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Chigo CCB-18HVR4 Technical Manual Download Page 27

R3250Hz Universal Outdoor Series Technical Manual 

23

 

GD Chigo Heating & Ventilation Equipment Co., Ltd.   

 

4. Service Space 

The indoor unit should be installed in a location that meets the following requirements: 
4.1 There is enough interspace for installation and maintenance. 
4.2 The ceiling is horizontal, and its structure can endure the weight of the indoor unit. 
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. 
 
Round-flow cassette: 

 

 

 
 
 
 

Summary of Contents for CCB-18HVR4

Page 1: ...R3250Hz Universal Outdoor Series Technical Manual Outdoor Unit I GD Chigo Heating Ventilation Equipment Co Ltd R32 50Hz Universal Outdoor Series Inverter type Technical Manual LCAC 2019 6...

Page 2: ...R 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 48H...

Page 3: ...ng Diagrams 90 6 Capacity Table 94 7 Electric Characteristics 98 8 Exploded View 99 9 Accessories 101 10 The Specification of Power 102 11 Field Wiring 103 12 Troubleshooting 104 12 1 Fault codes tabl...

Page 4: ...Drainage test 142 5 Insulation Work 143 5 1 Insulation material and thickness 143 5 2 Refrigerant pipe insulation 143 5 3 Drainage pipe insulation 144 5 4 Note 144 6 Test Operation 145 Part 5 Controll...

Page 5: ...ies Technical Manual 1 GD Chigo Heating Ventilation Equipment Co Ltd Part1 General Information 1 Nomenclature 2 2 Model Names of Indoor Outdoor Units 4 3 External Appearance 5 4 Features 7 R32 50Hz Un...

Page 6: ...peed 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 conditi...

Page 7: ...a R4 R32 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 dis...

Page 8: ...R4S 1425 260 643 46 50 220 240V 1Ph 50Hz CTB 48HVR4 1279 307 830 49 56 220 240V 1Ph 50Hz CTB 48HVR4S 1279 307 830 49 56 220 240V 1Ph 50Hz CTB 55HVR4S 1279 307 830 49 56 220 240V 1Ph 50Hz CUA 18HVR4 12...

Page 9: ...s Technical Manual 5 GD Chigo Heating Ventilation Equipment Co Ltd 3 External Appearance 3 1 Indoor unit Round way Cassette Compact 4 way cassette Low ESP Duct Middle ESP Duct for 36K Middle ESP Duct...

Page 10: ...R32 50Hz Universal Series Technical Manual 6 GD Chigo Heating Ventilation Equipment Co Ltd 3 2 Outdoor unit COU 18HDR4 COU 24HDR4 COU 36HDR4 COU 36HZDR4 COU 48HDR4 COU 48HZDR4 COU 55HZDR4...

Page 11: ...U 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 run...

Page 12: ...Ltd Part2 Indoor Unit Round Way Cassette Type 1 Features 9 2 Specification 14 3 Dimension 20 4 Service Space 23 5 Wiring Diagrams 25 6 Capacity Table 28 7 Electric Characteristics 32 8 Exploded View 3...

Page 13: ...R3250Hz Universal Outdoor Series Technical Manual 9 GD Chigo Heating Ventilation Equipment Co Ltd 1 Features Standard round way cassette Compact 4 way cassette...

Page 14: ...fferent requirements it s mostly used for office shopping center restaurant meeting room and etc 18kBtu h 55kBtu h standard type 950mm 950mm 3 Ultra thin body design the min height is only 230mm save...

Page 15: ...on and maintenance washable filter design 9 Built in water pump water head up to 1200mm 10 Integrated electric control box The E box is safely covered by metal plate for better fire resistance save us...

Page 16: ...ti 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 Standard optional...

Page 17: ...ign the Min height is 275mm saving installation space 2 Washable filter convenient to install and maintain 3 Streamlined design and 3D spiral fan blade reduces air resistance and operation noise 4 Bui...

Page 18: ...on class E E Indoor coil Number of rows 2 2 Tube pitch a x row pitch b mm 21 13 37 21 13 37 Fin spacing mm 1 45 1 45 Fin type Hydrophilic Hydrophilic Tube outside dia and type mm 7 7 inner grooved inn...

Page 19: ...E E Indoor coil Number of rows 2 2 Tube pitch a x row pitch b mm 21 13 37 21 13 37 Fin spacing mm 1 45 1 45 Fin type Hydrophilic Hydrophilic Tube outside dia and type mm 7 7 inner grooved inner groov...

Page 20: ...of rows 3 3 Tube pitch a x row pitch b mm 21 13 37 21 13 37 Fin spacing mm 1 6 1 6 Fin type Hydrophilic Hydrophilic Tube outside dia and type mm 7 7 inner grooved inner grooved Coil length x height x...

Page 21: ...50 750 650 Insulation class E Indoor coil Number of rows 3 Tube pitch a x row pitch b mm 21 13 37 Fin spacing mm 1 6 Fin type Hydrophilic Tube outside dia and type mm 7 inner grooved Coil length x hei...

