Kaysun Amazon V Engineering Data Book Download Page 199

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Summary of Contents for Amazon V

Page 1: ...DN5S K2F 450 DN5S K2F 500 DN5S K2F 560 DN5S K2F 615 DN5S K2F 670 DN5S K2F 730 DN5S K2F 785 DN5S K2F 850 DN5S K2F 900 DN5S Thank you very much for purchasing our air conditioner Before using your air c...

Page 2: ...Amazon V CONTENTS 1 CONTENTS Part 1 General Information 3 Part 2 Outdoor Unit Engineering Data 15 Part 3 System Design and Installation 144...

Page 3: ...Amazon V 2 Kaysun Amazon V Series Engineering Data Book...

Page 4: ...azon V Part 1 General Information 3 Part 1 General Information 1 Indoor and Outdoor Unit Capacities 4 2 External Appearance 6 3 Outdoor Unit Combinations 8 4 Combination Ratio 9 5 Selection Procedure...

Page 5: ...e Type KAYF Wall mounted KPCF Ceiling Floor KS E F Floor Standing KSDF Console Table 1 1 2 Standard indoor unit capacity range Capacity Capacity index KCOF KCIF KCIBF KPDF KPDHF KAYF KPCF KS E F KSDF...

Page 6: ...P 26HP 54HP K2F 1515 DN5S 26HP 28HP 56HP K2F 1570 DN5S 28HP 28HP 58HP K2F 1635 DN5S 28HP 30HP 60HP K2F 1685 DN5S 28HP 32HP 62HP K2F 1750 DN5S 30HP 32HP 64HP K2F 1800 DN5S 32HP 32HP 66HP K2F 1850 DN5S...

Page 7: ...2 1 1 Standard indoor units Table 1 2 1 Standard indoor unit appearance One way Cassette Compact Four way Cassette KCOF KCIF Four way Cassette Medium Static Pressure Duct KCIBF KPDF High Static Press...

Page 8: ...arance 2 2 2 Combinations of units Table 1 2 5 Combination outdoor unit appearance 8 10 12HP with single fan 14 16HP with single fan 18 20 22HP with dual fans 24 26 28 30 32HP with dual fans 34HP 36 3...

Page 9: ...6 101 5 36 2 106 5 38 2 112 0 40 2 117 5 42 2 123 0 44 2 128 5 46 2 134 5 48 2 140 0 50 2 146 0 52 2 151 5 54 2 157 0 56 2 163 5 58 2 168 5 60 2 175 0 62 2 180 0 64 2 185 0 66 3 KCME 13 6 191 5 68 3...

Page 10: ...730 365 to 1095 43 75 5 28 755 392 5 to 1132 5 46 85 0 30 850 425 to 1275 50 85 0 32 850 425 to 1275 53 92 5 34 925 462 5 to 1387 5 56 99 0 36 990 495 to 1485 59 104 0 38 1040 520 to 1560 63 109 0 40...

Page 11: ...door units is within limitation Correct cooling and heating capacities of the outdoor units for the following items Outdoor air temperature Indoor air temperature WB Combination ratio Piping length le...

Page 12: ...6 8 4 0 4 0 46 1 14 00 9 0 9 4 4 9 4 9 7 3 6 8 4 2 4 2 50 7 16 00 10 6 10 7 3 9 3 9 6 3 6 2 3 8 3 8 49 2 The maximum piping lengths and level differences in this example are as given in Figure 1 6 2...

Page 13: ...1 6 3 Selected indoor units Room A Room B Room C Room D Peak heat load kW 10 6 10 7 5 1 5 1 Selected indoor unit KPDF 140 DN4 0 KPDF 140 DN4 0 KPDF 56 DN4 0 KPDF 56 DN4 0 Corrected TC kW 13 2 13 2 5 3...

Page 14: ...oor units is 8 and the maximum number of connected indoor units on the 20HP outdoor unit is 33 so the number of connected indoor units is within the limitation Calculate the corrected capacity of the...

Page 15: ...of piping between farthest indoor unit and first outdoor branch joint the vertical axis shows the largest level difference between indoor unit and outdoor unit For level differences positive values i...

