Midea MCCDH30A-TA3SL Page 20 Technical & Service Manual Download

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Air-cooled modular chiller unit

No.

Name

Top cover

Air outlet

Air inlet

Water outlet

Compressor

Electric control box

Water inlet

Summary of Contents for MCCDH30A-TA3SL

Page 1: ...AIR COOLED SCROLL MODULAR CHILLER TECHNICAL SERVICE MANUAL R410A 30kW 250kW 50Hz Models MCC D H30A TA3SL MCC D H65A SA3L MCCH130A SA3L MCCH185A SA3 MCCH250A SA3T DM13 01 01 14en...

Page 2: ...tures 5 3 Specification 9 4 Dimension 17 5 Refrigeration system drawing 27 6 Piping diagram 30 7 Wiring diagrams 36 8 Electric characteristics 50 9 Capacity tables 51 10 Troubleshooting 61 11 Installa...

Page 3: ...CH130A SA3L 380 400V 3ph 50Hz Shell and tube 8 1040 KJR 120A MBE 6 MCCH185A SA3 380 400V 3ph 50Hz Shell and tube 5 1000 7 MCCH250A SA3T 380 400V 3ph 50Hz Shell and tube 8 2000 KJR 120A MBE Technical f...

Page 4: ...Air cooled modular chiller unit 4 1 3 External appearance MCCH30A TA3SL MCDH30A TA3SL MCCH130A SA3L MCCH185A SA3 MCCH250A SA3T MCCH65A SA3L MCCD65A SA3L...

Page 5: ...ON 10 46 Heating 10 21 2 Wide range of outlet water temperature For the module with KJR 120A MBE Cooling 5 17 C Set in factory 0 17 C can be available by switch the S5 on PCB the antifreeze must be p...

Page 6: ...tem operates at the part load the system can accurately adjust cooling and heating capacity output basing on actual requirement of the indoor room 6 Modular design flexible combination more convenient...

Page 7: ...near response making the system more stable output the indoor temperature more uniform and enhance human comfortable 10 Compact structure Air cooled modular chiller structure are compact light weight...

Page 8: ...Applicable temperature range Mode Ambient temperature range Water outlet temperature range Application module Cooling 10 C 46 C 0 17 C The antifreeze must be added The module with KJR 120A MBE 10 C 46...

Page 9: ...onsumption kW 13 4 Max Current A 22 5 Refrigerant Type R410A Weight kg 3 5 2 Refrigerant control EXV Condenser Air side Air side heat exchanger type Fin coil Quantity of fan motor Pieces 1 Air flow 10...

Page 10: ...harge pressure 2 Protection for over low suction pressure 3 Power supply phase sequence protection 4 Anti freezing protection in cooling mode 5 Anti freezing protection in Winter 6 Protection for comp...

Page 11: ...A A 147 2 144 82 4 74 Refrigerant Type R410A R410A Refrigerant control EXV capillary EXV capillary Weight kg 7 0 2 7 0 2 Condenser Air side Air side heat exchanger type Fin coil Fin coil Quantity of f...

Page 12: ...11 Sensor malfunction protection 12 Low ambient temperature drive up protection 13 Low temperature protection of shell and tube heat exchanger Noise level dB A 67 Operation water temp Cooling 0 17 Le...

Page 13: ...Heating rated current A 74 4 Max Input consumption kW 55 5 Max Current A 93 8 Refrigerant Type R410a Weight kg 7 4 Refrigerant control EXV capillary Condenser Air side Air side heat exchanger type Fi...

Page 14: ...Protection for compressor over current 7 Protection for compressor overload 8 Outlet and inlet water temperature difference protection 9 Compressor discharge temperature protection 10 Water flow cut...

Page 15: ...igerant control EXV capillary EXV capillary Condenser Air side Air side heat exchanger type Fin coil Fin coil Quantity of fan motor Pieces 6 8 Air flow 10 3 m 3 h 72 96 Fan motor input kW 0 88 6 0 7 8...

Page 16: ...ure difference protection 9 Compressor discharge temperature protection 10 Water flow cut off protection 11 Sensor malfunction protection 12 Low temperature protection of shell and tube heat exchanger...

Page 17: ...Air cooled modular chiller unit 17 30kW module 1865 874 317 Front view Left view Top view 4 Dimension...

Page 18: ...Air cooled modular chiller unit 18 1 1 2 4 5 6 3 NO NAME 1 2 3 4 5 6 Air outlet Air inlet Water outlet Drain Water inlet Make up water inlet...

