Manual técnico
VRF Unidades Exteriores
Modelos:
BV-V28W/DHN1(At), BV-V36W/DHN1(At), BV-V42W/DHN1(At),
BV-V48W/DHN1(At), BV-V56W/DHN1(At).
Page 1: ...Manual t cnico VRF Unidades Exteriores Modelos BV V28W DHN1 At BV V36W DHN1 At BV V42W DHN1 At BV V48W DHN1 At BV V56W DHN1 At...
Page 2: ...1 Part 1 General Information 3 Part 2 Outdoor Unit Engineering Data 13 Part 3 System Design and Installation 69 Contents...
Page 3: ...2 VRF 50 60Hz...
Page 4: ...3 1 Indoor and Outdoor Unit Capacities 4 2 External Appearance 5 3 Nomenclature 6 4 Combination Ratio 7 5 Selection Procedure 8 General Information Part 1...
Page 5: ...1 9 9 9 9 9 9 12 3 6 1 25 12 12 12 12 12 12 15 4 5 1 6 15 15 15 15 15 15 18 5 6 2 18 18 18 18 18 24 7 1 2 5 24 24 24 24 24 28 8 0 3 28 28 28 28 32 9 0 3 2 32 32 32 32 36 10 0 3 6 36 36 40 11 2 4 40 40...
Page 6: ...Table 1 2 1 Indoor unit appearance One way Cassette Four way Cassette Q1 Q4 Compact Four way Cassette Wall mounted Q4C G Medium Static Pressure Duct T2 2 2 Outdoor Units Table 1 2 2 Outdoor unit appea...
Page 7: ...Cassette T2 Medium Static Pressure Duct G Wall Mounted 5 N1 Refrigerant type N1 R410A 6 E Design code 7 At Atom series 3 2 Outdoor Units BV V 28 W D H N1 At Legend No Code Remarks 1 BV BGH VRF 2 V Al...
Page 8: ...ions of Indoor and outdoor units Outdoor unit capacity Sum of capacity indexes of connected indoor units standard indoor units only Number of connected indoor units kBtu h Capacity index 28 28 12 6 to...
Page 9: ...indoor and outdoor Required heat load of each room System peak load Piping length level di erences Indoor unit speci cations type and quantity Decide indoor unit safety factor Select indoor unit model...
Page 10: ...4 00 3 1 2 4 2 4 2 6 10 5 16 00 3 1 2 3 2 3 2 3 10 The maximum piping lengths and level di erences in this example are as given in Figure 1 5 2 Figure 1 5 2 System diagram Indoor unit type for all roo...
Page 11: ...B Room C Room D Peak heat load kW 3 1 2 4 2 4 2 6 Selected indoor unit BV D12T2 N1 DA5 At BV D09T2 N1 DA5 At BV D09T2 N1 DA5 At BV D09T2 N1 DA5 At Corrected TC kW 3 6 2 8 2 8 2 8 Step 3 Select outdoo...
Page 12: ...mp C DB C WB CR Outdoor air temp C DB Indoor air temp C DB C WB 25 8 18 0 25 8 18 0 TC PI TC PI kW kW kW kW 120 31 10 56 2 50 120 33 10 44 2 59 33 10 44 2 59 35 10 22 2 68 B 10 44 110 31 10 33 2 44 11...
Page 13: ...e outdoor unit s cooling capacity table interpolate to obtain the capacity B corrected for outdoor air temperature indoor air temperature and combination ratio Refer to Tables 1 5 8 and 1 5 9 Table 1...
Page 14: ...ns 15 3 Installation Space Requirements 17 4 Piping Diagrams 18 5 Wiring Diagrams 20 6 Electrical Characteristics 23 7 Capacity Tables 24 8 Operating Limits 65 9 Sound Levels 66 10 Accessories 68 Outd...
Page 15: ...810 x 485 1025 x950 x 510 1025 x950 x 510 Net weight kg 53 71 5 83 Gross weight kg 57 5 81 92 Refrigerant Type R410A R410A R410A Factory charge g 2200 2350 3000 Throttle type Electronic expansion val...