Page 16: ...Data 1 Specifications 16 2 Dimensions 19 3 Installation Space Requirements 23 4 Piping Diagrams 24 5 Wiring Diagrams 30 6 Electrical Characteristics 32 7 Functional Components and Safety Devices 33 8...

Page 17: ...Fan Type Propeller Motor type DC Quantity 1 Motor output kW 0 56 0 56 0 56 0 92 Airflow rate m3 h 11000 11000 11000 13000 Drive type Direct Refrigerant Type R410A Factory charge kg 13 13 17 17 Pipe co...

Page 18: ...Fan Type Propeller Motor type DC Quantity 1 2 Motor output kW 0 92 0 92 0 56 2 0 56 2 Airflow rate m3 h 13000 13000 17000 17000 Drive type Direct Refrigerant Type R410A Factory charge kg 13 13 17 17...

Page 19: ...ty 2 Oil type FV68H Start up method Soft start Fan Type Propeller Motor type DC Quantity 2 Motor output kW 0 92 2 0 92 2 0 92 2 0 92 2 0 92 2 Airflow rate m3 h 25000 25000 25000 24000 24000 Drive type...

Page 20: ...imensions unit mm 1635 990 790 R Checkport usedtomeasure system pressureandcharge additionalrefrigerant in maintenance process Liquid pipe connection port A Gas pipe connection port B Detail R 77 63 5...

Page 21: ...t mm 1635 1340 850 R 77 63 50 Checkport usedtomeasure system pressureandcharge additionalrefrigerant in maintenance process Liquid pipe connection port A Gas pipe connection port B Detail R Table 2 2...

Page 22: ...unit mm 1635 1340 825 R 77 63 50 Checkport usedtomeasure system pressureandcharge additionalrefrigerant in maintenance process Liquid pipe connection port A Gas pipe connection port B Detail R Table 2...

Page 23: ...850 R 55 63 62 Check port usedto measuresystem pressure and charge additionalrefrigerant in maintenance process Liquid pipe connection port A Gas pipe connection port B Detail R Table 2 2 1 24 26 28 3...

Page 24: ...1000 Front 1000 For multi row installation Figure 2 3 3 Multi row installation unit mm 100 500 100 500 100 500 100 500 1000 1000 1000 1000 1000 1000 Front Front Front 1000 1000 1000 1000 Depending on...

Page 25: ...ssure sensor T3 Heat exchanger temperature sensor 5 Oil separator T4 Outdoor ambient temperature sensor 6 Four way valve T6A Plate heat exchanger inlet temperature sensor 7 Heat exchanger T6B Plate he...

Page 26: ...r T4 Outdoor ambient temperature sensor 5 Oil separator T6A Plate heat exchanger inlet temperature sensor 6 Four way valve T6B Plate heat exchanger outlet temperature sensor 7 Heat exchanger T7C1 Comp...

Page 27: ...r ambient temperature sensor 5 Oil separator T6A Plate heat exchanger inlet temperature sensor 6 Four way valve T6B Plate heat exchanger outlet temperature sensor 7 Heat exchanger T7C1 Compressor A di...

Page 28: ...ambient temperature sensor 5 Oil separator T6A Plate heat exchanger inlet temperature sensor 6 Four way valve T6B Plate heat exchanger outlet temperature sensor 7 Heat exchanger T7C1 Compressor A disc...

Page 29: ...ate heat exchanger inlet temperature sensor 5 Oil separator T6B Plate heat exchanger outlet temperature sensor 6 Four way valve T7C1 Compressor A discharge temperature sensor 7 Heat exchanger T7C2 Com...

Page 30: ...ting process In cooling mode SV5 opens when outdoor ambient temperature is above 40oC or compressor frequency is below 41Hz 7 Solenoid valve SV6 Allows refrigerant to bypass the expansion valves Opens...

Page 31: ...y valve Reactance Current sensor g p High pressure sensor Solenoid valve L8 Current sensor CN50 BR1 CN31 CN32 Red Red Blue Blue Black Ferrite core N 1 FAN B CN100 N8_1 T6B CN70 EEVA CN27 O FAN CN26 O...