Page 19: ...ar chiller unit 19 65kW module Front view Top view Model Unit A B C D E F G H I J K MCC D H65A SA3L mm 2000 900 1880 350 1420 225 1500 506 530 930 450 inch 78 74 35 4 74 13 78 55 91 8 86 59 06 19 92 2...

Page 20: ...Air cooled modular chiller unit 20 No Name 1 Top cover 2 Air outlet 3 Air inlet 4 Water outlet 5 Compressor 6 Electric control box 7 Water inlet...

Page 21: ...odular chiller unit 21 130kW module Front view Side view Top view Anchor hole Model Unit A B C D E F G H MCCH130A SA3L mm 2000 1685 2080 350 1420 506 1550 1586 inch 78 74 66 34 81 89 13 78 55 91 19 92...

Page 22: ...Air cooled modular chiller unit 22 No Name 1 Top cover 2 Condenser 3 Compressor 4 Evaporator 5 Electric control box Air inlet 6 Water outlet 7 Water inlet 8 Compressor...

Page 23: ...Air cooled modular chiller unit 23 185 kW module Model unit A B C D E F G H MCCH185A SA3 Mm 2850 2000 2110 3470 2156 506 1888 2388 inch 112 2 78 74 83 07 136 61 84 88 19 92 74 33 94 02...

Page 24: ...Air cooled modular chiller unit 24 No Name 1 Top cover 2 Compressor 3 Evaporator 4 Water outlet 5 Electric control box 6 Water inlet 7 Condenser...

Page 25: ...t 25 250kW module Front view E A C F D Left view B Bottom view H H G A Hole for anchor bolt 15 Model unit A B C D E F G H MCCH250A SA3T Mm 3800 2000 2130 1235 2156 573 1888 1551 inch 149 6 78 74 83 86...

Page 26: ...Air outlet Air outlet Air inlet 2 8 4 5 6 7 3 Air inlet Air inlet Air inlet Air inlet No Name 1 Top cover 2 Compressor 3 Evaporator 4 Water outlet 5 Electric control box 6 Water inlet 7 Condenser 8 Tr...

Page 27: ...linder B 4 way valve A 4 way valve B Condenser Evaporator Double pipe heat exchanger Fan Water outlet Water inlet EXV EXV 5 2 65kW module refrigeration system sketch drawing Fixed speed Each module ha...

Page 28: ...Dry type evaporator Condenser Water flow direction Compressor B low pressure cylinder B 4 Way valve A Fan A EXV Capillary EXV 2 1 2 Unit 2 Capillary Fan B 4 Way valve B Compressor A low pressure cylin...

Page 29: ...V Capillary EXV 3 Unit 2 Unit 3 Capillary Fan B 4 Way valve B Compressor A low pressure cylinder A Unit 1 5 5 250kW module refrigeration system sketch drawing Each module has eight compressors with tw...

Page 30: ...ter pipeline sketch drawing The table below describes the symbols Symbol Symbol explanation Symbol Symbol explanation Stop valve Y shaped filter Pressure gauge Thermometer Water flow switch Circulatin...

Page 31: ...ine sketch drawing The table below describes the symbols Symbol Symbol explanation Symbol Symbol explanation Safety valve Y shaped filter Pressure gauge Thermometer Water flow switch Water pump Cut of...

Page 32: ...rential pressure by pass valve Drain valve Two way valve Three way valve Terminal Auxiliary electric heater The table below describes the symbols Symbol Symbol explanation Symbol Symbol explanation St...

Page 33: ...line sketch drawing The table below describes the symbols Symbol Symbol explanation Symbol Symbol explanation Stop valve Y shaped filter Pressure gauge Thermometer Water flow switch Circulating pump G...

Page 34: ...line sketch drawing The table below describes the symbols Symbol Symbol explanation Symbol Symbol explanation Stop valve Y shaped filter Pressure gauge Thermometer Water flow switch Circulating pump G...

Page 35: ...line sketch drawing The table below describes the symbols Symbol Symbol explanation Symbol Symbol explanation Stop valve Y shaped filter Pressure gauge Thermometer Water flow switch Circulating pump G...

Page 36: ...N N E CT H I GH V OLT A G E P R O V I D E B Y U S E R P R O V I D E B Y U S E R O N OF F S I G NA L 2 WAY TERMINAL XT3 11 WAY TERMI NAL XT2 BLUE BLUE GRAY YE L LO W BLACK G R A Y BLACK RE D BR OW N R...

