Kaysun Mini Amazon III Engineering Data Book Download Page 97

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Mini Amazon III Series

Part 3

System Design and

Installation

1 Preface to Part 3 ................................................................................... 97

2 Unit Placement and Installation

......................................................... .. 98

3 Refrigerant Piping Design ................................................................... 102

4 Refrigerant Piping Installation

............................................................ 108

5 Drain Piping ........................................................................................ 119

6 Insulation

........................................................................................... 123

7 Charging Refrigerant ........................................................................... 125

8 Electrical Wiring ................................................................................. 127

9 Installation in Areas of High Salinity

................................................... 131

10 Commissioning ................................................................................... 132

11 Appendix to Part 3 – System Commissioning Report ........................... 134

Summary of Contents for Mini Amazon III

Page 1: ...asing our air conditioner Before using your air conditioner please read this manual carefully and keep it for future reference Mini Amazon III KMF 80 DVN4 KMF 100 DVN4 KMF 120 DVN4 KMF 140 DVN4 KMF 16...

Page 2: ...V6R VRF 50Hz CONTENTS Mini Amazon III Series 1 CONTENTS Part 1 General Information 2 Part 2 Outdoor Unit Engineering Data 11 Part 3 System Design and Installation 96...

Page 3: ...Mini Amazon III Series 2 Part 1 General Information 1 Indoor and Outdoor Unit Capacities 3 2 External Appearance 4 3 Combination Ratio 5 4 Selection Procedure 6...

Page 4: ...tu h HP 1 8 5 0 6 18 18 2 2 7 0 8 22 22 22 22 22 22 22 2 8 9 1 28 28 28 28 28 28 28 28 3 6 12 1 25 36 36 36 36 36 36 36 36 36 4 5 15 1 6 45 45 45 45 45 45 45 45 45 5 6 19 2 56 56 56 56 56 56 56 7 1 24...

Page 5: ...unit appearance One way Cassette KCOF Compact Four way Cassette KCIF Four way Cassette KCIBF Medium Static Pressure Duct KPDF High Static Pressure Duct KPDHF Wall mounted KAYF Ceiling Floor KPCF Floor...

Page 6: ...ion ratio limitations Type Minimum combination ratio Maximum combination ratio Mini C Series outdoor units 50 150 Table 1 4 2 Combinations of Indoor and outdoor units Outdoor unit capacity Sum of capa...

Page 7: ...o limitations Use the system peak Select indoor unit models ensuring that Indoor unit capacity corrected for indoor air temperature WB1 Required heat load Indoor unit safety factor Design temperature...

Page 8: ...3 12 00 3 2 2 4 2 4 2 4 10 4 14 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 differences in this example are as given in Figure 1 5 2 Figure 1 5 2 System diag...

Page 9: ...Room A Room B Room C Room D Peak heat load kW 3 1 2 4 2 4 2 6 Selected indoor unit KPDF 36 DN4 0 KPDF 28 DN4 0 KPDF 28 DN4 0 KPDF 28 DN4 0 Corrected TC kW 3 6 2 8 2 8 2 8 Step 3 Select outdoor unit D...

Page 10: ...5 7 Table 1 5 6 Extract from Table 2 7 1 KMF 100 DVN4 cooling capacity Table 1 5 7 Cooling capacity calculated by interpolation CR Outdoor air temp C DB Indoor air temp C DB C WB CR Outdoor air temp...

Page 11: ...of the outdoor unit a The sum of the indoor unit CIs is 120 and the CI of the 12kW outdoor unit is 120 so the combination ratio is 120 120 100 b Using the outdoor unit s cooling capacity table interpo...

Page 12: ...ies 11 Part 2 Outdoor Unit Engineering Data 1 Specifications 12 2 Dimensions 14 3 Installation Space Requirements 15 4 Piping Diagrams 16 5 Wiring Diagrams 18 6 Electrical Characteristics 21 7 Capacit...

Page 13: ...Welling Panasonic NIDEC Insulation class E E E Safe class IPX4 IPX4 IPX4 Input W 120 195 195 Output W 80 170 170 Rated current A 1 1 52 1 52 Speed r min 900 800 800 Outdoor air flow m3 h 3700 5200 50...

Page 14: ...nput kW 4 56 5 35 EER kW KW 3 07 2 90 Heating Capacity kW 16 18 Input kW 4 08 5 71 COP kW kW 3 92 3 20 Compressor Model ATF400D64UMV ATF400D64UMV Type Rotary Rotary Brand GMCC GMCC Capacity Btu h 4195...