Page 16: ...94 4 Gross weight kg 100 4 104 4 Refrigerant Type R410A R410A Factory charge g 3400 3800 Throttle type Electronic expansion valve Pipe connections Liquid pipe mm 9 53 9 53 Gas pipe mm 15 9 19 1 Ambie...
Page 17: ...3 28 36 model front view Dimensions Figure 2 2 4 28 36 model front top Dimensions Figure 2 2 5 48 56 model front view Dimensions Figure 2 2 6 48 56 model front top Dimensions Model A B C D E F G H I...
Page 18: ...ments Figure 2 3 1 Single unit installation top view unit mm Figure 2 3 2 Single unit installation side view unit mm Figure 2 3 3 Multiple unit installation top view unit mm Figure 2 3 4 Multiple unit...
Page 19: ...18 4 Piping Diagrams Figure 2 4 1 28 model Piping diagram Figure 2 4 2 36 42 model Piping diagram VRF 50 60Hz...
Page 20: ...lve EXV Controls refrigerant ow and reduces refrigerant pressure 4 Four way valve ST1 Controls refrigerant ow direction Closed in cooling mode and open in heating mode When closed the heat exchanger f...
Page 21: ...onic expansion valve K1 Compressor top thermostat DCFAN DC fan TP Outdoor discharge temperature sensor HEAT Crankcase heater TL Refrigerant radiator temperature sensor H PRO High pressure on o switch...
Page 22: ...ient temperature sensor D502 D503 Fast recover diode T5 Discharge temperature sensor EEV Electronic expansion valve T6 T6 dedicated line group FAN DC fan TL Refrigerant radiator temperature sensor FUS...
Page 23: ...22 Figure2 5 3 48 56 modelwiring diagram VRF 50 60Hz...
Page 24: ...50 60Hz 220 240 198 264 28 75 24A 32A So start 9 45 0 17 1 52 BV V42W DHN1 At 50 60Hz 220 240 198 264 35 29A 32A So start 15 5 0 17 1 52 BV V48W DHN1 At 50 60Hz 220 240 198 264 40 33A 40A So start 15...
Page 25: ...7 67 2 37 7 89 2 38 7 89 2 41 8 00 2 46 52 6 89 2 32 7 44 2 35 7 56 2 37 7 67 2 39 7 78 2 39 7 67 2 41 7 89 2 47 54 6 78 2 33 7 22 2 37 7 44 2 39 7 56 2 40 7 67 2 41 7 67 2 43 7 67 2 49 120 5 6 44 0 8...
Page 26: ...7 2 37 7 78 2 41 7 78 2 48 52 5 78 1 70 6 89 2 23 7 22 2 34 7 33 2 36 7 56 2 37 7 67 2 42 7 67 2 49 54 5 67 1 71 6 78 2 25 7 22 2 36 7 22 2 38 7 44 2 39 7 44 2 44 7 56 2 50 100 5 5 44 0 66 6 44 0 79 7...
Page 27: ...2 42 7 44 2 45 52 4 78 1 44 5 67 1 80 6 56 2 16 7 00 2 26 7 44 2 40 7 44 2 43 7 44 2 46 54 4 67 1 44 5 56 1 81 6 44 2 17 6 89 2 28 7 33 2 42 7 33 2 45 7 22 2 48 80 5 4 33 0 51 5 11 0 61 6 00 0 72 6 4...
Page 28: ...8 6 56 2 19 7 33 2 45 52 3 67 1 02 4 44 1 22 5 11 1 44 5 44 1 61 5 78 1 79 6 56 2 19 7 22 2 46 54 3 67 1 03 4 33 1 23 5 00 1 45 5 33 1 62 5 67 1 80 6 44 2 21 7 11 2 48 60 5 3 22 0 39 3 89 0 45 4 44 0...
Page 29: ...22 0 62 4 78 0 69 5 33 0 77 21 2 67 0 40 3 22 0 47 3 78 0 55 4 00 0 59 4 22 0 63 4 78 0 70 5 33 0 78 23 2 67 0 41 3 22 0 48 3 78 0 56 4 00 0 60 4 22 0 64 4 78 0 71 5 33 0 80 25 2 67 0 41 3 22 0 49 3...