Page 37: ...Air cooled modular chiller unit 37 MCCH65A SA3L...

Page 38: ...Air cooled modular chiller unit 38 MCCD65A SA3L...

Page 39: ...Air cooled modular chiller unit 39 130kW module Attached picture I Electric Drawing of Main Unit and Auxiliary Unit...

Page 40: ...Air cooled modular chiller unit 40 MCCH130A SA3L...

Page 41: ...Air cooled modular chiller unit 41 185 kW module...

Page 42: ...Air cooled modular chiller unit 42 250 kW module Attached Drawing I Electric Drawing of Main Unit and Auxiliary Unit...

Page 43: ...he instructions of corresponding auxiliary heater products Please choose such accessory as power wire switch of auxiliary heater according to the actual parameter of products and national H2 P1 P2 H1...

Page 44: ...hould be shorter t han 500m 1 00 Black Yellow Gray Query Fault Notes The wiring diagram of auxiliary heater and pump is just for reference please follow the instructions of corresponding auxiliary hea...

Page 45: ...d b e s h o r t e r t h a n 5 0 0 m 1 00 Black Yellow Gray Query Fault Notes The wiring diagram of auxiliary heater and pump is just for reference please follow the instructions of corresponding auxil...

Page 46: ...Air cooled modular chiller unit 46 130 kW module...

Page 47: ...s ju st fo r r efere n ce p l e ase f o llow t he instr u ction s of c o rresp o nding auxil ia ry h eater p rodu c ts Pleas e cho o se s u ch a c c esso r y as p o wer wi re sw it ch o f auxil ia ry...

Page 48: ...Air cooled modular chiller unit 60 200kW module...

Page 49: ...hould be shorter than 500m Black Yellow Gray Notes The wiring diagram of auxiliary heater and pump is just for reference please follow the instructions of corresponding auxiliary heater products Pleas...

Page 50: ...0 415 342 456 52 70 118 74 82 4 17 8 9 1 9 8 0 865 2 4 0 2 380 400 342 440 130 200 147 4 21 4 4 0 88 4 4 0 4 380 400 342 440 160 180 147 6 21 4 6 0 88 6 4 0 6 380 400 342 440 191 280 177 8 20 8 8 0 7...

Page 51: ...8 00 37 04 9 40 34 78 9 69 32 72 9 99 30 84 10 30 28 99 10 82 26 76 11 36 9 00 38 09 9 49 35 73 9 79 33 58 10 09 31 62 10 40 29 75 10 92 27 49 11 47 10 00 39 53 9 63 37 05 9 93 34 79 10 24 32 73 10 56...

Page 52: ...7 40 26 98 8 23 30 08 8 94 32 80 9 41 36 54 9 98 41 81 10 77 44 00 17 86 6 65 22 44 7 55 26 53 8 39 29 61 9 12 32 32 9 60 35 94 10 18 41 04 10 99 45 00 17 60 6 78 22 14 7 71 26 21 8 57 29 28 9 31 32 0...

Page 53: ...27 22 49 8 00 80 26 19 18 75 36 19 77 70 90 20 38 66 82 21 01 62 81 22 06 57 97 23 17 9 00 82 52 19 36 77 41 19 96 72 76 20 58 68 51 21 22 64 47 22 28 59 57 23 39 10 00 85 65 19 65 80 27 20 26 75 38 2...

Page 54: ...58 18 18 05 64 86 19 62 70 74 20 65 78 80 21 89 90 15 23 64 44 00 38 52 14 58 48 39 16 57 57 20 18 42 63 84 20 02 69 69 21 07 77 50 22 33 88 50 24 12 45 00 37 96 14 88 47 75 16 91 56 51 18 79 63 14 2...

Page 55: ...0 52 38 35 150 72 39 54 141 79 40 76 133 64 42 02 125 62 44 13 115 95 46 33 9 00 165 05 38 73 154 83 39 92 145 52 41 16 137 02 42 43 128 94 44 55 119 14 46 78 10 00 171 31 39 31 160 55 40 52 150 75 41...

Page 56: ...129 73 39 23 141 47 41 30 157 60 40 72 180 29 43 98 44 00 77 03 29 17 96 78 33 15 114 39 36 83 127 67 40 03 139 38 42 14 154 99 41 55 177 00 44 88 45 00 75 92 29 76 95 49 33 82 113 01 37 58 126 27 40...