Page 32: ...N OFF switch High pressure sensor Crankcase heater Solenoid valve L8 Current sensor CN100 CN8_1 T6B CN E CN27 O FAN CN26 O C CN20 O O EEVA T6B CN25 N CN1 CN51 L1 L2 L3 CN2 CN3 CN4 AC filter board Main...

Page 33: ...2 2 13 1 26HP K2F 730 DN5S 50 380 415 342 440 52 9 62 3 63 20 19 8 0 92 2 13 1 28HP K2F 785 DN5S 50 380 415 342 440 58 7 64 1 63 22 21 8 0 92 2 14 9 30HP K2F 850 DN5S 50 380 415 342 440 64 9 72 5 80 2...

Page 34: ...d discharge pipe temperature sensors 90 C 5k 3 Crankcase heater 30W 2 30W 4 Inverter module Inverter module temperature sensor 90 C 5k 5 Fan motor Safety thermostat On 115 C Off System High pressure s...

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Page 110: ...5 9 1 39 57 16 61 39 43 16 77 39 43 16 88 39 00 16 09 37 43 15 32 34 29 13 82 7 7 6 40 00 16 63 40 00 16 54 39 86 16 65 39 00 15 88 37 43 15 11 34 29 13 63 5 5 6 43 14 16 66 43 00 15 83 40 57 15 95 39...

Page 111: ...9 14 11 79 27 00 11 16 26 00 10 76 24 86 10 15 22 86 9 48 8 5 9 1 31 14 12 04 29 14 11 37 27 00 10 69 26 00 10 30 24 86 9 67 22 86 8 94 7 7 6 31 14 11 60 29 14 10 88 27 00 10 33 26 00 9 95 24 86 9 30...

Page 112: ...44 29 17 51 44 29 18 08 44 13 18 48 44 13 18 88 43 97 19 08 7 7 6 44 92 17 40 44 76 17 82 44 76 18 28 44 60 18 68 44 60 19 08 44 44 19 30 5 5 6 48 41 17 54 48 25 17 96 48 10 18 47 48 10 18 87 48 10 19...

Page 113: ...20 21 43 81 20 40 43 81 20 54 43 33 19 58 41 59 18 65 38 10 16 82 7 7 6 44 44 20 23 44 44 20 13 44 29 20 26 43 33 19 32 41 59 18 38 38 10 16 58 5 5 6 47 94 20 27 47 78 19 26 45 08 19 41 43 33 18 67 41...

Page 114: ...3 58 28 89 13 09 27 62 12 34 25 40 11 53 8 5 9 1 34 60 14 65 32 38 13 83 30 00 13 01 28 89 12 53 27 62 11 77 25 40 10 87 7 7 6 34 60 14 11 32 38 13 24 30 00 12 56 28 89 12 11 27 62 11 31 25 40 10 40 5...

Page 115: ...49 60 19 03 49 60 19 66 49 42 20 09 49 42 20 52 49 24 20 74 7 7 6 50 31 18 92 50 13 19 38 50 13 19 88 49 96 20 31 49 96 20 74 49 78 20 98 5 5 6 54 22 19 07 54 04 19 53 53 87 20 08 53 87 20 51 53 87 2...

Page 116: ...1 97 49 07 22 18 49 07 22 33 48 53 21 29 46 58 20 27 42 67 18 29 7 7 6 49 78 21 99 49 78 21 88 49 60 22 02 48 53 21 00 46 58 19 98 42 67 18 02 5 5 6 53 69 22 03 53 51 20 93 50 49 21 10 48 53 20 30 46...

Page 117: ...6 14 23 30 93 13 42 28 44 12 54 8 5 9 1 38 76 15 93 36 27 15 03 33 60 14 15 32 36 13 62 30 93 12 79 28 44 11 82 7 7 6 38 76 15 34 36 27 14 39 33 60 13 66 32 36 13 16 30 93 12 30 28 44 11 31 5 5 6 38 7...

Page 118: ...55 80 20 29 55 80 20 96 55 60 21 42 55 60 21 88 55 40 22 11 7 7 6 56 60 20 17 56 40 20 66 56 40 21 19 56 20 21 65 56 20 22 11 56 00 22 37 5 5 6 61 00 20 33 60 80 20 82 60 60 21 41 60 60 21 87 60 60 22...