Page 30: ...9 78 3 02 9 78 3 04 9 89 3 11 52 8 56 2 93 9 33 2 97 9 44 3 00 9 56 3 02 9 78 3 03 9 67 3 05 9 78 3 12 54 8 44 2 96 9 11 3 00 9 33 3 02 9 44 3 04 9 56 3 05 9 56 3 08 9 67 3 14 120 5 8 11 1 05 9 67 1 2...
Page 31: ...56 2 99 9 67 3 04 9 67 3 14 52 7 22 2 15 8 67 2 83 9 11 2 97 9 22 2 99 9 44 3 00 9 56 3 06 9 56 3 15 54 7 11 2 16 8 44 2 85 9 00 2 99 9 11 3 01 9 22 3 02 9 33 3 08 9 44 3 17 100 5 6 78 0 84 8 00 1 01...
Page 32: ...85 9 44 3 03 9 44 3 06 9 33 3 09 52 5 89 1 82 7 11 2 28 8 22 2 73 8 78 2 86 9 33 3 04 9 33 3 07 9 22 3 10 54 5 78 1 83 7 00 2 30 8 11 2 75 8 67 2 89 9 22 3 06 9 22 3 09 9 11 3 13 80 5 5 44 0 65 6 44...
Page 33: ...2 76 9 22 3 10 52 4 56 1 30 5 56 1 55 6 44 1 82 6 78 2 04 7 22 2 27 8 11 2 77 9 00 3 11 54 4 56 1 30 5 44 1 56 6 22 1 84 6 67 2 05 7 11 2 28 8 00 2 79 8 89 3 13 60 5 4 00 0 49 4 78 0 57 5 56 0 67 6 0...
Page 34: ...0 74 5 33 0 79 6 00 0 88 6 67 0 98 21 3 33 0 51 4 00 0 60 4 67 0 70 5 00 0 74 5 33 0 79 6 00 0 89 6 67 1 00 23 3 33 0 52 4 00 0 60 4 67 0 71 5 00 0 76 5 33 0 81 6 00 0 91 6 67 1 02 25 3 33 0 53 4 00 0...
Page 35: ...11 90 3 87 52 10 23 3 65 11 11 3 71 11 31 3 74 11 41 3 76 11 70 3 77 11 51 3 80 11 80 3 88 54 10 13 3 68 10 92 3 73 11 11 3 76 11 31 3 79 11 41 3 79 11 41 3 83 11 51 3 92 120 5 9 74 1 31 11 61 1 59 1...
Page 36: ...73 11 61 3 79 11 70 3 91 52 8 75 2 67 10 43 3 52 10 92 3 69 11 02 3 72 11 31 3 74 11 41 3 81 11 51 3 92 54 8 56 2 69 10 23 3 55 10 72 3 72 10 92 3 75 11 11 3 76 11 21 3 84 11 31 3 95 100 5 8 07 1 04 9...
Page 37: ...3 39 10 72 3 56 11 41 3 77 11 41 3 81 11 21 3 85 52 7 08 2 27 8 46 2 83 9 84 3 39 10 52 3 56 11 21 3 79 11 21 3 83 11 11 3 87 54 6 98 2 28 8 36 2 85 9 74 3 42 10 43 3 59 11 02 3 82 11 02 3 85 10 92 3...
Page 38: ...77 2 27 8 36 2 53 8 85 2 80 9 93 3 44 11 02 3 86 52 5 51 1 61 6 59 1 93 7 67 2 28 8 16 2 54 8 75 2 82 9 74 3 46 10 82 3 87 54 5 41 1 62 6 49 1 94 7 57 2 29 8 07 2 55 8 56 2 83 9 64 3 48 10 72 3 90 60...
Page 39: ...39 0 97 7 18 1 10 7 97 1 23 21 4 03 0 64 4 82 0 75 5 61 0 86 6 00 0 92 6 39 0 98 7 18 1 10 7 97 1 23 23 4 03 0 65 4 82 0 76 5 61 0 87 6 00 0 93 6 39 1 00 7 18 1 13 7 97 1 26 25 4 03 0 66 4 82 0 77 5...