Page 57: ...44 59 22 214 49 61 06 201 78 62 94 190 18 64 89 178 77 68 13 165 00 71 54 9 00 234 87 59 80 220 33 61 65 207 08 63 55 194 99 65 52 183 49 68 80 169 54 72 24 10 00 237 19 60 70 222 30 62 57 208 73 64...

Page 58: ...01 55 66 205 03 58 58 228 40 62 10 261 29 67 07 44 00 111 64 41 38 140 26 47 02 165 79 52 25 185 03 56 79 202 00 59 78 224 62 63 37 256 52 68 44 45 00 110 03 42 22 138 40 47 98 163 79 53 31 183 00 57...

Page 59: ...88 272 68 78 23 257 00 80 65 241 58 84 68 222 98 88 92 201 35 93 36 9 00 317 40 74 32 297 75 76 62 279 84 78 99 263 50 81 43 247 95 85 50 229 11 89 78 207 11 94 27 10 00 329 43 75 44 308 75 77 77 289...

Page 60: ...3 82 72 99 276 79 76 83 308 34 81 44 352 75 87 96 44 00 150 72 54 27 189 35 61 67 223 81 68 52 249 79 74 48 272 70 78 40 303 24 83 10 346 30 89 75 45 00 148 54 55 38 186 84 62 93 221 11 69 92 247 05 7...

Page 61: ...erature sensor error 16 P0 High pressure or air discharge temperature protection in system A manual recovery 17 P1 Low pressure protection in system A manual recovery 18 P2 High pressure or air discha...

Page 62: ...code 15 EF Inlet water temperature sensor error 16 P0 High pressure or air discharge temperature protection in system A Manual recovery 17 P1 Low pressure protection in system A Manual recovery 18 P2...

Page 63: ...EF Inlet water temperature sensor error 16 P0 High pressure or air discharge temperature protection in system A Manual recovery 17 P1 Low pressure protection in system A Manual recovery 18 P2 High pre...

Page 64: ...eat exchanger 13 EC Wired controller did not find out any on line module unit 14 Ed 1 hour consecutive 3 times PE protection 15 EF Inlet water temperature sensor error 16 P0 High pressure or air disch...

Page 65: ...failure code 15 EF Inlet water temperature sensor error 16 P0 High pressure or air discharge temperature protection error in system A 17 P1 Low pressure protection in system A manual recovery 18 P2 Hi...

Page 66: ...lling water inlet Check water temperature Excessive high air suction pressure See Excessive high air suction pressure Over low air discharge pressure Heating operation Over low temperature of chilling...

Page 67: ...to compressor from evaporator result in liquid slugging Adjust refrigerant charge volume Aging of compressor Replace a new compressor Compressor can t start Over current relay trip up fuse burnt out R...

Page 68: ...ooling mode is too dirty or aged or too heavy encrustation in shell and tube for heating EXV capillary and filter are dirty blocking Discharge temperature protection See the analysis of discharge temp...

Page 69: ...ouldn t open the EXV The EXV capillary and filter are dirty blocked and ice blocked PCB mistakes to alarm Inform the customer service center Refrigerant is too less Inspect leakage in system append re...

Page 70: ...Yes The fin of heat exchanger is dirty or aged in cooling mode Clean heat exchanger Replace PCB Replace temperature sensor Check the fan motor capacitor 1 phase Replace installation position of unit...

Page 71: ...lower The outlet water temperature sensor or inlet water temperature sensor brought drifting when collect temperature PCB mistakes to alarm Replace temperature sensor Replace PCB Inform the customer...

Page 72: ...kes to alarm No Yes Adjust connecting wire No No No Yes Check power supply Yes Yes Replace phase lack protector Replace PCB Inform the customer service center No power input to unit or wired controlle...

Page 73: ...e water pipe inner dimension is too less Open the pump or change inspect the power supply or control circuit of pump Yes Yes Yes Yes Yes Yes Yes Yes Open the valve Replace the water flow switch inspec...

Page 74: ...total outlet water temperature sensor is shorten Replace PCB Fixed joint Replace temperature sensor Replace temperature sensor The joint of total outlet water temperature sensor is loose Inform the cu...

Page 75: ...nlet water temperature sensor is shorten Replace temperature sensor The unit s joint of inlet water temperature sensor is loose Fixed joint No Yes Yes Yes Yes Yes No No No Pipe temperature sensor of c...

Page 76: ...form the customer service center PCB mistakes to alarm The circuit of ambient temperature sensor is broken Replace PCB Replace temperature sensor The circuit of ambient temperature sensor is shorten R...