Page 119: ...23 42 55 20 23 64 55 20 23 81 54 60 22 70 52 40 21 61 48 00 19 49 7 7 6 56 00 23 45 56 00 23 33 55 80 23 47 54 60 22 39 52 40 21 30 48 00 19 21 5 5 6 60 40 23 49 60 20 22 32 56 80 22 49 54 60 21 64 52...

Page 120: ...80 14 31 32 00 13 37 8 5 9 1 43 60 16 98 40 80 16 03 37 80 15 08 36 40 14 52 34 80 13 64 32 00 12 60 7 7 6 43 60 16 35 40 80 15 34 37 80 14 56 36 40 14 03 34 80 13 11 32 00 12 05 5 5 6 43 60 15 75 40...

Page 121: ...58 63 24 51 58 63 25 32 58 42 25 88 58 42 26 43 58 21 26 72 7 7 6 59 47 24 37 59 26 24 96 59 26 25 60 59 05 26 16 59 05 26 71 58 84 27 02 5 5 6 64 09 24 57 63 88 25 15 63 67 25 87 63 67 26 42 63 67 2...

Page 122: ...8 30 58 00 28 56 58 00 28 77 57 37 27 42 55 06 26 11 50 43 23 55 7 7 6 58 84 28 33 58 84 28 18 58 63 28 36 57 37 27 05 55 06 25 74 50 43 23 22 5 5 6 63 46 28 38 63 25 26 96 59 68 27 18 57 37 26 14 55...

Page 123: ...15 8 5 9 1 45 81 20 52 42 87 19 36 39 72 18 22 38 25 17 54 36 56 16 48 33 62 15 23 7 7 6 45 81 19 76 42 87 18 54 39 72 17 59 38 25 16 95 36 56 15 84 33 62 14 56 5 5 6 45 81 19 02 42 87 17 86 39 72 16...

Page 124: ...05 66 43 26 68 66 43 27 55 66 19 28 16 66 19 28 76 65 95 29 08 7 7 6 67 38 26 52 67 14 27 16 67 14 27 86 66 90 28 46 66 90 29 07 66 67 29 41 5 5 6 72 62 26 73 72 38 27 37 72 14 28 15 72 14 28 75 72 14...

Page 125: ...30 79 65 71 31 09 65 71 31 30 65 00 29 84 62 38 28 41 57 14 25 63 7 7 6 66 67 30 83 66 67 30 67 66 43 30 87 65 00 29 44 62 38 28 01 57 14 25 26 5 5 6 71 90 30 88 71 67 29 34 67 62 29 58 65 00 28 45 62...

Page 126: ...5 9 1 51 90 22 33 48 57 21 07 45 00 19 83 43 33 19 09 41 43 17 93 38 10 16 57 7 7 6 51 90 21 50 48 57 20 17 45 00 19 14 43 33 18 45 41 43 17 24 38 10 15 85 5 5 6 51 90 20 70 48 57 19 43 45 00 18 19 4...

Page 127: ...54 72 19 27 18 72 19 28 07 71 93 28 68 71 93 29 30 71 67 29 62 7 7 6 73 22 27 02 72 96 27 67 72 96 28 38 72 70 29 00 72 70 29 61 72 44 29 96 5 5 6 78 91 27 23 78 65 27 88 78 40 28 67 78 40 29 29 78 4...

Page 128: ...31 89 70 63 30 40 67 79 28 94 62 10 26 11 7 7 6 72 44 31 40 72 44 31 24 72 19 31 44 70 63 29 99 67 79 28 53 62 10 25 74 5 5 6 78 14 31 46 77 88 29 89 73 48 30 13 70 63 28 98 67 79 27 64 62 10 24 99 3...

Page 129: ...78 21 47 48 90 20 20 47 09 19 45 45 02 18 27 41 40 16 88 7 7 6 56 40 21 90 52 78 20 55 48 90 19 50 47 09 18 79 45 02 17 56 41 40 16 14 5 5 6 56 40 21 09 52 78 19 79 48 90 18 53 47 09 18 01 45 02 16 86...