Page 22: ...baura Power output W 35 Speed r min 790 Insulation class E Indoor coil Number of rows 2 Tube pitch a x row pitch b mm 21 13 37 Fin spacing mm 1 4 Fin type Hydrophilic Tube outside dia and type mm 7 in...

Page 23: ...conditions Indoor temp 27 CDB 19 CWB Outdoor temp 35 CDB Equivalent ref piping 5m horizontal 2 Nominal heating capacities are based on the following conditions Indoor temp 20 CDB Outdoor temp 7 CDB 6...

Page 24: ...R3250Hz Universal Outdoor Series Technical Manual 20 GD Chigo Heating Ventilation Equipment Co Ltd 3 Dimension 3 1 CCR 18HVR4 CCR 24HVR4...

Page 25: ...R3250Hz Universal Outdoor Series Technical Manual 21 GD Chigo Heating Ventilation Equipment Co Ltd 3 2 CCR 36HVR4 CCR 36HVR4S CCR 48HVR4 CCR 48HVR4S CCR 55HVR4S...

Page 26: ...R3250Hz Universal Outdoor Series Technical Manual 22 GD Chigo Heating Ventilation Equipment Co Ltd 3 3 CCB 18HVR4 267 527 565 527 565...

Page 27: ...s enough interspace for installation and maintenance 4 2 The ceiling is horizontal and its structure can endure the weight of the indoor unit 4 3 The outlet and the inlet are not impeded and the influ...

Page 28: ...R3250Hz Universal Outdoor Series Technical Manual 24 GD Chigo Heating Ventilation Equipment Co Ltd Compact 4 way cassette Model Height mm 3 5kW 5 3kW 267 5 3kW 7 0kW 230 10 5kW 14kW 16kW 285...

Page 29: ...SW2 NO 4 SW2 ON 4 ON OFF LED ON 4 OFF SW2 NO 6 NO 5 ON ON OFF 5 ON OFF 6 6 NOTE ON Connect to the outdoor Ring user selection N1 L1 S 1 0 2 9K 26 SW2 NO 8 OFF 8 ON OFF ON OFF 8 6 POWER MODEL HP SW1 21...

Page 30: ...loor Ceiling unit Receive and display light board LED OFF OFF ON 1 2 1 2 SW2 OFF ON 4 SW2 ON OFF 4 5 NO 5 OFF OFF ON 5 compensation 6 OFF SW2 NO 6 ON OFF ON 6 6 2 21 7K 1 0 8 POWER MODEL Reserved HP R...

Page 31: ...6 2 6 OFF ON OFF ON 6 compensation SW2 NO 1 2 Indoor models Indoor models Select bits OFF ON 1 2 Small Ceiling cassette unit SW2 NO 7 7 OFF ON OFF ON 7 Reserved Reserved Reserved NOTE Around the ring...

Page 32: ...city kW 6 82 6 78 6 75 6 71 6 68 6 61 6 35 Input kW 2 02 2 04 2 05 2 07 2 09 2 19 2 30 24 C D 17 C W Total capacity kW 7 04 7 00 6 97 6 92 6 89 6 82 6 74 Input kW 2 04 2 06 2 08 2 10 2 11 2 22 2 33 27...

Page 33: ...C 21 C D 15 C W Total capacity kW 15 37 15 28 15 22 15 12 15 06 14 88 14 73 Input kW 5 56 5 61 5 64 5 72 5 75 6 05 6 35 24 C D 17 C W Total capacity kW 15 85 15 76 15 70 15 61 15 55 15 37 15 18 Input...

Page 34: ...D 8 C W 14 C D 15 C W 15 C Capacity kW 7 95 7 83 7 81 7 58 7 25 7 14 6 34 Input kW 1 95 1 95 1 95 1 95 1 95 1 95 1 95 18 C Capacity kW 7 90 7 78 7 75 7 53 7 20 7 09 6 30 Input kW 1 98 1 94 1 88 1 86 1...

Page 35: ...6 C W 3 C DB 2 C WB 5 C D 6 C W 7 C D 8 C W 14 C D 15 C W 15 C Capacity kW 17 23 17 09 17 03 16 54 15 81 15 58 14 04 Input kW 5 72 5 38 5 27 5 20 5 09 5 04 4 81 18 C Capacity kW 17 06 16 97 16 91 16...

Page 36: ...ndoor Fan Motor Hz Voltage Min Max kW CCB 18HVR4 50 220 240V 198V 254V 0 035 CCR 18HVR4 50 220 240V 198V 254V 0 06 CCR 24HVR4 50 220 240V 198V 254V 0 06 CCR 36HVR4 50 220 240V 198V 254V 0 10 CCR 36HVR...

Page 37: ...R3250Hz Universal Outdoor Series Technical Manual 33 GD Chigo Heating Ventilation Equipment Co Ltd 8 Exploded View 8 1CCR 18HVR4 CCR 24HVR4...

Page 38: ...upport 2 6 Welded chassis for E parts box 10 2 Water pump 3 Wind inlet guide assy 10 3 Liquid level sensor 3 1 Wind inlet guide 10 4 Underlay for water pump support 4 Water pan components 11 Hanger 4...