Page 77: ...ting rope should be provided with an at least 50mm thick wood block cloth or hard paper Any person is not allowed to stand below the unit when lifting it 30kW module Handling of the unit The angle of...

Page 78: ...Air cooled modular chiller unit 78 65kW module 130kW module...

Page 79: ...t least 50mm thick wood block cloth or hard paper to avoid damages to the unit The position should be provided with an at least 50mm thick wood block cloth or hard paper to avoid damages to the unit 2...

Page 80: ...prevent the turbulent flow from disturbing the air entering the unit If the unit needs to be provided with sunk fence the height of the latter should not be more than that of the former if Persian bli...

Page 81: ...Air cooled modular chiller unit 81 130kW module 185kW module Input of airflow Input of airflow A B D C Input of airflow Input of airflow E...

Page 82: ...ent modular units should not be less than 300mm the installation can also follow the direction B and C as shown in the figure above the spaces between the unit and the obstacle are given in the figure...

Page 83: ...5A SA3 5 600 300 300 MCCH250A SA3T 8 600 300 300 1 1 3 Installation Foundation The unit should be located on the horizontal foundation the ground floor or the roof which can bear operating weight of t...

Page 84: ...on of the unit unit mm 30kW module 65kW module 130kWmodule 225 Drainage channel Anchor bolt 1550 1586 8 0 C o n c r e t e C e m e n t m o r t a r D r a i n a g e c h a n n e l 185 kW module 230 Draina...

Page 85: ...bolt 80 Concrete Cement mortar Drainage channel Load distribution Unit kg No Model R1 R2 R3 R4 R5 R6 1 MCCH30A TA3SL 90 77 157 131 2 MCDH30A TA3SL 90 77 157 131 3 MCCH65A SA3L 170 180 145 155 4 MCDH6...

Page 86: ...ustment variance of the damper 6 The lock bolts can be tightened after the correct operational height is reached 1 2 Water System Installation Notice After the unit is in place chilled water pipes can...

Page 87: ...heat preservation and the material of the auxiliary heat belt should be PE EDPM etc with thickness of 20mm to prevent the pipelines from freezing and thus cracking under low temperature The power sup...

Page 88: ...e unit s performance For performance at elevations other than sea level refer to Table 3 Maximum allowable altitude is 1800meters Evaporator temperature drop factors Performance tables are based on a...

Page 89: ...ducting installation of the target flow controller Packing should be in good condition and the appearance should be free of damage and deformation If any problem please contact the manufacturer Flow s...

Page 90: ...the outlet pipe and the adjustment range of the target slice of the flow switch Besides the target slice should not contact with other restrictors in the pipeline or on the inner wall of the pipeline...

Page 91: ...dule quantity max 16 1 2 5 Installation of water system pipeline for 65kW module Installation of single module water system pipeline Installation of multi module water system pipeline 1 Installation m...

Page 92: ...dular chiller unit less than 6 modules 2 Installation mode III recommended installation mode n the module quantity max 16 Installation mode A less than 16 modules 3 Installation mode IV n the module q...

Page 93: ...l dead hole at the position and move the total effluent temperature sensor at No 0 address to the position Water flow switch Pump Installation mode A less than 16 modules 4 Installation mode V n the m...

Page 94: ...l dead hole at the position and move the total effluent temperature sensor at No 0 address to the position Water flow switch Installation mode B less than 8 modules 2 Installation mode II n the module...

Page 95: ...l effluent temperature sensor at No 0 address to the position Water flow switch b Installation mode II Fig 4 7 less than 5 modules Water flow switch Drill dead hole at the position and move the total...

Page 96: ...model x quantity Total inlet and outlet water pipe diameter Unit model x quantity Total inlet and outlet water pipe diameter DN40 DN100 30 1 30 9 30 2 30 10 DN65 30 3 30 11 DN125 30 4 30 12 30 5 30 13...

Page 97: ...ltiple modules Each module corresponds to an address code which cannot be repeated Main water outlet temperature sensing bulb target flow controller and auxiliary electric heater are under control of...

Page 98: ...the formula Comfortable type air conditioner G cooling capacity 2 6L Process type cooling G cooling capacity 7 4L b In certain occasion especially in manufacture cooling process for conforming the sy...

Page 99: ...is the highest anticipated ambient temperature when the chilled water system shuts down during summer The lower temperature in a heating system is often the ambient temperature at fill conditions for...