Page 40: ...64 52 12 00 4 38 13 00 4 44 13 20 4 49 13 30 4 51 13 60 4 53 13 50 4 56 13 80 4 66 54 11 80 4 41 12 70 4 48 13 00 4 52 13 20 4 54 13 30 4 55 13 30 4 60 13 50 4 69 120 5 11 40 1 57 13 50 1 90 15 70 2 2...
Page 41: ...4 54 13 60 4 69 52 10 20 3 20 12 10 4 22 12 70 4 43 12 90 4 47 13 20 4 49 13 30 4 57 13 40 4 70 54 10 00 3 22 11 90 4 25 12 60 4 46 12 70 4 49 12 90 4 52 13 10 4 60 13 20 4 74 100 5 9 50 1 24 11 30 1...
Page 42: ...53 13 30 4 57 13 10 4 62 52 8 30 2 72 9 90 3 40 11 50 4 07 12 30 4 27 13 10 4 54 13 10 4 60 12 90 4 64 54 8 20 2 74 9 70 3 42 11 30 4 10 12 10 4 31 12 80 4 58 12 80 4 62 12 70 4 68 80 5 7 50 0 98 9 0...
Page 43: ...3 36 11 60 4 13 12 90 4 63 52 6 40 1 93 7 70 2 32 8 90 2 73 9 60 3 05 10 20 3 38 11 40 4 14 12 70 4 64 54 6 30 1 94 7 60 2 32 8 80 2 75 9 40 3 06 10 00 3 40 11 20 4 17 12 50 4 68 60 5 5 60 0 74 6 80 0...
Page 44: ...1 09 7 50 1 17 8 40 1 31 9 30 1 46 21 4 70 0 77 5 60 0 90 6 50 1 04 7 00 1 11 7 50 1 18 8 40 1 32 9 30 1 48 23 4 70 0 78 5 60 0 91 6 50 1 04 7 00 1 12 7 50 1 20 8 40 1 35 9 30 1 51 25 4 70 0 79 5 60 0...
Page 45: ...13 30 5 38 14 40 5 45 14 60 5 51 14 70 5 53 15 10 5 55 14 90 5 60 15 20 5 72 54 13 10 5 42 14 10 5 50 14 40 5 54 14 60 5 57 14 70 5 59 14 70 5 64 14 90 5 76 120 5 12 60 1 92 14 90 2 33 17 40 2 76 18 6...
Page 46: ...10 5 75 52 11 20 3 92 13 40 5 18 14 10 5 43 14 30 5 48 14 60 5 51 14 80 5 61 14 90 5 77 54 11 10 3 95 13 20 5 22 13 90 5 47 14 10 5 52 14 30 5 54 14 50 5 64 14 60 5 81 100 5 10 50 1 53 12 50 1 84 14 5...
Page 47: ...5 67 52 9 20 3 33 11 00 4 17 12 70 5 00 13 60 5 24 14 50 5 57 14 50 5 63 14 30 5 69 54 9 00 3 36 10 80 4 20 12 50 5 03 13 40 5 29 14 20 5 62 14 20 5 67 14 10 5 73 80 5 8 40 1 19 10 00 1 41 11 60 1 67...
Page 48: ...83 10 00 3 33 10 80 3 71 11 40 4 12 12 80 5 06 14 30 5 68 52 7 10 2 38 8 50 2 84 9 90 3 34 10 60 3 73 11 30 4 14 12 60 5 08 14 00 5 70 54 7 00 2 38 8 40 2 85 9 70 3 37 10 40 3 75 11 10 4 17 12 40 5 12...
Page 49: ...80 1 34 8 20 1 43 9 20 1 61 10 30 1 80 21 5 20 0 95 6 30 1 10 7 30 1 27 7 80 1 36 8 20 1 45 9 20 1 63 10 30 1 82 23 5 20 0 96 6 30 1 12 7 30 1 28 7 80 1 37 8 20 1 47 9 20 1 66 10 30 1 86 25 5 20 0 97...