Page 15: ...p 20 CDB 68 F 15 CWB 44 6 F outdoor temp 7 CDB 42 8 F equivalent pipe length 5m drop length 0m 3 Sound level Anechoic chamber conversion value measured at a point 1 m in front of the unit at a height...

Page 16: ...Dimensions unit mm Model A B C D E F G H I 80 910 982 390 345 120 663 712 375 426 100 120 950 406 360 175 590 840 390 440 140 160 1040 1053 452 410 191 656 865 463 523 3 Installation Space Requirement...

Page 17: ...Mini Amazon III Series 16 Figure 2 3 4 Multiple unit installation side view unit mm 4 Piping Diagrams Figure 2 4 1 80 Piping diagram Figure 2 4 2 100 120 Piping diagram...

Page 18: ...ammering 3 Electronic expansion valve EXV Controls refrigerant flow and reduces refrigerant pressure 4 Four way valve ST1 Controls refrigerant flow direction Closed in cooling mode and open in heating...

Page 19: ...valve EEV Electronic 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 press...

Page 20: ...HS Radiator XT1 3 slot power supply terminal H PRO High pressure switch XP Connecting terminal L PRO Low pressure switch Q502 Q503 IGBT L502 L503 PFC inductor IPM Inverter module NF Filter assembly OA...

Page 21: ...er fan TL Refrigerant radiator temperature sensor HEAT1 Crankcase heater CN12 L N_OUT GND1 N_IN L_IN CN9 AC_IN NET ADD POWER N L_OUT CN5 CN24 TL T5 XT1 T3 T4 White Black L PRO H PRO XS1 XP1 XP2 STF1 H...

Page 22: ...8 264 40 33A 40A Soft start 15 5 0 17 1 52 Abbreviations MCA Minimum Circuit Amps TOCA Total Over current Amps MFA Maximum Fuse Amps MSC Maximum Starting Current A RLA Rated Load Amps FLA Full Load Am...

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Page 93: ...outdoor unit For level differences 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 figures illu...

Page 94: ...tside the above condition protective device will start and even then the units take place abnormality running 2 These figures base on the operation conditions between indoor units and outdoor units Eq...

Page 95: ...Sound pressure level is measured at a position 1m in front of the unit and Hm above the floor in a semi anechoic chamber During in situ operation sound pressure levels may be higher as a result of amb...

Page 96: ...l Figure 2 9 6 160 model octave bandlevel 10 Accessories Table 2 10 1 Standard accessories Name Shape Quantity Outdoor unit installation manual 1 Outdoor unit owner s manual 1 Water outlet connection...

Page 97: ...ent and Installation 98 3 Refrigerant Piping Design 102 4 Refrigerant Piping Installation 108 5 Drain Piping 119 6 Insulation 123 7 Charging Refrigerant 125 8 Electrical Wiring 127 9 Installation in A...

Page 98: ...s Notes 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 t...

Page 99: ...where exposure 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...

Page 100: ...design should ensure that the points on the units bases designed for weight bearing support are fully supported A drainage ditch should be provided to allow drainage of condensate that may form on th...

Page 101: ...antity of the units delivered are as ordered Check that all accessories ordered have been included Retain the Owner s Manual for future reference 2 1 6 Hoisting Notes for installers Do not remove any...

Page 102: ...xcessive noise or vibration during operation suspension rods or other weight bearing fixings should typically be able to bear twice the unit s weight Notes for installers Before installing an indoor u...

Page 103: ...at complies with all applicable legislation should be used Temper grades and minimum thicknesses for different diameters of piping are specified in Table 3 3 1 Table 3 3 1 Piping temper and thickness...

Page 104: ...el Pipe Length from the first branch to the furthest IDU 40m L2 L3 L4 L5 f The first connecting method or L3 L5 f The second connecting method Pipe Length IDU to the nearest branch 15m a b c d e f Lev...

Page 105: ...3 3 5 Main pipe1 L1 and first indoor branch joint A Capacity of outdoor unit A 10 Equivalent length of all liquid pipes and gas pipes 90m Equivalent length of all liquid pipes and gas pipes 90m Gas pi...

Page 106: ...is 15 9 9 53 Indoor branch joint D is KCMI 112 The indoor units N5 and N6 downstream of indoor branch joint E have total capacity of 22 28 50 Refer to Table 3 3 4 Indoor main pipe L5 is 15 9 9 53 Ind...

Page 107: ...l applicable legislation Where no applicable legislation exists the following may be used as a guide Air conditioned rooms should be large enough that if leakage of all the refrigerant in the system o...