Page 100: ...3 2 Power supply specification Items Model Outdoor power supply Wiring Power supply Manual switch Fuse 0 7 6 0 7 6 380 415V 3Ph 50Hz 50A 36A 10mm 2 30m 0 6 380 400V 3Ph 50Hz 150A 100A 16mm 2 20m 0 6...

Page 101: ...the user needs to provide power and the rate voltage of the power should be 220 230V AC The user must be aware that all power supplies they provided should be obtained through power circuit breakers p...

Page 102: ...ofessional maintenance personnel to avoid mal operation and improve safety 9 Connection of control wires of water flow switches the wire leads prepared by the user of water flow switches are connected...

Page 103: ...tion Wiring of HEAT COOL weak electric port Corresponding parallel connect the HEAT COOL port of the main unit s electric control box then connect the ON OFF signal provide by user to the HEAT COOL po...

Page 104: ...t and start the unit according to the operating method in the unit control instruction after determining that there is no fault existing in the unit 2 Conduct trial run for 30 min When the influent an...

Page 105: ...eroded or re absorption of scale In case of using cleaning agent adjust the density of the agent cleaning time and temperature according to the scale settlement condition After pickling is completed...

Page 106: ...ly of unit 2 Remove power source connection wire of compressor 3 Remove suction and discharge pipes of compressor 4 Remove fastening screw of compressor 5 Move the compressor Auxiliary electric heater...

Page 107: ...ide Anytime Within 5 of the standard Temperature Anytime Within the standard Antifreeze concentration Once Month Make sure it is set above the concentration Refer to the physical characteristics of co...

Page 108: ...hen unit operates Do not use oxygen for leakage inspection only refrigerant or dry nitrogen is allowed Do not cut any component or pipes with flames or electrical soldering unless no gas or liquid ref...

Page 109: ...3 min 3 Power port for the current board 4 T4 outdoor ambient temperature sensor Fault code E7 T3B pipe temperature sensor of the condenser B Fault code E6 and protection code P7 T3A pipe temperature...

Page 110: ...12 Numerical code tube 1 In case of stand by the address of the module is displayed 2 In case of normal operation 10 is displayed 10 is followed by dot 3 In case of fault or protection fault code or p...

Page 111: ...ected is ON OFF but not 220 240V control power supply so special attention should be paid when installing the auxiliary electric heater Attention Under heating mode when the main unit board detects to...

Page 112: ...ee phase four wire power supply Fault code E1 Three phases A B and C of power supply should exist simultaneously and the difference of phase angle should be 120 among them If the conditions are not me...

Page 113: ...the fans are started through electric control of the unit Start outdoor fan A only start A and B gears and control the unit through T4 2 T3B and T3A when the electric control of the modular unit dete...

Page 114: ...online units the main unit can display the number of online units and the slave unit displays 0 8 Factory setting 9 8 9 A B C D E F 8 7 6 5 4 3 2 1 0 0 1 2 3 4 5 6 7 8 F E D C B A 9 8 ADDRRSS Each mod...

Page 115: ...ectric heater Attention the control port value of auxiliary electric heater actually detected is ON OFF but not 220 240V control power supply so special attention should be paid when installing the au...

Page 116: ...ssure protection of the system B Protection code Pd 34 Remote control port ON OFF signal effect on NO 0 unit 1 Dial the code S7 in the main control board to the ON position and enter to the remote con...

Page 117: ...r fans the fans are started through electric control of the unit Start outdoor fan A only start A and B gears and control the unit through T4 2 T3B and T3A when the electric control of the modular uni...

Page 118: ...Normal display Operating mode Operating capability of the compressor B Number of online units Outdoor ambient temp Temp of the condenser A Anti freezing temp Unit outlet water temp Unit inlet water te...

Page 119: ...trol port value of the pump actually detected is ON OFF but not 220 240V control power supply so special attention should be paid when installing the pump 1 After receiving start up instruction the pu...

Page 120: ...of power supply should exist simultaneously and the difference of phase angle should be 120 among them If the conditions are not met fault of phase sequence or phase lack may occur and fault code wil...

Page 121: ...r fans the fans are started through electric control of the unit Start outdoor fan A only start A and B gears and control the unit through T4 2 T3B and T3A when the electric control of the modular uni...

Page 122: ...Normal display Operating mode Operating capability of the compressor B Number of online units Outdoor ambient temp Temp of the condenser A Anti freezing temp Unit outlet water temp Unit inlet water te...

