Hitachi RCUE100AG1 Installation, Operation And Maintenance Instructions Download Page 10

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COMPONENTS OF CHILLER

4.1.

STRUCTURE DRAWING

HITACHI Air-Cooled Water Chiller (Example of 2 Compressor Chiller)

°°°°

Name

°°°°

Name

Compressor

Operation Switch

Water Cooler

Expansion Valve

Condenser

Liquid Line Stop Valve

Electrical Box

Dryer Strainer

Power Wiring Supply

Liquid Sight Glass

Fan

Solenoid Valve

Check Valve

Regulation Valve

Oil Sight Glass

Economizer

Air Inlet

Air Outlet

Air Inlet

Water Inlet

Water Outlet

1 CYCLE

2 CYCLE

Air Outlet

Detail of LPIPE structure.

Remote/ Local Changeover
Switch is Rear Side.

POWER
OPERATION
ALARM

ON OFF

CHECK

Summary of Contents for RCUE100AG1

Page 1: ...AIR COOLED WATER CHILLERS SCREW TYPE Installation Operation and Maintenance Instructions Design Information Technical Catalog RCUE40AG1 400AG1 R407C Cooling Capacity 108 kW 1068 kW ...

Page 2: ......

Page 3: ...NING 20 7 3 INSTRUCTIONS AFTER TEST RUNNING 20 8 CONTROLLER ADJUSTMENT 21 8 1 CONTROLLER SYSTEM 22 8 2 CONTROLLER ADJUSTMENT 22 9 SELF INSPECTION FUNCTIONS 25 9 1 ALARM INDICATION 25 9 2 NORMAL INDICATION 26 9 3 FUNCTION FOR INDICATION OF OPERATION CONDITION 26 10 CONTROL SYSTEM 29 11 MAINTENANCE 40 11 1 COMPONENTS 40 11 2 LUBRICATION 40 11 3 DEPOSIT 40 11 4 CLEANING METHOD 41 11 5 WINTER SHUTDOWN...

Page 4: ...15 MODEL SELECTION 80 15 1 SELECTION EXAMPLE 80 15 2 PERFORMANCE TABLE R407C 81 15 3 ELECTRICAL DATA R407C 86 15 4 SOUND DATA R407C 87 16 APPLICATION DATA 88 16 1 WORKING RANGE 88 16 2 PART LOAD PERFORMANCE 89 16 3 ETHYLINE GLYCOL APPLICATION 91 17 COMPONENTS DATA 93 17 1 COMPRESSOR 93 17 2 CONDENSER AND CONDENSER FAN 93 17 3 WATER COOLER 94 ...

Page 5: ...operation and or maintenance If you have any questions contact your contractor or dealer of HITACHI This instruction gives a common description and information for this air cooled water Chiller which you operate as well as for other models This air cooled water Chiller has been designed for the following temperatures Operate the air cooled water Chiller within this range Working Range C Maximum Mi...

Page 6: ...ng the same oil By having so few moving parts it has become highly reliable with very low noise level and low vibration LOW VIBRATION Principle of Compression Continuous Capacity Control HITACHI s Continuous Capacity Control system uses advanced electronic controls to position the infinitely variable slide valve within each compressor This modulation allows exact load control and accurate chilled ...

Page 7: ... Pump Freeze Protection Control Reverse Phase Protection Time Guard Star Delta starting Circuit Easy Interface etc Precise Temperature Control Combination of Continuous Capacity Control Compressor and HITACHI s unique electronic controls enable the Chiller to control outlet water temperature precisely independent of cooling load This control benefits not only air conditioning but also industrial p...

Page 8: ...d below Less Refrigerant Small Internal Volume Clean Stainless Steel High efficiency closer approach temperature Plate type heat exchanger can provide improved cooling capacity for R407C Air Cooled Condenser HITACHI s patented high performance SLIT FIN and inner grooved tube are applied to provide high performance and compact heat exchanger Fins are Acrylic Resin pre coated against corrosion as st...

Page 9: ...switch Field Supplied 2 Switch OFF the main power source when the unit is shut down for a long period of time Pilot Lamp The red lamp indicates the normal operation When the red lamp is flickered or the orange lamp is activated any one of the safety devices may be functioning Please contact your service shop if this condition is detected Daily Checking 1 Check the power supply to ensure that it is...