Page 50: ...2 16 8 69 2 21 8 66 2 28 8 66 2 32 8 66 2 38 8 63 2 41 3 3 7 8 83 2 20 8 80 2 24 8 78 2 30 8 78 2 35 8 74 2 40 8 74 2 43 0 0 7 9 00 2 22 8 98 2 28 8 94 2 32 8 94 2 38 8 94 2 42 8 91 2 44 3 2 2 9 83 2...
Page 51: ...2 37 8 11 2 39 7 80 2 30 7 49 2 19 6 86 1 98 3 3 7 8 74 2 50 8 71 2 26 8 11 2 28 7 80 2 21 7 49 2 12 6 86 1 93 0 0 7 8 91 2 50 8 71 2 15 8 11 2 17 7 80 2 11 7 49 2 02 6 86 1 88 3 2 2 9 34 2 50 8 71 2...
Page 52: ...6 6 23 1 67 5 83 1 57 5 40 1 47 5 20 1 42 4 98 1 33 4 58 1 22 3 3 7 6 23 1 61 5 83 1 50 5 40 1 40 5 20 1 37 4 98 1 28 4 58 1 18 0 0 7 6 23 1 55 5 83 1 45 5 40 1 35 5 20 1 30 4 98 1 21 4 58 1 15 3 2 2...
Page 53: ...1 55 3 58 11 55 3 66 11 51 3 73 3 3 7 11 77 3 39 11 73 3 46 11 69 3 55 11 69 3 63 11 65 3 70 11 65 3 74 0 0 7 12 00 3 43 11 96 3 52 11 92 3 58 11 92 3 66 11 92 3 73 11 88 3 77 3 2 2 13 11 3 64 13 11 3...
Page 54: ...5 3 15 5 5 6 11 51 3 85 11 47 3 66 10 81 3 68 10 40 3 55 9 99 3 39 9 15 3 06 3 3 7 11 65 3 86 11 61 3 49 10 81 3 51 10 40 3 42 9 99 3 27 9 15 2 99 0 0 7 11 88 3 86 11 61 3 33 10 81 3 36 10 40 3 25 9 9...
Page 55: ...1 2 59 7 77 2 42 7 20 2 27 6 93 2 20 6 63 2 07 6 09 1 89 3 3 7 8 31 2 50 7 77 2 33 7 20 2 17 6 93 2 11 6 63 1 98 6 09 1 81 0 0 7 8 31 2 39 7 77 2 23 7 20 2 07 6 93 2 02 6 63 1 87 6 09 1 78 3 2 2 8 31...
Page 56: ...4 05 13 47 4 15 13 47 4 23 13 42 4 31 3 3 7 13 73 3 92 13 69 4 01 13 64 4 11 13 64 4 19 13 60 4 28 13 60 4 33 0 0 7 14 00 3 97 13 96 4 06 13 91 4 15 13 91 4 23 13 91 4 32 13 87 4 36 3 2 2 15 29 4 21 1...
Page 57: ...12 62 4 26 12 13 4 10 11 64 3 90 10 67 3 54 3 3 7 13 60 4 46 13 56 4 04 12 62 4 05 12 13 3 95 11 64 3 79 10 67 3 44 0 0 7 13 87 4 47 13 56 3 84 12 62 3 88 12 13 3 75 11 64 3 59 10 67 3 35 3 2 2 14 53...
Page 58: ...48 7 11 2 29 5 5 6 9 69 2 99 9 07 2 80 8 40 2 62 8 09 2 55 7 73 2 39 7 11 2 17 3 3 7 9 69 2 88 9 07 2 69 8 40 2 50 8 09 2 45 7 73 2 27 7 11 2 10 0 0 7 9 69 2 77 9 07 2 58 8 40 2 39 8 09 2 33 7 73 2 17...
Page 59: ...5 39 4 53 15 39 4 62 15 34 4 71 3 3 7 15 70 4 28 15 64 4 38 15 59 4 49 15 59 4 58 15 54 4 68 15 54 4 73 0 0 7 16 00 4 34 15 95 4 45 15 90 4 53 15 90 4 62 15 90 4 72 15 85 4 77 3 2 2 17 47 4 60 17 47 4...