Page 130: ...33 74 54 31 06 74 54 32 08 74 27 32 78 74 27 33 49 74 00 33 85 7 7 6 75 61 30 87 75 34 31 62 75 34 32 43 75 07 33 14 75 07 33 84 74 81 34 24 5 5 6 81 48 31 12 81 22 31 86 80 95 32 77 80 95 33 48 80 95...

Page 131: ...35 85 73 74 36 19 73 74 36 44 72 94 34 74 70 00 33 08 64 12 29 84 7 7 6 74 81 35 89 74 81 35 70 74 54 35 93 72 94 34 27 70 00 32 61 64 12 29 41 5 5 6 80 68 35 95 80 42 34 16 75 87 34 43 72 94 33 12 70...

Page 132: ...5 9 1 58 24 25 99 54 50 24 53 50 49 23 08 48 62 22 23 46 49 20 88 42 75 19 29 7 7 6 58 24 25 03 54 50 23 49 50 49 22 29 48 62 21 48 46 49 20 07 42 75 18 45 5 5 6 58 24 24 10 54 50 22 62 50 49 21 18 4...

Page 133: ...2 84 14 30 29 83 84 30 95 83 84 31 62 83 54 31 96 7 7 6 85 35 29 15 85 05 29 85 85 05 30 62 84 75 31 29 84 75 31 95 84 44 32 32 5 5 6 91 98 29 38 91 68 30 09 91 38 30 94 91 38 31 61 91 38 32 27 91 08...

Page 134: ...83 54 33 85 83 24 34 17 83 24 34 41 82 33 32 80 79 02 31 23 72 38 28 17 7 7 6 84 44 33 89 84 44 33 71 84 14 33 93 82 33 32 36 79 02 30 79 72 38 27 77 5 5 6 91 08 33 94 90 78 32 25 85 65 32 51 82 33 3...

Page 135: ...8 5 9 1 65 75 24 54 61 52 23 16 57 00 21 79 54 89 20 99 52 48 19 71 48 25 18 21 7 7 6 65 75 23 63 61 52 22 17 57 00 21 04 54 89 20 28 52 48 18 95 48 25 17 42 5 5 6 65 75 22 76 61 52 21 36 57 00 19 99...

Page 136: ...33 38 88 25 34 11 88 25 34 84 87 94 35 22 7 7 6 89 84 32 13 89 52 32 90 89 52 33 75 89 21 34 48 89 21 35 22 88 89 35 62 5 5 6 96 83 32 38 96 51 33 16 96 19 34 10 96 19 34 83 96 19 35 57 95 87 36 23 3...

Page 137: ...1 87 94 37 30 87 62 37 66 87 62 37 92 86 67 36 15 83 17 34 42 76 19 31 05 7 7 6 88 89 37 35 88 89 37 15 88 57 37 39 86 67 35 66 83 17 33 93 76 19 30 60 5 5 6 95 87 37 41 95 56 35 54 90 16 35 83 86 67...

Page 138: ...5 9 1 69 21 27 05 64 76 25 53 60 00 24 02 57 78 23 13 55 24 21 72 50 79 20 07 7 7 6 69 21 26 04 64 76 24 44 60 00 23 19 57 78 22 35 55 24 20 88 50 79 19 20 5 5 6 69 21 25 08 64 76 23 54 60 00 22 03 5...

Page 139: ...indoor unit and first outdoor branch joint the vertical axis shows the largest level difference between indoor unit and outdoor unit For level differences positive values indicate that the outdoor uni...

Page 140: ...f frosting which has occurred Corrected heating capacity values which take these factors into account can be calculated as follows using the correction factors for frost accumulation given in Table 2...

Page 141: ...25 30 35 Outdoor temperature C DB Indoor temperature C DB Range for continuous operaton Range for intermittent operaton 30 25 20 15 10 5 0 5 10 15 20 25 10 15 20 25 30 35 Outdoor temperature C DB Rang...

Page 142: ...6 80HP 68 22HP 63 52HP 66 82HP 68 24HP 64 54HP 66 84HP 68 26HP 64 56HP 66 86HP 68 28HP 64 58HP 66 88HP 68 30HP 64 60HP 66 90HP 68 32HP 64 62HP 66 92HP 68 34HP 65 64HP 66 94HP 68 36HP 65 66HP 67 96HP 6...

