,expand nut ) of the indoor unit GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 236: Test Operation

     Whether the room temperature is adjusted well.  Whether the indicator lights normally.  Whether the temporary buttons works well.  Whether the drainage is normal.  Whether there is vibration or abnormal noise during operation. Outdoor unit GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 237  Whether there is vibration or abnormal noise during operation.  Whether the generated wind, noise, or condensed of by the air conditioner have influenced your neighborhood.  Whether any of the refrigerant is leaked. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 238: Part 5 Controller

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

  • Page 239: Wireless Remote Controller

    ). When it is not powered on firstly from off state to on state, the work condition is as the same as the state before stopping. It will cancel damp, purification, sleep, turbo and timing running mode. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 240 The default state for the control is no turbo and the key don’t work in the automatic mode, dehumidifying mode and ventilating mode (It will not display any contents and not send out any codes). The control, however, will GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 241 CLEAN →cancel CLEAN→ CLEAN; when you stop the unit and turn on the purification switch, except the wind, the stable swing and air door swing speed aren’t adjusted. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 242: Wire Controller

    R410A50Hz Universal Outdoor Series Technical Manual 2 Wire Controller ZKX-CMVE-05 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 243 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 244 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 245 R410A50Hz Universal Outdoor Series Technical Manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

This manual is also suitable for:

Cca-18hvr1Cca-36hvr1-bCca-36hvr1-aCca-60hvr1Cca-48hvr1

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