Page 39: ...r Series Technical Manual 35 GD Chigo Heating Ventilation Equipment Co Ltd 8 2CCR 36HVR4 CCR 36HVR4S 1 8 2 2 1 2 2 2 3 2 4 2 5 2 6 2 7 4 1 4 2 4 3 6 5 5 1 5 2 5 3 5 4 7 7 1 7 2 7 3 7 4 9 10 17 11 12 1...

Page 40: ...arts board for indoor unit 7 2 Water pump 2 5 Temperature sensor group 7 3 Underlay for water pump support 2 6 Welded chasis for E parts box 8 Wind wheel clasp 3 Wind inlet guide assy 9 Centrifugal fa...

Page 41: ...ies Technical Manual 37 GD Chigo Heating Ventilation Equipment Co Ltd 8 3CCR 48HVR4 CCR 48HVR4S CCR 55HVR4 1 8 2 2 1 2 2 2 3 2 4 2 5 2 6 2 7 4 1 4 2 4 3 6 5 5 1 5 2 5 3 5 4 7 7 1 7 2 7 3 7 4 9 10 17 1...

Page 42: ...arts board for indoor unit 7 2 Water pump 2 5 Temperature sensor group 7 3 Underlay for water pump support 2 6 Welded chasis for E parts box 8 Wind wheel clasp 3 Wind inlet guide assy 9 Centrifugal fa...

Page 43: ...R3250Hz Universal Outdoor Series Technical Manual 39 GD Chigo Heating Ventilation Equipment Co Ltd 8 4 CCB 18HVR4...

Page 44: ...nsor 11 6 Water level switch 1 8 Temperature sensor 12 Chassis foam components 2 Wind inlet guide 13 Hanging ear 1 3 Pressure line buckle 14 Hanging ear 2 4 Water pan components 15 Rear panel assembly...

Page 45: ...llation Fittings Name Shape Quantity Expansible hook 4 Installation hook 4 Installation paper board 1 Bolt M5 4 Drainpipe Fittings Out let pipe sheath 1 Tightening band 5 Remote controller Remote cont...

Page 46: ...Outdoor power supply V Ph Hz 380 415 3 50 Connection wiring Power Supply From outdoor unit Power wiring mm2 4 14AWG Signal wiring mm2 3 1 0 Model 18kBtu h 24kBtu h 36kBtu h 1 phase 48kBtu h 1 phase In...

Page 47: ...R3250Hz Universal Outdoor Series Technical Manual 43 GD Chigo Heating Ventilation Equipment Co Ltd 11 Field Wiring Applicable for 220V 50Hz 5 3kW 7 0kW and 10 5kW unit...

Page 48: ...R3250Hz Universal Outdoor Series Technical Manual 44 GD Chigo Heating Ventilation Equipment Co Ltd...

Page 49: ...rent error cannot recover Display P3 error for 3 times within 60 minutes E4 Indoor coil outlet temperature T2B sensor error F4 Outdoor temperature T4 sensor error E5 Outdoor unit error F5 reserve E6 Z...

Page 50: ...d controller Display Error description Display Error description E0 Phase protection F0 reserve E1 Communication error between outdoor unit andindoor unit F1 reserve E2 Indoor room temperature T1 sens...

Page 51: ...iver error or IPM protection H6 3 times of P4 error within 100 minutes P7 reserve H7 reserve P8 reserve H8 reserve P9 Outdoor unit DC fan motor error H9 2 times of P9 error within 10 minutes 12 2 Wire...

Page 52: ...Co Ltd Duct Type 1 Features 49 2 Specification 53 3 Dimensions 57 4 Service Space 60 5 Wiring Diagrams 61 6 Capacity Tables 64 7 Static Pressure 68 8 Electric Characteristics 70 9 Accessories 71 10 T...

Page 53: ...3250Hz Universal Outdoor Series Technical Manual 49 GD Chigo Heating Ventilation Equipment Co Ltd 1 Features Low Static Pressure Duct Medium Static Pressure Duct 36K Medium Static Pressure Duct 48 55K...

Page 54: ...CFD technology design increasing air volume and decreasing noise level 3 Three fan speed meet different requirement 4 High efficiency DC fan motor low noise and more comfortable Operate in low freque...

Page 55: ...ee fan speed meet different requirement 3 30 50Pa ESP design for the medium static pressure duct type duct connected installation meet for different room structure 4 Filter can be taken out easily for...

Page 56: ...250Hz Universal Outdoor Series Technical Manual 52 GD Chigo Heating Ventilation Equipment Co Ltd 8 Multi protection and auto restart function 9 Remote controller is standard wired controller is option...

Page 57: ...Insulation class E E Indoor coil Number of rows 3 2 3 2 Tube pitch a xrow pitch b mm 21 12 7 21 12 7 Fin spacing mm 1 4 1 4 Fin type Hydrophilic Hydrophilic Tube outside dia and type mm 7 7 inner gro...