Page 143: ...NC 55 NC 50 NC 45 NC 40 NC 35 NC 30 NC 25 NC 20 NC 15 0 10 20 30 40 50 60 70 80 63 125 250 500 1000 2000 4000 8000 Octave band sound pressure level dB A Octave band center frequency Hz NC 65 NC 60 NC...

Page 144: ...s Matched resistor 2 Enhances communication stability Wrench 1 Removing side plate Accessory bag 1 11 2 Optional Accessories Table2 11 2 Optional accessories Optional accessories Model Packed dimensio...

Page 145: ...nstallation 146 3 Outdoor Unit Ducting and Shielding 149 4 Refrigerant Piping Design 155 5 Refrigerant Piping Installation 165 6 Drain Piping 177 7 Insulation 180 8 Charging Refrigerant 182 9 Electric...

Page 146: ...for installers Notes for installers boxes contain important information which may primarily be of use during field installation rather than during desk based system design 1 2 Definitions In this Eng...

Page 147: ...e indoor units 2 1 2 Spacing Outdoor units must be spaced such that sufficient air may flow through each unit Sufficient airflow across heat exchangersis essential for outdoor units to function proper...

Page 148: ...g considerations A solid base prevents excess vibration and noise Outdoor unit bases should be constructedon solid ground or on structures of sufficient strength to support the units weight Bases shou...

Page 149: ...en units are deliveredcheck whether any damage occurred during shipment If there is damage to the surface or outside of a unit submit a written report to the shipping company Check that the model spec...

Page 150: ...smooth condensate drainage and to ensure unit stability to prevent excessive noise or vibration ensure that units are level to within 1 of the horizontal If a unit is not level to within 1 of the hori...

Page 151: ...arks A A 300 0 Factory default B B 250 0 20 Remove steel mesh and connect to duct 3m long C C 3000 20 Customization option D 731 D 770 E E A 731 15 3 3 2 Option B Longitudinal ducting Figure 3 3 3 Lon...

Page 152: ...00 0 Factory default B B 250 0 20 Remove steel mesh and connect to duct 3m long C C 3000 20 Customization option D 770 D 800 E E A 770 15 3 3 4 Option B Longitudinal ducting Figure 3 3 5 Longitudinal...

Page 153: ...0 Factory default B B 250 0 20 Remove steel mesh and connect to duct 3m long C C 3000 20 Customization option D 630 D 660 E E A 630 15 3 3 6 Option B Longitudinal ducting Figure 3 3 7 Longitudinal duc...

Page 154: ...units unit mm 1653 D 100 Air outlet lou 90 Sup uver C B pport 740 A E Radius Radius 2 self thre 2 ST3 9 eading screws Remove t steel meshe the es first Table 3 3 13 Duct dimensions Table 3 3 14 Exter...

Page 155: ...0 12800 13000 13200 Static pressure Pa Air flow m3 h Figure 3 3 11 18 22HP units fan performance Figure 3 3 12 24 28HP units fan performance 0 5 10 15 20 15800 16000 16200 16400 16600 16800 17000 1720...

Page 156: ...amount of brazing required should be kept to a minimum On the two inside sides of the first indoor branch joint A in Figures 3 4 2 3 4 3 and 3 4 4 the system should as far as possible be equal in ter...

Page 157: ...length between the piping from first indoor branch joint A to the farthest indoor unit N10 and the piping from the first indoor branch joint A to the nearest indoor unit N1 does not exceed 40m That i...

Page 158: ...nit capacity indexes L2 to L16 Indoor main pipes a to q Indoor auxiliary pipes A to P Indoor branch joints L M Outdoor branch joints g1to g3 G1 Outdoor connection pipes Table 3 4 3 Summary of permitte...

Page 159: ...n pipes a to q Indoor auxiliary pipes A to P Indoor branch joints L M Outdoor branch joints g1 to g3 G1 Outdoor connection pipes Table 3 4 4 Main pipe1 L1 indoor main pipes L2 to L16 and indoor branch...