Page 60: ...4 43 4 66 13 87 4 48 13 31 4 27 12 19 3 86 3 3 7 15 54 4 87 15 49 4 42 14 43 4 43 13 87 4 31 13 31 4 14 12 19 3 77 0 0 7 15 85 4 88 15 49 4 19 14 43 4 24 13 87 4 11 13 31 3 93 12 19 3 67 3 2 2 16 61 4...
Page 61: ...4 2 91 8 84 2 71 8 13 2 50 5 5 6 11 07 3 26 10 36 3 06 9 60 2 87 9 24 2 79 8 84 2 60 8 13 2 38 3 3 7 11 07 3 15 10 36 2 94 9 60 2 74 9 24 2 67 8 84 2 49 8 13 2 29 0 0 7 11 07 3 02 10 36 2 82 9 60 2 61...
Page 62: ...5 37 17 31 5 49 17 31 5 61 17 26 5 71 3 3 7 17 66 5 19 17 60 5 31 17 54 5 44 17 54 5 55 17 49 5 67 17 49 5 73 0 0 7 18 00 5 26 17 94 5 38 17 89 5 49 17 89 5 61 17 89 5 71 17 83 5 77 3 2 2 19 66 5 57 1...
Page 63: ...64 15 60 5 43 14 97 5 17 13 71 4 68 3 3 7 17 49 5 90 17 43 5 35 16 23 5 36 15 60 5 23 14 97 5 01 13 71 4 56 0 0 7 17 83 5 91 17 43 5 08 16 23 5 13 15 60 4 98 14 97 4 77 13 71 4 44 3 2 2 18 69 5 92 17...
Page 64: ...40 3 52 9 94 3 29 9 14 3 02 5 5 6 12 46 3 95 11 66 3 71 10 80 3 47 10 40 3 38 9 94 3 16 9 14 2 88 3 3 7 12 46 3 82 11 66 3 56 10 80 3 32 10 40 3 24 9 94 3 01 9 14 2 78 0 0 7 12 46 3 66 11 66 3 42 10...
Page 65: ...di erences positive values indicate that the outdoor unit is above the indoor unit negative values indicate that the outdoor unit is below the indoor unit 2 These gures illustrate the rate of change...
Page 66: ...hese gures base on the operation conditions between indoor units and outdoor units Equivalent pipe length is 5m and height di erence is 0m Precaution 1 The indoor relative humidity should be lower tha...
Page 67: ...essure level is measured at a position 1m in front of the unit and Hm above the oor in a semi anechoic chamber During in situ operation sound pressure levels may be higher as a result of ambient noise...
Page 68: ...67 Figure 2 9 4 42 model octave band level Figure 2 9 5 48 model octave band level Figure 2 9 6 56 model octave band level...
Page 69: ...uantity Outdoor unit installation manual 1 Outdoor unit owner s manual 1 Water outlet connection pipe 1 Network Matching Wires 2 Rubber wire ring for 36 42 models 2 Seal ring for 28 models 1 Connectin...
Page 70: ...sign 75 4 Refrigerant Piping Installation 82 5 Drain Piping 93 6 Insulation 97 7 Charging Refrigerant 99 8 Electrical Wiring 101 9 Installation in Areas of High Salinity 105 10 Commissioning 106 11 Ap...
Page 71: ...g Data Book the term applicable legisla on refers to all na onal local and other laws standards codes rules regula ons and other legisla on that apply in a given situa on 1 3 Precau ons All system ins...
Page 72: ...xposure to salinity may occur unless the anti corrosion treatment for high salinity areas customization option has been added and the precautions described in Part 3 9 Installation in Areas of High Sa...
Page 73: ...nsate is directed away from roadways and footpaths especially in locations where the climate is such that condensate may freeze Figure 3 2 4 Outdoor unit typical concr ete base structure design unit m...
Page 74: ...s delivered are as ordered Check that all accessories ordered have been included Retain the Owner s Manual for future reference Notes for installers Do not remove any packaging before hoisting If unit...