Page 10: ...3 Condenser 11 Liquid Line Stop Valve 4 Electrical Box 12 Dryer Strainer 5 Power Wiring Supply 13 Liquid Sight Glass 6 Fan 14 Solenoid Valve 7 Check Valve 15 Regulation Valve 8 Oil Sight Glass 16 Economizer Air Inlet Air Outlet Air Outlet Air Inlet Air Inlet Water Inlet Water Outlet N 1 CYCLE N 2 CYCLE Air Outlet Detail of LPIPE structure Remote Local Changeover Switch is Rear Side POWER OPERATION...

Page 11: ... THE UNIT DANGER If leakage is detected stop the unit and contact the installer or service shop Do not use a naked fire near the refrigerant gas If a naked fire is utilised near the refrigerant gas refrigerant is turned into a harmful phosgene compound WARNING This unit is operated with refrigerant R407C R22 option which is non flammable and non poisonous However refrigerant itself is heavier than...

Page 12: ...527 533 552 575 642 650 447 489 495 513 520 530 536 540 547 5 552 575 642 650 641 701 710 513 520 530 536 540 547 6 552 575 642 650 641 701 710 735 744 530 536 540 547 7 641 701 710 735 744 759 769 540 547 8 641 701 710 735 744 759 769 774 784 9 735 744 759 769 774 784 10 735 744 759 769 774 784 11 759 769 774 784 12 759 769 774 784 13 774 784 14 774 784 Operating Weight Kg 1 560 1 620 1 790 1 810...

Page 13: ...Bottom Frame Vibration proof Rubber mat 6 positions 8 Ø26 Mounting Holes Bottom Frame Vibration proof Rubber mat 14 positions Bottom Frame Vibration proof Rubber mat 2 mats per position OPTION Concrete Steel Plate 1mm Rubber bush OPTION Foundation bolt M20 Nut Washer Bottom Frame Vibration proof Rubber mat 18 positions 10 Ø26 Mounting Holes Vibration proof Rubber mat 22 positions Bottom Frame 12 Ø...

Page 14: ...he unit when rigging CAUTION Put clothes between wires and the unit to avoid damages Rigging shall be performed by the instruction drawing attached to the unit Here the example of RCUE120AG1 is shown Electrical Box Wire length Min 3000mm Field supplied Spreader Bar Field Supplied Removable Rigging Holes 4 50 5 5 2 Transportation by Roller When rolling the unit put at least 7 equal sized rollers un...

Page 15: ...ork 1 Install the field supplied main switch box es at a properly selected location 2 Install conduit connectors in the hole for the power wiring 3 Lead main power wires and the earthling wire through the connector to the screw terminals for main power and earthling in the magnetic switch box The neutral wires for 380 50 Hz and 415 V 50 Hz power supply should also be led through the connector 4 Fi...

Page 16: ...peration Switch shall be set to Remote 3 Terminals 1 21 are for AC220 240V Terminals A D are for DC24V 0 1 2 3 2 3 4 5 6 Cycles 3 4 5 6 Cycles 4 5 6 Cycles Remote control Switch RSW A Option Customer Wiring In case of Individual without Remote control Switch 6 Cycles ON OFF SETTING OF LOW VOLTAGE CONTROL MODE No use low voltage control Dip Switch Setting DSW1 of Main PCB NORMAL MODE No Low Voltage...

Page 17: ...night because the water in the pump or piping will be frozen To prevent freezing of the water it is effective to operate the pumps HITACHI Chiller has the pump ON OFF operation control see Wiring Diagram water from piping Additionally in a case where measures such as water draining are difficult utilise antifreeze mixture of ethylene glycol type or propylene glycol type 7 The common water pipes In...

Page 18: ...ain plug 4 Thermal insulation 9 To be welded to the common water pipe 5 Air purge plug 10 Water strainer 20 mesh field supplied With bending connection With bending connection Dimensions according to MODELS 1 4B Victaulic connection Attached with unit 6 Chilled water Inlet 8B Flange 2 Small Pipe Attached with unit 7 Chilled water Outlet 8B Flange 3 Electrical Box 8 Drain plug 4 Thermal insulation ...