Page 123: ...trol port value of the pump actually detected is ON OFF but not 220 240V control power supply so special attention should be paid when installing the pump 1 After receiving start up instruction the pu...

Page 124: ...of power supply should exist simultaneously and the difference of phase angle should be 120 among them If the conditions are not met fault of phase sequence or phase lack may occur and fault code wil...

Page 125: ...n code P7 T3A pipe temperature sensor of the condenser A Fault code E5 and protection code P6 1 T4 if there is one system that requires starting outdoor fans the fans are started through electric cont...

Page 126: ...etected by the wired controller which may display EA and in the meanwhile the indicator lamp of the wired controller will flash Restart 3 minutes later after malfunction be removed 12 High pressure pr...

Page 127: ...e always in the process of operation 2 In case of refrigerating or heating shutdown the pump will be shut down 2 minutes after all modules stop operating 3 In case of shutdown under the pump mode the...

Page 128: ...cts the temperature of the outdoor pipe T3A or T3B of the system exceeds the protective temperature 65 the corresponding system will be shut down And it will be re started up after the temperature dro...

Page 129: ...code P3 Constant speed compressor connection of discharge temperature switch and high pressure switch of the system in series 13 Inlet water temperature sensor Fault code EF 14 Shell and tube low tem...

Page 130: ...sly and the difference of phase angle should be 120 among them If the conditions are not met fault of phase sequence or phase lack may occur and fault code will be displayed When the power supply retu...

Page 131: ...re are problems while the unit is operating but will not affect the system safety If this type of error came out frequently then it needs to check and maintain the unit QUERY button Press the button t...

Page 132: ...splay the next address is 0 Press this button for add temperature at wire temperature setting mode Press this button for add clock or time at wire clock or time setting mode 11 ADDRESS button Press th...

Page 133: ...ON TIME OFF Press TIME ON button adjust user s require time by ADDRESS or ADDRESS minute and hour could be shifted by this button Use the same method to set Time off Note Time ON OFF is reality time I...

Page 134: ...tem according to memorized status before power failure in order to ensure that the unit can run in the originally set status after restoration of the power supply 2 In the normal status the background...

Page 135: ...pe P0 PF P indicating system protection 0 F indicating protection code P is displayed when there is no failure e Unit number display It is used for displaying the address number of the currently selec...

Page 136: ...page begins to display protection code f After all the failure codes of the data display Down are displayed protection code is displayed One protection code at most may be displayed by turning page I...

Page 137: ...ocedure and principles are shown in the figure P Black Q Gray E Yellow Y X Outdoor electric control box Communicate with upper unit reserved Please use 3 cord shielding wires for connection The wire l...

Page 138: ...r inner place 3V battery When the wired controller is powered on the LCD will display the current time if it is powered off the clock will not be displayed then it will be auto updated when the wired...

Page 139: ...serial ports in the computer automatically and will list them at the Optional Table 4 When login on you must insert the Softdog provided by manufacturer to the computer otherwise cannot be login the s...

Page 140: ...assword error the window show as Fig 4 5 and then click OK it will exit the program 8 In case the selected serial port is unavailable the window as Fig 4 6 will be display b Detail application manual...

Page 141: ...plication No Color Status Equipmen t 1 OFF LINE CONTROLLER SUB MODULE 2 NORMAL CONTROLLER SUB MODULE 3 ON LINEERROR SUB MODULE 3 Lock KJR The in Fig 4 7 To lock or unlock the current selected wired co...

Page 142: ...g 4 14 will show if the new passwords be input do not match the message box as Fig 4 15 will display Click Re login window as Fig 4 16 will display that interface ask user whether re login the system...

Page 143: ...ation see Fig 4 21 KJR Name could not empty or pure blank character string pure blank charter string is composed by space and tab c Delete wired controller Select an existing wired controller as above...

Page 144: ...ge box as Fig 4 27 will pop up b Delete sub module Select the sub module which wanted to delete select the wanted delete sub module at the drop down box of Sub module address and click Delete to finis...

Page 145: ...ime On Time Off Timing Status Control Mode Turn on quantity Mode set and Setting temp d Timing ON OFF key for controlling the weekly timing wired controller See the key in the figure when Weekly Timin...

Page 146: ...window as Fig 4 35 shows click OK to delete Period Successful delete the Period message box as Fig 4 36 will show 1 Detail procedures of add a new Weekly Timing Schedule a Select a wired controller By...

Page 147: ...point the following will be not allowed for example if the ON time was 8 00 of Period1 and the OFF time was 8 00 and the OFF time of Period1 was 10 00 and the ON time of Period2 was 10 00 If there is...