Page 58: ...1140 1040 1350 1270 1200 1130 Insulation class E E Indoor coil Number of rows 3 3 Tube pitch a xrow pitch b mm 22 19 05 22 19 05 Fin spacing mm 1 7 1 7 Fin type Hydrophilic Hydrophilic Tube outside di...

Page 59: ...class E E E Indoor coil Number of rows 4 4 4 Tube pitch a x row pitch b mm 22 19 05 22 19 05 22 19 05 Fin spacing mm 1 5 1 5 1 5 Fin type Hydrophilic Hydrophilic Hydrophilic Tube outside dia and type...

Page 60: ...n the following conditions 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...

Page 61: ...ilation Equipment Co Ltd 3 Dimensions CTA 18HVR4 CTA 24HVR4 Dimension Capacity Device body dimension Installation dimension Air outlet dimension Return air dimension A B C D E F G H I 5 3kW 1214 467 2...

Page 62: ...R3250Hz Universal Outdoor Series Technical Manual 58 GD Chigo Heating Ventilation Equipment Co Ltd CTB 36HVR4 CTB 36HVR4S...

Page 63: ...R3250Hz Universal Outdoor Series Technical Manual 59 GD Chigo Heating Ventilation Equipment Co Ltd CTB 48HVR4 CTB 48HVR4S CTB 55HVR4...

Page 64: ...R3250Hz Universal Outdoor Series Technical Manual 60 GD Chigo Heating Ventilation Equipment Co Ltd 4 Service Space Ensure enough space required for installation and maintenance...

Page 65: ...memory Low static pressure duct unit Indoor models Standard static pressure duct unit Receive and display light board Indoor models Select bits FAN SPEED CHOICE Digital tube High speed Normal speed F...

Page 66: ...rved 0 7K 21 1 1 5 1 0 2 0 L1 BR BL N1 12K 35 9K 26 2 4 53 3 5 5 52K 150 Receive and display light board 36K Controller Ring user selection 3 5 2 5 3 0 YE GN BK S 5 80 6 27K 5 24K 70 30K 90 7 5 0 4 5...

Page 67: ...TB 48HVR4S CTB 55HVR4S CN26 REMO_CTRL CN27 T1 T2 T2B CN17 0F 1 SW1 CN10 CN3 L N Wire control SW2 Controller BK BL 1 2 3 4 5 6 7 8 OFF ON WATER SWITCH PUMP CN18 Water SW 5 10 CN2 PUMP LEFT FAN CN7 5 DC...

Page 68: ...2 07 2 10 2 17 2 25 2 31 24 C DB 17 C WB Total capacity kW 7 04 7 00 6 95 6 89 6 84 6 78 6 74 Input kW 2 05 2 07 2 10 2 12 2 20 2 28 2 34 27 C DB 19 C WB Total capacity kW 7 25 7 21 7 15 7 00 7 04 6 9...

Page 69: ...5 18 15 06 14 94 14 82 14 73 Input kW 5 70 5 73 5 81 5 89 6 07 6 30 6 49 24 C DB 17 C WB Total capacity kW 15 85 15 76 15 64 15 55 15 40 15 28 15 18 Input kW 5 78 5 81 5 89 5 96 6 19 6 38 6 57 27 C DB...

Page 70: ...2 10 83 10 67 9 61 Input kW 3 66 3 48 3 38 3 33 3 26 3 24 3 08 18 C Capacity kW 12 08 11 62 11 58 11 24 10 75 10 59 9 54 Input kW 3 70 3 53 3 43 3 39 3 32 3 30 3 14 20 C Capacity kW 12 04 11 54 11 50...

Page 71: ...17 09 17 03 16 54 15 81 15 58 14 04 Input kW 6 04 5 56 5 40 5 32 5 20 5 16 4 92 18 C Capacity kW 17 06 16 97 16 91 16 43 15 72 15 46 13 96 Input kW 6 16 5 64 5 48 5 40 5 28 5 28 5 00 20 C Capacity kW...

Page 72: ...R3250Hz Universal Outdoor Series Technical Manual 68 GD Chigo Heating Ventilation Equipment Co Ltd 7 Static Pressure 7 1 CTA 18HVR4 7 2 CTA 24HVR4...

Page 73: ...R3250Hz Universal Outdoor Series Technical Manual 69 GD Chigo Heating Ventilation Equipment Co Ltd 7 3 CTB 36HVR4 CTB 36HVR4S 7 4 CTB 48HVR4 CTB 48HVR4S CTB 55HVR4S...

Page 74: ...el Indoor Units Indoor Fan Motor Hz Voltage Min Max kW CTA 18HVR4 50 220 240V 198V 254V 0 068 CTA 24HVR4 50 220 240V 198V 254V 0 068 CTB 36HVR4 50 220 240V 198V 254V 0 225 CTB 36HVR4S 50 220 240V 198V...

Page 75: ...Heating Ventilation Equipment Co Ltd 9 Accessories Name Shape Quantity Tubing Fittings Soundproof insulation sheath 2 Binding tape 1 Seal sponge 1 Drainpipe Fittings Seal ring 1 Controllers Remote co...

Page 76: ...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 p...