Page 19: ... is also necessary to analyse the quality of water by checking pH electrical conductivity ammonia ion content sulphur content and others and to utilise industrial water only if problem is encountered through these check The following is the recommended standard water quality Chilled Water System Tendency 1 Item Circulating Water 20 C Less than Supply Water Corrosion Deposits of Scales Standard Qua...

Page 20: ...ne the setting temperature is changed And as for the setting temperature which changed in this case transmit to Monitoring device 8 After the setting temperature is changed by Monitoring Device in the case of turned off Chiller unit s power supply set the setting temperature by Monitoring device again If it isn t carried out then the setting temperature becomes to the temperature by setting contro...

Page 21: ...EM G W HITACHI MCLR LON SERV AC AC E LON H LINK S201 S202 LON H LINK PAC B B IRP Wiring Procedures Section Wiring Method Remark 1φ220 240V Power Source HARC70 CE1 Power Line Earthing Wire Upper System HARC70 CE1 Non polar Control Circuit HARC70 CE1 Water Chillers Non polar Network Variables and Setting NOTE Set and use the variables in accordance with the following tables The variables based on Ch...

Page 22: ...t No 1 pin of DSW10 at the OFF side from 2nd Unit If only one Chiller Unit is used no setting is required ON OFF In case of applying high voltage to the terminal TB1 E F the fuse on the PCB is cut In such a case first connect the wiring to TB1 E F and then turn ON DSW 2 ON OFF Field SCPT 2 Water cooled Air Cooled Air Water Heat Pump Code Item Value State nc52 nc49 When Transmitted Update Rate Defa...

Page 23: ...equate Tube Size Water Drain Length Water Control Flexible Joint Air Purge Insulation Pressure Control Strainer Common Pipes for 3 or 4 cycles 4 Is the electrical wiring system adequate Wire Size Tightened Connections Switch Size Operation Control Devices Fuse Size Safety Devices Voltage and Hz Interlock 5 Have the R S and T phases of the water Chiller correctly been connected to the R S and T pha...

Page 24: ...the pump for chilled water and other auxiliary equipment such as fan coil units and Air handling units Check to ensure that the chilled water flows sufficiently and that other auxiliary equipment operate properly Set the switch at the desired temperature Depress the ON push button the condenser fans will start to operate and the compressor will be started Check the rotation direction of the conden...

Page 25: ...AVAILABLE 5 Optional Function B STANDARD ALL OFF 6 Optional Function C STANDARD ALL OFF 7 Mode Set Switch B 8 Local Remote Changeover Switch STANDARD Remote 9 Cool Heat Changeover Switch STANDARD Cool Unit Type Setting STANDARD RSW6 and RSW5 is 9 RSW7 NOT AVAILABLE Neutral Zone Setting STANDARD 3 Hot Water Temperature Setting for Heat Pump NOT AVAILABLE Optional Function A Outernals signals Self C...

Page 26: ...r No 4 compressor Electronic Thermostat Circuit The electronic thermostat senses chilled water outlet temperature and operate capacity control solenoid valves of HITACHI screw compressor Screw Compressor Reversing Protection Circuit This circuit is composed of a reverse phase protection devices preventing reverse operation of the screw compressor because the screw compressor definitely cannot be o...

Page 27: ...t at figure 9 ON side 10 ON side The locations at the figure 9 and 10 o f the DSW5 mean as follows Figure 9 10 9 10 9 10 9 10 Location ON ON ON OFF OFF ON OFF OFF Time second 60 90 120 30 Setting of Compressor Cycling Protection Start DSW2 Time Delay Starting for Compressor Setting Switch The compressor will be started after this setting time 3 minutes is standard The figure 1 and 2 of the DSW2 sw...

Page 28: ...RSW9 for operation mode and setting change of these switches are not available It is recommended that the setting is not changed at site Also the DSW1 switch is equipped with This switch is used for only checking resulting in easy troubleshooting Anti freeze Control by Pump Operation DSW6 2pin If the ambient temperature get lower than 2 C water pump is operated forcedly and it protect water line a...