Page 148: ...ans do not turn off the unit display as Fig 4 45 Timing Status Drive up the weekly timing function in the current period or not Control Mode Automatically drive up mode Mode set Heating Cooling Water...

Page 149: ...mputer The available serial port source is captured by software and saved at the optional list for user to select Provided that the selected serial port has been occupied once click Apply or Enter a m...

Page 150: ...rmation Wired controller lock unlock Provided that the selected wired controller in unlock status the key would display Lock KJR see Fig 4 56 once successful lock the wired controller the message box...

Page 151: ...3 If the set failed message box Fig 4 64 would display tells user that set failed because of timeout Query system parameter Click Query system parameter system will query the operating status display...

Page 152: ...amely the wired controller address is empty a message box as Fig 4 69 would pop up The query performance failed Provided that malfunction occur the corresponding error code will show in the System Que...

Page 153: ...Air cooled modular chiller unit Fig 4 70 Fig 4 71...

Page 154: ...5 would display Provided that sub module hasn t been selected namely the sub module address and the corresponding name are empty a message box see Fig 4 76 would pop up The query performance failed Pr...

Page 155: ...a message box See Fig 4 81 will display informing more parameters are empty System operate set 1 During setting message boxes as following might display Click the System operate set in the conditioner...

Page 156: ...ot tick the Uniformly Set Select the wanted set wired controller refrigeration system from the wired controller address column and select the corresponding set parameters which include control Mode Au...

Page 157: ...he setting Once successful setting a message box as Fig 4 94 will display to inform you Successful System Set whereas Failed System set as Fig 4 95 will display After all setting done a message box se...

Page 158: ...4 98 3 The window Device Manager will be showed up after clicking the Device Manager as Fig 4 99 4 Click the icon in front of the Ports COM LPT then can view the port names by the format as COM numbe...

Page 159: ...etwork by twisted pair wire and the communication mode is nonpolar Provide with a LonWorks control interface for BMS by network variables complying with LonMark standard LonWorks interoperability Guid...

Page 160: ...l 7 Communication port Communication port 8 Size 31 9cm X 25 1cm X 6 1cm 1 6 4 External dimension There are three installation methods as the following figure Do not install the unit in any other orie...

Page 161: ...uerying and setting of 16 sets Air cooled Modular units with addresses of 0 15 1 6 6 NetWork Variables of setting main controller NO Name Name 2 4800bps Initial value 2 Address Type nciUARTBaud SNVT_c...

Page 162: ...etting example One Air cooled Modular system there are two wired controllers the addresses are 0 13 and as displayed in Table A the gateway must be set to 241 or 240 for only 241 and 240 corresponding...

Page 163: ...f nviClrErrorState nvoOutTemp nvoOnNum nvoRunNum nvoSystemMode nvoCool TempHi nvoCoolTempLo nvoHeatTempHi nvoHeatTempLo Air cooled Modular system Input network variable of air cooled modular system Ou...

Page 164: ...Modular system setting the min value of the total water outlet temperature This network variable only is effective when the nciType being set as 0 otherwise this network variable is invalid value SNV...

Page 165: ...of unit which address is 1 Water outlet temperature of unit Water inlet temperature of unit This variable is only effective when the nciType being set as 0 Anti Freezing temperature of unit This varia...

Page 166: ...which address is 1 Operation instruction 1 Some parameters setting range of the air cooled modular chiller is smaller than the LNS setting range please refers to the setting expected value of the oper...

Page 167: ...355 74 1 43498 114 0 42304 5 46 5725 35 6 40021 75 1 38703 115 0 41164 4 44 36 6 13059 76 1 34105 116 0 4006 3 41 5878 37 5 87359 77 1 29078 117 0 38991 2 39 8239 38 5 62961 78 1 25423 118 0 37956 1 3...

Page 168: ...27900 188 0 70606 23 995 10600 30 69 28160 83 9 80400 136 2 22396 189 0 69230 22 938 04500 31 66 39200 84 9 49440 137 2 17150 190 0 67940 21 884 66480 32 63 64860 85 9 20200 138 2 11990 20 834 71600...

Page 169: ...08930 166 1 09650 8 188 49480 61 20 64000 114 3 97750 167 1 07500 9 179 59380 62 19 90900 115 3 87000 168 1 05436 10 171 16580 63 19 22100 116 3 75992 169 1 03458 11 163 15920 64 18 55020 117 3 65328...

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