Page 77: ...R3250Hz Universal Series Technical Manual 73 GD Chigo Heating Ventilation Equipment Co Ltd 11 Field Wiring Applies to 220V 50Hz 3 5kW 5 3kW 7 1kW...

Page 78: ...R3250Hz Universal Series Technical Manual 74 GD Chigo Heating Ventilation Equipment Co Ltd 12 Exploded View 12 1CTA 18HVR4 CTA 24HVR4...

Page 79: ...Left inlet clapboard attached cotton assy 4 7 Left fixing clamp for motor 11 1 Left clapboard of air inlet channel 4 8 Axis 11 2 The right plate of air inlet channel 4 9 Bearing holder 12 Cotton poste...

Page 80: ...ver 5 1 Transitron 16 Small cover 5 2 Current dividing assy 17 Electronic control components 5 3 Collecting pipe assy 17 1 Electronic control board for indoor unit 5 4 Evaporator assy 17 2 Temp sensor...

Page 81: ...R3250Hz Universal Series Technical Manual 77 GD Chigo Heating Ventilation Equipment Co Ltd 12 3 CTB 48HVR4 CTB 48HVR4S CTB 55HVR4S...

Page 82: ...r motor 9 2 Hanger 3 6 Right lower cover for motor 10 Electronic control components 3 7 Motor support joint board 10 1 Electric part box 3 8 Centrifugal fan wheel and Scroll case assy 10 2 Electric pa...

Page 83: ...protection F6 Outdoor unit condenser outlet T3 sensor error E7 EERPOM error F7 Secondary side current protection E8 Indoor fan motor speed lose protection F8 Heat T2 temp protection E9 Wired controll...

Page 84: ...it condenser outlet T3 sensor error OFF OFF ON ON Outdoor temperature T4 sensor error OFF OFF Flashing ON AC overvoltage under voltage protection OFF Flashing OFF ON P6 protection OFF Flashing ON ON C...

Page 85: ...ment Co Ltd Floor Ceiling 1 Features 82 2 Specifications 84 3 Dimensions 88 4 Service Space 89 5 Wiring Diagrams 90 6 Capacity Table 94 7 Electric Characteristics 98 8 Exploded View 99 9 Accessories 1...

Page 86: ...ment Co Ltd 1 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 louve...

Page 87: ...buckle type wheel case the upper plastic wheel case can beremoved alone which is convenient adjust the wheel motor 8 Water pump optional pumping head is up to 1200mm 9 Adopting waterproof plastic fil...

Page 88: ...in 1400 1400 Insulation class E E Indoor coil Number of rows 2 3 Tube pitch a xrow pitch b mm 21 13 37 21 13 37 Fin spacing mm 1 4 1 4 Fin type Hydrophilic Hydrophilic Tube outside dia and type mm 7 7...

Page 89: ...Speed r min 1400 1400 Insulation class E E Indoor coil Number of rows 3 3 Tube pitch a xrow pitch b mm 21 13 37 21 13 37 Fin spacing mm 1 4 1 4 Fin type Hydrophilic Hydrophilic Tube outside dia and t...

Page 90: ...1080 930 1225 1080 930 Insulation class E E E Indoor coil Number of rows 4 4 4 Tube pitch a x row pitch b mm 22x19 1 22x19 1 22x19 1 Fin spacing mm 1 7 1 7 1 7 Fin type Hydrophilic Hydrophilic Hydroph...

Page 91: ...ditions Indoor temp 27 CDB 19 CWB Outdoor temp 35 CDB Equivalent ref Piping 5m horizontal 2 Nominal heating capacities are based on the following conditions Indoor temp 20 CDB Outdoor temp 7 CDB 6 CWB...

Page 92: ...Universal Series Technical Manual 88 GD Chigo Heating Ventilation Equipment Co Ltd 3 Dimensions CUA 18HVR4 CUA 24HVR4 CUA 36HVR4 CUA 36HVR4S 680 1245 200 150 1119 244 240 CUA 48HVR4 CUA 48HVR4S CUA 5...

Page 93: ...R3250Hz Universal Series Technical Manual 89 GD Chigo Heating Ventilation Equipment Co Ltd 4 Service Space...

Page 94: ...models Select bits 1 2 Floor Ceiling Unit compensation Y E GN C N26 R EMO_ CTRL T1 T2 T2B C N17 0 F 1 S W1 C N10 C N3 L N S W2 BR BL PU MP C N2 P UMP RIGHT F AN CN8 PT1 PT2 PT3 S C N37 C N4 H EATER OU...

Page 95: ...OFF ON OFF OFF ON 1 2 1 2 18K 2 0 1 0 0 8 21 26 1 5 35 53 9K 1 2 7K 3 4 12K 2 5 3 0 70 80 4 0 3 5 105 90 5 6 27K 24K 7 8 36K 30K ON OFF 3 SW2 NO 4 ON OFF 4 OFF 4 60K 180 6 5 D 5 5 150 4 5 5 0 125 140...

Page 96: ...R3250Hz Universal Series Technical Manual 92 GD Chigo Heating Ventilation Equipment Co Ltd 5 3 CUA 48HVR4 CUA 48HVR4S CUA 55HVR4S...