Page 75: ...n suspension rods or other weight bearing xings should typically be able to bear twice the unit s weight Before installing an indoor unit check that the model to be installed is as speci ed in the con...
Page 76: ...ter mm Temper1 Minimum thickness mm 6 35 O annealed 0 8 9 53 0 8 12 7 0 8 15 9 1 0 19 1 1 0 22 2 1 2H half hard 1 2 25 4 1 2 28 6 1 3 31 8 1 5 38 1 1 5 41 3 1 5 44 5 1 5 54 0 1 8 Notes 1 O coiled pipi...
Page 77: ...are summarized in Table 3 3 2 and are fully described as follows refer to Figure 3 3 1 and Figure 3 3 3 Figure 3 3 1 The rst connecting method Welding Figure 3 3 2 The second connecting method Weldin...
Page 78: ...ength from the rst branch to the furthest IDU 20m L2 L3 L4 L5 f The rst connecting method or L3 L5 f The second connecting method Pipe Length IDU to the nearest branch 15m a b c d e f Level di erence...
Page 79: ...quid pipe mm Branch joint kit Gas pipe mm Liquid pipe mm Branch joint kit A 155 15 9 9 53 FQZHN 01D 19 1 9 53 FQZHN 01D 155 A 230 19 1 9 53 FQZHN 01D 22 2 9 53 FQZHN 02D Notes 1 The main pipe L1 and r...
Page 80: ...x 2 56 Refer to Table 3 3 4 Indoor main pipe L4 is 15 9 9 53 Indoor branch joint D is FQZHN 01D The indoor units N5 and N6 downstream of indoor branch joint E have total capacity of 22 28 50 Refer to...
Page 81: ...nt is connected to the piping as shown in Figure 3 3 6 Figure 3 3 6 Branch joint spacing and separation from bends unit mm Table 3 3 8 Indoor branch joint dimensions unit mm Model Gas side joints Liqu...
Page 82: ...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 the factory plus the ad...
Page 83: ...eption of the nal connections to the indoor units That is ushing should be performed once the outdoor unit have been connected but before the indoor units are connected Notes for installers Vacuum dry...
Page 84: ...ication 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 or...
Page 85: ...1 2H half hard piping anneal the end of the pipe to be ared Remember to place the are nut on the piping before aring Ensure the ared opening is not cracked deformed or scratched otherwise it will not...
Page 86: ...ed too tightly otherwise stress concentrations may occur in the piping with the potential for rupturing Table 3 4 2 Refrigerant piping support spacings Pipe mm Interval between support points m Horizo...
Page 87: ...n through copper piping at 0 02 0 03MPa during brazing Start the ow before brazing starts and ensure that the nitrogen continuously passes through the section being brazed until the brazing is complet...
Page 88: ...gap for brazed joints Legend A Inner diameter of larger pipe D Outer diameter of smaller pipe B Inlaid depth overlap Table 3 4 3 Piping overlap and gap for brazed joints1 D mm Minimum permissible B mm...
Page 89: ...the indoor units are connected Use U shaped branch joints as speci ed on the construction drawings do not replace U shaped branch joints with tee joints Indoor branch joints may be installed either ho...
Page 90: ...opening at the indoor unit which is furthest from the outdoor unit Indoor unit A in Figure 3 4 9 5 Start to open the nitrogen cylinder valve and gradually increase the pressure to 0 5MPa 6 Allow time...
Page 91: ...ll 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 4 0MPa and leave for at least 24 hours to check for mi...
Page 92: ...n in addition to the gas tightness test The general methods for identifying the source of a leak are as follows 1 Audio detection relatively large leaks are audible 2 Touch detection place your hand a...
Page 93: ...nnect the blue low pressure side hose of a pressure gauge to the outdoor unit gas pipe stop valve the red high pressure side hose to the outdoor unit liquid pipe stop valve and the yellow hose to the...
Page 94: ...otential complications two horizontal drain pipes should not meet at the same level Refer to the Figure 3 5 2 for suitable connection arrangements Such arrangements also allow the slope of the two hor...