Page 29: ...erential Pressure Control C1 28 C2 28 C3 28 C4 28 C5 28 C6 28 Failure of Suction Gas Pressure Sensor Open Short C1 27 C2 27 C3 27 C4 27 C5 27 C6 27 Failure of Discharge Gas Pressure Sensor Open Short C1 26 C2 26 C3 26 C4 26 C5 26 C6 26 Failure of Suction Gas Thermistor Open Short C1 21 C2 21 C3 21 C4 21 C5 21 C6 21 Failure of Cooler Inlet Refrigerant Thermistor Open Short C1 23 C2 23 C3 23 C4 23 C...

Page 30: ...usly for more than 3 sec It is changed to the normal mode by pressing the and switches simultaneously for more than 3 sec again Press the check switch for more than 3 sec It is changed to the normal mode by pressing the switch for more than 3 sec again Press the check switch for more than 3 seconds It is available only while the switch is pressed It changes to normal mode after 3 seconds automatic...

Page 31: ...C N G N 1 Cycle IQ 0 42 MPa Suction Pressure MPa D G M Q C N G Suction Pressure MPa D J M Q C N G Suction Pressure MPa D N M Q C N G Suction Pressure MPa D O M Q C N G Suction Pressure MPa D P M Q C N G Discharge Gas Temperature Option C D B R K G N 1 Cycle RK 82 C Discharge Gas Temperature Option C D G R K G Discharge Gas Temperature Option C D J R K G Discharge Gas Temperature Option C D N R K G...

Page 32: ...uid Temperature Option C D N R S J O N Liquid Temperature Option C D O R S J O N Liquid Temperature Option C D P R S J O N Water Inlet Temperature C D T U B G Average Water Outlet Temperature C D A U V Water Outlet 1 Temperature C D A U B V Water Outlet 2 Temperature C D A U G P Water Outlet 3 Temperature C D A U J V Setting Water Outlet Temperature C R Q D V Setting Neutral Zone Temperature Diffe...

Page 33: ...OFF OFF OFF OFF OFF OFF OFF ON OFF OFF OFF OFF ON ON OFF ON ON OFF MC1 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT DLT DLT OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor 33 33 33 99 100 100 33 99 33 33 33 99 33 99 33 99 33 99 Fan Motor MF11 14 OFF OFF ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF SV11 OFF OFF ON ON ON OFF OFF OFF OF...

Page 34: ...OFF OFF OFF OFF OFF OFF OFF ON OFF OFF OFF OFF ON ON OFF ON ON OFF MC1 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT DLT DLT OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor 25 25 25 99 100 100 25 99 25 25 25 99 25 99 25 99 25 99 Fan Motor MF11 14 OFF OFF ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF SV11 OFF OFF ON ON ON OFF OFF OFF OF...

Page 35: ...3 33 33 99 100 100 33 99 33 OFF 33 33 99 33 99 33 99 OFF OFF OFF 33 99 OFF OFF OFF STA DLT DLT DLT DLT DLT DLT DTA DLT DLT DLT DLT DLT ULD ULD ULD FLD FLD ULD ULD ULD ULD ULD ULD ULD ULD Compressor Motor MC2 OFF OFF OFF OFF OFF 33 33 33 99 100 100 33 99 33 OFF 33 33 99 33 99 33 99 33 99 OFF OFF 33 99 OFF OFF OFF MF11 14 OFF OFF ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF Fan Moto...

Page 36: ... OFF ULD OFF OFF OFF 25 25 25 25 25 99 100 100 25 99 25 25 25 99 25 99 25 99 25 99 MC2 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT DLT DLT DLT OFF OFF OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor 25 25 25 99 100 100 25 99 25 25 25 99 25 99 25 99 25 99 25 99 MF11 14 OFF OFF ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF Fan Moto...

Page 37: ... ULD ULD ULD ULD OFF OFF OFF ULD OFF OFF OFF MC2 33 33 33 33 33 99 100 100 33 99 33 33 33 99 33 99 33 99 33 99 33 99 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT DLT DLT DLT DLT OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor MC3 33 33 33 99 100 100 33 99 33 33 33 99 33 99 33 99 33 99 33 99 33 99 MF11 14 OFF OFF ON Q ty Depend...