Page 97: ...atic pressure duct unit Floor Ceiling Unit 3 5 30K 7 8 SW2 1 2 3 4 5 6 OFF 1 2 OFF ON 1 2 OFF 1 ON 2 35 1 5 12K 3 0 8 1 0 7K 21 1 9K 26 2 2 5 2 0 3 0 70 24K 5 18K 53 4 27K 80 6 4 5 4 0 5 0 125 42K 36K...

Page 98: ...15 2 22 2 30 2 36 24 C DB 17 C WB Total capacity kW 7 04 7 00 6 95 6 89 6 84 6 78 6 74 Input kW 2 10 2 12 2 15 2 17 2 25 2 33 2 39 27 C DB 19 C WB Total capacity kW 7 25 7 21 7 15 7 00 7 04 6 99 6 94...

Page 99: ...06 14 94 14 82 14 73 Input kW 5 61 5 65 5 73 5 80 5 98 6 21 6 40 24 C D 17 C W Total capacity kW 15 85 15 76 15 64 15 55 15 40 15 28 15 18 Input kW 5 69 5 73 5 80 5 87 6 10 6 29 6 48 27 C D 19 C W To...

Page 100: ...83 10 67 9 61 Input kW 3 61 3 38 3 28 3 24 3 17 3 15 3 01 18 C Capacity kW 12 08 11 62 11 58 11 24 10 75 10 59 9 54 Input kW 3 65 3 44 3 35 3 31 3 23 3 21 3 06 20 C Capacity kW 12 04 11 54 11 50 11 1...

Page 101: ...9 17 03 16 54 15 81 15 58 13 84 Input kW 5 99 5 43 5 31 5 24 5 12 5 07 4 83 18 C Capacity kW 17 06 16 97 16 91 16 43 15 72 15 46 13 96 Input kW 6 11 5 55 5 39 5 31 5 19 5 15 4 91 20 C Capacity kW 16 9...

Page 102: ...del Indoor Units Indoor Fan Motor Hz Voltage Min Max kW CUA 18HVR4 50 220 240V 198 254 0 12 CUA 24HVR4 50 220 240V 198 254 0 12 CUA 36HVR4 50 220 240V 198 254 0 12 CUA 36HVR4S 50 220 240V 198 254 0 12...

Page 103: ...unting plate of evaporator 5 4 plastic base of Electric control board 23 2 Shunt capillary assembly 5 5 Terminal 23 3 Air inlet header pipe assembly of evaporator 6 Left seal plate 23 4 Evaporator ass...

Page 104: ...r horizontal louver 23 Right gland for motor shaft sleeve 9 2 Down horizontal louver 24 Motor separating board 9 3 Display lamp panel 25 Holder for fan motor 9 4 Installing box for display panel 26 We...

Page 105: ...Equipment Co Ltd 9 Accessories Installation fittings Name Shape Quantity 1 Hanging arm 2 Controller 2 Remote controller 1 3 Remote controller holder optional 1 5 Mounting screw ST2 9 10 C H 2 6 Alkali...

Page 106: ...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 CUA 36HVR4S CUA 48HVR4S CUA 55HVR4S Indoor p...

Page 107: ...R3250Hz Universal Series Technical Manual 103 GD Chigo Heating Ventilation Equipment Co Ltd 11 Field Wiring Applies to 220V 50Hz 3 5kW 5 3kW 7 1kW...

Page 108: ...protection F6 Outdoor unit condenser outlet T3 sensor error E7 EERPOM error F7 Secondary side current protection E8 Indoor fan motor speed lose protection F8 Heat T2 temp protection E9 Wired controll...

Page 109: ...it condenser outlet T3 sensor error OFF OFF ON ON Outdoor temperature T4 sensor error OFF OFF Flashing ON AC overvoltage under voltage protection OFF Flashing OFF ON P6 protection OFF Flashing ON ON C...

Page 110: ...o Heating Ventilation Equipment Co Ltd Part 3 Outdoor Units 1 Specification 107 2 Dimensions 110 3 Service Space 113 4 Wiring Diagrams 114 5 Electric Characteristics 118 6 Operation Limits 119 7 Sound...

Page 111: ...utput W 72 72 Speed r min 800 800 Insulation class E E Outdoor coil Number of rows 2 2 Tube pitch a x row pitch b mm 22 19 05 25 21 65 Fin spacing mm 1 6 1 8 Fin type Hydrophilic Hydrophilic Tube outs...

Page 112: ...50 Insulation class E E Outdoor coil Number of rows 2 2 Tube pitch a x row pitch b mm 21 13 4 21 13 4 Fin spacing mm 1 6 1 6 Fin type Hydrophilic Hydrophilic Tube outside dia and type mm 9 52 9 52 inn...

Page 113: ...780 630 780 630 Insulation class B B Outdoor coil Number of rows 2 2 Tube pitch a x row pitch b mm 25 21 65 25 21 65 Fin spacing mm 1 6 1 6 Fin type Hydrophilic Hydrophilic Tube outside dia and type...