Page 95: ...being blown back into the drainage pan Traps should be arranged as in Figure 3 5 6 The vertical separation H should be in excess of 50mm A plug may be tted to allow cleaning or inspection 5 3 Selectin...
Page 96: ...water ow may be impeded Figure3 5 7 Downward sloping sect ion of drain piping 5 5 Drain Piping Installation Installation of the drain piping should proceed in the following order Caution Ensure that a...
Page 97: ...od Water flow test natural drainage test Slowly fill the drainage pan of each indoor unit with at least 600ml of water through the inspection port and check that the water is discharged through the ou...
Page 98: ...joint insulation insulation should be applied to piping before xing the piping in place Insulation at joints in refrigerant piping should be applied after the gas tightness test has been completed 6 1...
Page 99: ...ired Use suitable adhesive to seal seams and joints in the insulation and then bind with cloth reinforced tape of width not less than 50mm Ensure tape is xed rmly to avoid condensation Ensure the drai...
Page 100: ...ith an unsuitable substance may cause explosions or accidents Use tools and equipment designed for use with R410A to ensure required pressure resistance and to prevent foreign materials from entering...
Page 101: ...e gauge run the outdoor unit in cooling mode and then open the yellow and blue valves Continue charging until the full R kg of refrigerant has been charged then close the yellow and blue valves Note B...
Page 102: ...reaker sizing refer to Table 2 6 1 in Part 2 6 Electrical Characteristics Table 3 8 1 Outdoor specification ofpower Capacity 28 model 36 model 42 48 56 model Outdoor Unit power Phase 1 phase 1 phase 1...
Page 103: ...erminals After the nal indoor unit the communication wiring should NOT be continued back to the outdoor unit that is do not attempt to form a closed loop The P and Q communication wires should NOT be...
Page 104: ...and Table 3 8 2 Caution Communication wiring has polarity Care should be taken to connect the poles correctly Figure 3 8 3 Outdoor unit communication term inals Table 3 8 2 Communication connections T...
Page 105: ...e Figure 3 8 4 System communication wiring example Note The wired controller and centralized controller in the dashed box are optional accessories If necessary please contact the local distributor for...
Page 106: ...direct exposure to the sea air should be avoided A canopy should be added to shield the units from sea air and rain Ensure that base structures drain well so that outdoor unit footings do not become...
Page 107: ...run the system in cooling mode during the refrigerant charging procedure In such circumstances points 1 to 8 above should be checked before running the system for the purpose of charging refrigerant a...
Page 108: ...ers using the CHECK button on the outdoor unit s main PCB and complete the heating mode columns of one Sheet D and one Sheet E of the system commissioning report for the outdoor unit 6 Finally complet...
Page 109: ...Appendix to Part 3 System Commissioning Report A total of up to 4 report sheets should be completed for each system One Sheet A one Sheet B and one Sheet C per system One Sheet D per outdoor unit VRF...
Page 110: ...G I R F E R O D O M L E D S O R T E M R A P E D O R T S I G E R Luego de n i c a r e g i r f e r o d o m n e a r o h a n u r a n o i c n u f UNIDAD EXTERIOR Temperatura de la tuber a de succi n del co...
Page 111: ...R F E R O D O M L E D S O R T E M R A P E D O R T S I G E R Luego de n i c c a f e l a c o d o m n e a r o h a n u r a n o i c n u f UNIDAD EXTERIOR Temperatura de la tuber a de succi n del compresor...
Page 112: ...n del problema observado Posible causa Soluci n de problemas iniciada N de serie de la unidad involucrada 1 2 3 LISTA DE VERIFICACI N FINAL DE LA UNIDAD EXTERIOR Se realiz la veri caci n del sistema S...
Page 113: ...alor mostrado 13 Tensi n real V Valor real valor mostrado 14 Tensi n del bus DC V Valor real valor mostrado 15 Temperatura promedio de la tuber a del intercambiador de calor interior T2 T2B C Valor re...
Page 114: ...BGH S A Brasil 731 Capital Federal CP C1154AAK www bgh com ar MANUALODUVRFBGH01...