Page 38: ... ULD ULD ULD OFF OFF OFF ULD OFF OFF OFF MC2 25 25 25 25 25 99 100 100 25 99 25 25 25 99 25 99 25 99 25 99 25 99 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT DLT DLT DLT DLT OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor MC3 25 25 25 99 100 100 25 99 25 25 25 99 25 99 25 99 25 99 25 99 25 99 MF11 14 OFF OFF ON Q ty Depends on...

Page 39: ...99 MC3 STA DLT DLT DLT DLT DLT DLT DLT DLT DTA DLT DLT OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD 25 25 25 25 25 99 100 100 25 99 25 25 25 99 25 99 MC4 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT OFF OFF OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD Compressor Motor 25 25 25 99 100 100 25 99 25 25 25 99 25 99 MF11 14 OFF OFF ON Q ty Depend...

Page 40: ...FF ULD OFF OFF OFF 25 99 25 99 25 99 25 99 MC4 DLT DLT DLT DLT DLT ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor 25 99 25 99 25 99 25 99 25 99 MF11 14 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF21 24 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF31 34 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF Fan Motor MF41 44 ON Q ty Depends on...

Page 41: ...5 25 25 25 99 100 100 25 99 25 25 25 99 25 99 MC4 STA DLT DLT DLT DLT DLT DLT DLT DLT DTA DLT DLT OFF OFF OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD 25 25 25 25 25 99 100 100 25 99 25 25 25 99 25 99 MC5 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD Compressor Motor 25 25 25 99 100...

Page 42: ... 25 99 25 99 25 99 25 99 MC5 DLT DLT DLT DLT DLT DLT ULD ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor 25 99 25 99 25 99 25 99 25 99 25 99 MF11 14 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF21 24 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF31 34 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF41 44 ON Q ty Depends on Fan Cycling C...

Page 43: ... ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD 25 25 25 25 25 25 25 99 100 100 25 99 25 25 25 99 25 99 MC5 STA DLT DLT DLT DLT DLT DLT DLT DLT DTA DLT DLT OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF ULD ULD ULD ULD ULD FLD FLD ULD ULD OFF ULD ULD ULD 25 25 25 25 25 99 100 100 25 99 25 25 25 99 25 99 MC6 STA DLT DLT DLT DLT DLT DLT DTA DLT DLT OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF ULD ULD U...

Page 44: ...25 99 25 99 MC6 DLT DLT DLT DLT DLT DLT DLT ULD ULD ULD ULD ULD ULD OFF OFF ULD OFF OFF OFF Compressor Motor 25 99 25 99 25 99 25 99 25 99 25 99 25 99 MF11 14 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF21 24 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF31 34 ON Q ty Depends on Fan Cycling Control OFF OFF ON OFF OFF OFF MF41 44 ON Q ty Depends on Fan Cycling ...

Page 45: ...ltage amperage and phase balance Check for faulty contact caused by loosened terminal connections oxidised contacts foreign matter and others Control and Protective Devices Do not readjust the settings in the field unless the setting is maintained at the point other than the point listed in the table on page 38 11 2 LUBRICATION Compressor The compressors are charged at the factory with the correct...

Page 46: ... a cleaning agent is used adjust concentration of the cleaning agent cleaning period and temperature according to the scale degree In the case that acid cleaning is performed neutralisation treatment is required after cleaning Treatment for neutralisation fluid should be performed by a waste fluid contractors The cleaning agent and neutralising agent have erosiveness and stimulativeness against ey...

Page 47: ...ration and fouling degree 4 Waste Fluid Stop the acid resistant pump Put the waste fluid into the waste fluid tank Supply water into the cleaning tank and operate the pump for water cleaning Put the cleaning water into the waste fluid tank as same as the waste fluid Measure pH degree by using a pH test sheet and neutralise the waste fluid by gradually adding neutralising agent After neutralisation...

Page 48: ... is opened Refrigerant Charge Inspect the refrigerant charge of the system by checking the discharge and suction pressures Perform a leakage test if any leakage is suspected and always perform such a test after a refrigeration cycle component is replaced When refrigerant charge is required follow the following instructions given for two cases 1 When Refrigerant Gas Completely Leaked Before chargin...