Page 114: ...R3250Hz Universal Series Technical Manual 110 GD Chigo Heating Ventilation Equipment Co Ltd 2 Dimensions 2 1 COU 18HDR4 2 2 COU 24HDR4...

Page 115: ...R3250Hz Universal Series Technical Manual 111 GD Chigo Heating Ventilation Equipment Co Ltd A B C D E F 7 0KW 958 392 843 600 360 330 2 3 COU 36HDR4 COU 36HZDR4...

Page 116: ...R3250Hz Universal Series Technical Manual 112 GD Chigo Heating Ventilation Equipment Co Ltd 2 4 COU 48HZDR4 COU 60HZVR...

Page 117: ...R3250Hz Universal Series Technical Manual 113 GD Chigo Heating Ventilation Equipment Co Ltd 3 Service Space...

Page 118: ...RD FAN BL 4 WAY FAN U V W EV A GND1 L IN S A N IN DC AC BL Connect to Indoor YE GN BK BL BR YE GN Outdoor controller YE GN Reserved temp Exhaust temp Outdoor coil Outdoor ambient INV Comp EXV U V W t...

Page 119: ...GN Reserved Reserved Reserved Reserved Reserved T3 T4 TP LP HP CN24 CN23 LP HP BR BK YE GN BL INDOOR COM S N1 L1 N L power supply YE GN P2 GND ELECTRICAL WIRING DIAGRAM temp W V U EXV Inductor INV Com...

Page 120: ...D CN4 L CN28 S_E CN3 N DC CN21 BL VAL CN10 Reserved YE GN Outdoor controller RD WT YE GN Reserved temp Exhaust temp Outdoor coil Outdoor ambient INV Comp Inductor EXV U V W temp P2 GND YE GN power sup...

Page 121: ...T4 LP HP 1 2 ON 1 2 SW3 SW5 T5 I CHECK UP DC FAN ON Trans Out 15V 15V IPM COMM PFC Ctrl CN26 Relay1 N HEAT1 4 WAY Relay1 T1 S N INDOOR COMM 4 Ambient 6 ON 1 2 SW4 N E9 E8 CAP CAP N P N P P L CN13 B A...

Page 122: ...Electric Characteristics Model Outdoor Unit Hz Voltage Min Max Outdoor motor kw COU 18HDR4 50 220 240V 198 254 0 072 COU 24HDR4 50 220 240V 198 254 0 072 COU 36HDR4 50 220 240V 198 254 0 12 COU 36HZDR...

Page 123: ...al Outdoor Series Technical Manual 119 GD Chigo Heating Ventilation Equipment Co Ltd 6 Operation Limits Operation mode Outdoor temperature Room temperature Cooling operation 15 50 16 32 Heating operat...

Page 124: ...tu h 1 m 1 2 m Front side Rear side Microphone 1 m body height 1 2 m Microphone Model Power level dB A Pressure level COU 18HDR4 63 52 COU 24HDR4 67 54 COU 36HDR4 A 68 55 COU 36HZDR4 68 55 COU 48HZDR4...

Page 125: ...R3250Hz Universal Outdoor Series Technical Manual 121 GD Chigo Heating Ventilation Equipment Co Ltd 8 Exploded View 8 1 COU 18HDR4...

Page 126: ...inal 11 1 left side plate 2 4 Line pressing buttons 11 2 Small handle 3 median septum 12 The fan parts 4 Piping components 12 1 Motor support assembly 4 1 4 way valve assembly 12 2 Single shaft outdoo...

Page 127: ...R3250Hz Universal Outdoor Series Technical Manual 123 GD Chigo Heating Ventilation Equipment Co Ltd 8 2 COU 24HDR4...

Page 128: ...2 3 Terminal 9 maintenance panel 2 4 Line pressing buttons 10 inverter compressor 3 Middle partition unit 11 Chassis components 3 1 medium septum 12 Front panel with plastic mesh 3 2 reactor 13 Plast...

Page 129: ...R3250Hz Universal Outdoor Series Technical Manual 125 GD Chigo Heating Ventilation Equipment Co Ltd 8 3 COU 36HDR4...

Page 130: ...w fan 3 The top cover part 14 2 Motor support assembly 4 back mesh 14 3 Single shaft outdoor motor 5 Middle partition unit 15 Maintenance panel component 5 1 reactor 15 1 Handle 5 2 Line of synthetic...

Page 131: ...R3250Hz Universal Outdoor Series Technical Manual 127 GD Chigo Heating Ventilation Equipment Co Ltd 8 4 COU 36HZDR4...

Page 132: ...an 3 The top cover part 14 2 Motor support assembly 4 back mesh 14 3 Single shaft outdoor motor 5 Middle partition unit 15 Maintenance panel component 5 1 reactor 15 1 Handle 5 2 Line of synthetic 15...

Page 133: ...R3250Hz Universal Outdoor Series Technical Manual 129 GD Chigo Heating Ventilation Equipment Co Ltd 8 5 COU 48HZDR4 COU 55HZDR4...