Page 160: ...Tables 3 4 4 and 3 4 5 indicates the larger size Figure 3 4 4 Outdoor connection pipes Main pipe L g1 g2 L M g1 g2 G1 g3 Main pipe Main pipe L g1 g2 L M g1 g2 G1 g3 Main pipe Two units combination Thr...

Page 161: ...o P The indoor units N3and N4 downstream of indoor branch joint E have total capacity of 14 7 1 21 1kW Refer to Table 3 4 4 Indoor main pipe L5 is 19 1 9 53 Indoor branch joint E is KCMI112 The indoor...

Page 162: ...nt outlets Refer to Figure 3 5 9 in Part 3 5 6 Branch Joints Indoor branch joints may be installed either horizontally or vertically To ensure even distribution of refrigerant branch joints should not...

Page 163: ...Data Book Table 3 4 9 Indoor branch joint dimensions unit mm Model Gas side joints Liquid side joints KCMI 112 KCMI 212 KCMI 312 KCMI 412 108 ID 1 2 ID 5 8 ID 3 4 ID 7 8 ID 1 1 8 ID 7 8 ID 1 1 8 ID 1...

Page 164: ...15 9 OD 19 1 OD 19 1 OD 19 1 ID 19 1 ID 19 1 ID 19 1 ID 12 7 ID 22 2 ID 19 1 ID 19 1 KCME13 6 ID 31 8 OD 38 1 OD 31 8 OD 31 8 OD 38 1 OD 38 1 OD 44 5 OD 44 5 ID 44 5 ID 44 5 ID 54 0 ID 38 1 ID 38 1 ID...

Page 165: ...of refrigerant in a room following a leak can be calculated as follows Calculate the total amount in of refrigerant in the system A as the nameplate charge the charge in the system when delivered from...

Page 166: ...but before the indoor units are connected 5 1 2 Three principles for refrigerant piping Reasons Measures CLEAN Particles such as oxide produced during brazing and or building dust can lead to compress...

Page 167: ...ion oil used during some copper pipe manufacturing processes can cause deposits to form in R410A refrigerant systems causing system errors Oil free copper piping should therefore be selected If ordina...

Page 168: ...e the connection and rotation of the flare nut ensure firm connection between the sealing surface to facilitate the connection and rotation of the flare nut ensure firm connection between the sealing...

Page 169: ...on at the bend is greater than 2 3 of the original area Figure 3 5 3 Pipe bending in excess of 90 5 4 Refrigerant Piping Supports When the air conditioning is running the refrigerant piping will defor...

Page 170: ...cing valve to flow nitrogen through copper piping at 0 02 0 03MPa during brazing Start the flow before brazing starts and ensure that the nitrogen continuously passes through the section being brazed...

Page 171: ...5 7 Piping overlap and gap for brazed joints Legend A Inner diameter of larger pipe D Outer diameter of smaller pipe B Inlaid depth overlap Table 3 5 3 Piping overlap and gap for brazed joints1 D mm M...

Page 172: ...gure 3 5 9 Indoor branch joints may be installed either horizontally or vertically Horizontal branch joints must be installed at an angle to the horizontal not exceeding 10 in order to avoid uneven di...

Page 173: ...between outdoor units Outdoor piping should be installed in a metal casing to protect against exposure to sunlight rain wind and other potential causes of damage 5 8 Pipe Flushing 5 8 1 Purpose To re...

Page 174: ...ock all liquid gas side openings except for the opening atthe indoor unit which is furthest from the outdoor units Indoor unit A in Figure 3 5 11 5 Start to open the nitrogen cylinder valve and gradua...

Page 175: ...ve the pressure gauge to check for small leakages If there is a small leakage the pressure gauge will drop distinctly If there are no small leakages charge the piping with nitrogen at 4MPa and leave f...

Page 176: ...ing until the pressure reaches 0 5MPa c Use a halogen refrigerant detector to find the leak d If the leak source cannot be found continuing charging with refrigerant to a pressureof 4MPa and then sear...

Page 177: ...vacuum drying procedure is as follows Step 1 Connect the blue low pressure side hose of a pressure gauge to the master unit gas pipe stop valve the red high pressure side hose to the master unit liqu...