Page 108: ...Mechanical ventilator controlled by refrigerant leak detector Outdoor unit Indoor unit Room full of leaking refrigerant All the refrigerant has leaked Leakage detector connected to mechanical ventila...

Page 109: ...he indoor units are connected 4 1 2 Three principles for refrigerant piping Reasons Seal piping during storage1 Flow nitrogen during brazing2 Pipe flushing3 Pipe flushing3 Vacuum drying4 Pipe manipula...

Page 110: ...llers Lubrication 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 sele...

Page 111: ...ers Before flaring 1 2H half hard piping anneal the end of the pipe to be flared Remember to place the flare nut on the piping before flaring Ensure the flared opening is not cracked deformed or scrat...

Page 112: ...e cross section at the bend is greater than 2 3 of the original area Figure 3 4 3 Pipe bending in excess of 90 4 4 Refrigerant Piping Supports When the air conditioner is running the refrigerant pipin...

Page 113: ...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 until the bra...

Page 114: ...4 7 Figure 3 4 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 4 3 Piping overlap and gap for brazed j...

Page 115: ...branch joints may be installed to bends other branch joints and the straight sections of piping leading to indoor units Refer to Part 3 3 6 Branch Joints Figure 3 4 8 Branch joint orientation 4 7 Pip...

Page 116: ...ind plugs to block all liquid gas side openings except for the 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 va...

Page 117: ...ure 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 4 0MPa and leave for at leas...

Page 118: ...into the piping 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 pressure of 4MPa...

Page 119: ...e The vacuum drying procedure is as follows Step 1 Connect 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 un...

Page 120: ...s is usually preferable To prevent the drain piping becoming excessively long consideration should be given to installing multiple drain piping systems with each system having its own drainage point a...

Page 121: ...own back into the drainage pan Traps should be ar ranged as in Figure 3 5 6 The vertical separation H should be in excess of 50mm A plug may be fitted to allow cleaning or inspection Figure 3 5 6 Drai...

Page 122: ...discharged through the air vent or water flow may be impeded Figure 3 5 7 Downward sloping section of drain piping 5 5 Drain Piping Installation Notes for installers Installation of the drain piping s...

Page 123: ...nd test for leakages over a 24 hour period 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 tha...

Page 124: ...ng insulation With the exception of joint insulation insulation should be applied to piping before fixing the piping in place Insulation at joints in refrigerant piping should be applied after the gas...

Page 125: ...ion is not required 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 fixed firmly to avoid condensat...

Page 126: ...nce and to prevent foreign materials from entering the system Refrigerant must be treated in accordance with applicable legislation Always use protective gloves and protect your eyes when charging ref...

Page 127: ...e the three valves on the pressure 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...

Page 128: ...e five or more outdoor units are installed additional residual current protection leakage protection should be installed All the indoor units in a system i e all the indoor units connected to the same...

Page 129: ...ded cable should be used for communication wiring Using other types of cable can lead to interference and malfunction Indoor communication wiring The P Q E communication wires should be connected one...

Page 130: ...y the dedicated meter of Kaysun can be used on the unit For the wiring method of the meter please consult Kaysun s professional service personnel The arrangement of OAE XYE and PQE depends on the unit...

Page 131: ...8 4 Wiring example 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 loca...

Page 132: ...cessary to install outdoor units outside 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 t...

Page 133: ...Charging Refrigerant Note In some circumstances it may be necessary to run the system in cooling mode during the refrigerant charging procedure In such circumstances points 1 to 8 above should be chec...

Page 134: ...one hour complete Sheet B of the system commissioning report then check the system parameters using the CHECK button on the outdoor unit s main PCB and complete the heating mode columns of one Sheet...

Page 135: ...II Series 134 11 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...

Page 136: ...p Commissioning engineer Outdoor unit information Model Serial no Power supply V COOLING MODE PARAMETER RECORD After running in cooling mode for one hour OUTDOOR UNIT Compressor suction pipe temperatu...

Page 137: ...Outdoor unit information Model Serial no Power supply V COOLING MODE PARAMETER RECORD After running in cooling mode for one hour OUTDOOR UNIT Compressor suction pipe temperature Current A System press...

Page 138: ...name RECORD OF ISSUES SEEN DURING COMMISSIONING No Description of observed issue Suspected cause Troubleshooting undertaken Serial no of relevant unit 1 2 3 OUTDOOR UNIT FINAL CHECKLIST SW2 system che...

Page 139: ...played 8 11 Actual current A Actual value value displayed 12 Inverter compressor current A Actual value value displayed 13 Actual voltage V Actual value value displayed 14 DC bus voltage V Actual valu...

Page 140: ......

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