Page 134: ...outlet pipe 4 Large handle cotton patch assembly 12 5 Condenser connection strip 5 Right board pasted cotton component 12 6 Condenser left connection plate 6 Piping components 12 7 Condenser right con...

Page 135: ...perature sensor fault P28 Abnormal discharge in commodity inspection mode compressor reversal E12 IDU T2 indoor coil middle temp sensor fault P29 T3 abnormal in commodity inspection heating mode Syste...

Page 136: ...and b1 Unit B T1 b2 Unit B T2 bb Unit B T2B bS Unit B fan speed bL Unit B EXV opening degree bn Capacity demand of IDU B TH Suction temperature T3 Outdoor unit pipe temperature T4 Ambient temperature...

Page 137: ...mes within 100 minutes Unable to restore unless a second power on H9 Display P9 protection for 2 times within 10 minutes Unable to restore unless a second power on H10 3 times of P3 protection occurs...

Page 138: ...orced cooling 5 5 Actual running ability of outdoor unit 6 6 Fan status 0 7 7 7 T2 T2B on average 8 8 T3 pipe temperature 9 9 T4 environmental temperature 10 10 T5 exhaust temperature 11 11 Opening of...

Page 139: ...nual 135 GD Chigo Heating Ventilation Equipment Co Ltd Part 4 Installation 1 Precaution on Installation 136 2 Vacuum Dry and Leakage Checking 137 3 Additional Refrigerant Charge 139 4 Water Drainage 1...

Page 140: ...tely in 5 minutes If the nuts have been loosened for a long time dusts and other impurities may enter the pipe system and may cause malfunction later So please expel the air out of the pipe with refri...

Page 141: ...due to different construction environment common vacuum dry special vacuum dry Common vacuum dry procedure Vacuum dry for the first time connect the all purpose detector to the inlet of liquid pipe an...

Page 142: ...ing Vacuum destroy for the second time Fill nitrogen to 0 5Kgf cm2 Because nitrogen is for drying gas it has vacuum drying effect during vacuum destroy But if the moisture is too much this method can...

Page 143: ...an unsuitable substance may cause explosions and accidents so always ensure that the appropriate refrigerant is charged Refrigerant containers shall be opened slowly Always use protective gloves and p...

Page 144: ...e requirement at least The drainpipe should be heat insulated to prevent atomization Drainpipe should be installed before installing indoor unit After powering on there is some water in water receiver...

Page 145: ...vent the traverse main pipe overlong 4 4 2 Indoor unit with drain pump and indoor unit without drain pump should be in different drainage system 4 4 3 Selecting the diameter Number of connecting indoo...

Page 146: ...n the outlet at the same time to check if the water can discharge normally Stop the air conditioner running turn off the power and put back the cover Stop the air conditioner After 3 minutes check if...

Page 147: ...lene foam withstand above 100 5 1 2 Thickness choice for insulation material Insulation material thickness is as follows Pipe diameter mm Adiabatic material thickness Refrigerant pipe 6 4 25 4 10mm 28...

Page 148: ...area should be done after checking leakage of the pipes Make sure there s no clearance in the joining part of the accessorial insulation material and local preparative insulation material 5 3Drainage...

Page 149: ...alues are both opened The air conditioner is pre heated by turning on the power 3 According to the user s requirement install the remote controller when the remote controller s signal can reach the in...

Page 150: ...R3250Hz Universal Outdoor Series Technical Manual Control 150 GD Chigo Heating Ventilation Equipment Co Ltd Part 5 Controller 1 Wireless Remote Controller 147 2 Wired Controller 147...

Page 151: ...ances Do not place remote controller in direct sunlight Be careful not to drop otherwise it may cause damage No obstacle between the signal receiver and the remote controller so as not to affect the t...

Page 152: ...R3250Hz Universal Outdoor Series Technical Manual 148 GD Chigo Heating Ventilation Equipment Co Ltd 1 2 The icon meaning of remote controller...

Page 153: ...IME OFF Other display means clock means sleep means TURBO means ECON means cleaning means electric heating means address means lock means lack of electricity Reservation function means Auto Config mea...

Page 154: ...by 16 17 31 32 The temperature of fahrenheit model will be added progressively by 61 62 89 90 When pressing this key in dehumidification and fan mode the temperature will not change In the clock sett...

Page 155: ...TURBO Extension code remote controller has the effect The remote controller is no TURBO by default and the TURBO key will not work in automatic mode dehumidification mode and fan mode Pressing this k...

Page 156: ...eduction keys and it ranges from 00 to 59 After adjusting press the clock key again to confirm the setting and the adjustment state exits If do not press the clock key again to confirm the time adjust...

Page 157: ...e canexit the address setting interface 2 If there is no key pressing associated with address setting for more than 30 minutes the remote controller will exit the address setting interface 1 4 Battery...

Page 158: ...R3250Hz Universal Outdoor Series Technical Manual 154 GD Chigo Heating Ventilation Equipment Co Ltd 2 Wired Controller ZKX C TE 05...

Page 159: ...R3250Hz Universal Outdoor Series Technical Manual 155 GD Chigo Heating Ventilation Equipment Co Ltd...

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