Page 178: ...ons two horizontal drain pipes should not meet at the same level Refer to the Figure 3 6 2 for suitable connection arrangements Such arrangements also allow the slope of the two horizontal pipes to be...

Page 179: ...lown back into the drainage pan Traps should be arranged as in Figure 3 6 6 The vertical separation H should be in excess of 50mm A plug may be fitted to allow cleaning or inspection 6 3 Selecting Pip...

Page 180: ...rough the air vent or water flow may be impeded Figure 3 6 7 Downward sloping section of drain piping 6 5 Drain Piping Installation Notes for installers Installation of the drain piping should proceed...

Page 181: ...igerant piping varies Insulation is required to ensure unit performance and compressor lifespan During cooling the gas pipe temperature can be very low Insulation prevents condensation forming on the...

Page 182: ...ly completed The procedure at each joint is as follows 1 Cut a section of insulation 50 to 100mm longer than the gap to be filled Ensure that the cross sectional and longitudinal openings are all cut...

Page 183: ...plosions or accidents Use tools and equipment designed for use with R410A to ensure required pressure resistance and to prevent foreign materials from entering the system Refrigerant must be treated i...

Page 184: ...be charged close the three valves on the pressure gauge run the outdoor units in cooling mode and then open the yellow and blue valves Continue charging until the full R kg of refrigerant has been ch...

Page 185: ...Power supply wiring design and installation should adhere to the following requirements Separate power supplies should be provided for the indoor units and outdoor units Where five or more outdoor uni...

Page 186: ...pplyshould be connected to the outdoor unit power supply terminals as shown in Figure 3 9 3 Figure 3 9 3 Outdoor unit 3 phase power supply terminals 9 3 Communication Wiring Communication wiring desig...

Page 187: ...communication wires should be connected together and grounded Grounding can be achieved by connecting to the metal casing adjacent to the PQE terminals of the outdoor unit electrical control box Outd...

Page 188: ...it H1 H2 E Connect between outdoor units 9 4 Wiring example Figure 3 9 6 System power and communication wiring example ABCN H1H2E PQE ABCN H1H2EPQE ABCN H1H2EPQE L N PQE ABCDE L N PQE ABCDE L N PQE AB...

Page 189: ...osure to the sea air should be avoided A canopy should be added to shield the units from sea air and rain as shown in Figure 3 10 2 Ensure that base structures drain well so that outdoor unit footings...

Page 190: ...nit or recorded in some other suitable place 2 Pipe flushing gastightness testing and vacuum drying have been satisfactorily completed as per instructions 3 All condensate drain pipingis complete and...

Page 191: ...e that the crankcase heaters have heated the compressor oil sufficiently 5 Run the system a Run the system in cooling mode with the following settings temperature 17 C fan speed high b After one hour...

Page 192: ...Installation 191 12 Appendix to Part 3 System Commissioning Report A total of up to 11 report sheets should be completed for each system One Sheet A one Sheet B and one Sheet C per system One Sheet D...

Page 193: ...ster unit Slave unit 1 Slave unit 2 Slave unit 3 Model Serial no COOLING MODE PARAMETER RECORD After running in cooling mode for one hour OUTDOOR UNITS Master unit Slave unit 1 Slave unit 2 Slave unit...

Page 194: ...or one hour OUTDOOR UNITS Master unit Slave unit 1 Slave unit 2 Slave unit 3 Compressor suction pipe temperature System pressure at check port A B C A B C A B C A B C Phase currents A Within normal ra...

Page 195: ...NG COMMISSIONING No Description of observed issue Suspected cause Troubleshooting undertaken Serial no of relevant unit 1 2 3 OUTDOOR UNIT FINAL CHECKLIST Master unit Slave unit 1 Slave unit 2 Slave u...

Page 196: ...exchanger cooling refrigerant inlet T6A temperature C Actual value value displayed 15 Plate heat exchanger cooling refrigerant outlet T6B temperature C Actual value value displayed 16 Inverter compre...

Page 197: ...0P steps value displayed 24 5 Priority mode 0 auto priority 1 cooling priority 2 VIP priority or voting priority 3 heating only 4 cooling only 6 Silent mode 0 night silent time 6h 10h 1 night silent t...

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