Page 49: ...top Valve Option 5 Expansion Valve 16 Stop Valve Option 6 Check Valve 17 Compressor Dual Safety Valve Option 7 Stop Valve with check Joint A High Pressure Gauge 8 Stop Valve B Low Pressure Gauge 9 High Pressure Switch C Stop Valve 10 Pressure Sensor Low D Charging Cylinder 11 Pressure Sensor High E Vacuum Pump NOTE R407C shall be charged by LIQUID Chilled Water Inlet Chilled Water Outlet Option Op...

Page 50: ... Pressure Switch 5 Expansion Valve 19 Solenoid Valve 6 Check Valve 20 Regulation Valve 7 Stop Valve with check Joint 21 Economizer 8 Stop Valve 22 Strainer 9 High Pressure Switch A High Pressure Gauge 10 Pressure Sensor Low B Low Pressure Gauge 11 Pressure Sensor High C Stop Valve 12 Pressure Relief Valve D Charging Cylinder 13 Sight Glass E Vacuum Pump 14 Compressor Safety Valve Option Flange Con...

Page 51: ...gerant system charge the refrigerant with liquid condition to avoid its composition change 11 11 COMPRESSOR REMOVAL When Removing the Compressor Remove the compressor while completing the following procedures 1 Collect all refrigerant into a condenser before this work 2 Turn off the switch DSW3 of the PCB in the magnetic switch box in order not to operate the compressor except for the cycle 3 Circ...

Page 52: ...rol Cut Out MPa 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 Internal Thermostat for Compressor Manual Reset Non Adjustable One Switch for Each Compressor Motor Cut Out C 115 115 115 115 115 115 115 115 115 115 115 115 115 115 115 115 115 Cut In C 93 93 93 93 93 93 93 93 93 93 93 93 93 93 93 93 93 Compressor Motor 380 415V 50Hz Fuse A 125 125 125 160 125 125...

Page 53: ...peration Contact Non Voltage Contact for Remote Indication Pump Chiller Alarm DC24V Outernal Control Level or Pulse Short Period Power OFF Protection Remote Control Switch AC 220 240V Control System BMS Control HARC 70CE1 LON WORKS Coil Guard Unit Both Sides Coated Fin Condenser Copper Fin Independent Circuit Discharge Valve 40 50 80 100 150HP not available Compressor Safety Valve Necessary Suctio...

Page 54: ...tch turn OFF all the switches for power source Activation of Safety Device In the case that one of safety devices is activated and unit is stopped remove the cause of the stoppage and restart the unit The protection devices are utilised to protect the unit from an abnormal operation Therefore if one of safety devices is activated remove the cause by referring the Troubleshooting in the INSTRUCTION...

Page 55: ...bient Temperature ºC Check Chillerd Water Temperature Inlet ºC Outlet ºC Check Water Flow m 3 h Check Suction Line Temperature and Superheat Suction Line Temperature ºC ºC ºC ºC Superheat deg deg deg deg Check Pressure Discharge Pressure MPa MPa MPa MPa Suction Pressure MPa MPa MPa MPa Check Running Current A A A A Check Voltage for System R S S T T R V V V Has the unit been checked for refrigeran...

Page 56: ...te Weather Time of Operation Start Stop Sampling Time Compressor Number Term Ambient Temperature DB ºC WB ºC Compressor High Pressure MPa Low MPa Pressure Voltage V Current A Chiller Water Temperature Inlet ºC Outlet ºC Current for Chilled Water Pump A NOTES ...

Page 57: ... Fuse for Operation Circuit is Blown Out or Faulty Contact 1 Check for shorted components 2 Check for loose connection Tighten or replace If necessary Contactor Holding Coil is Burned Out or Faulty Contact 1 Find the causes and repair or replace Tripped Overcurrent Relay 1 Remove the causes and reset the overcurrent relay Low Voltage 1 Check the voltage of unit rating Condenser Fan Does Not Operat...

Page 58: ...en the screws of all parts Trouble with the Thermistor 1 Adjust the setting temperature 2 Replace the thermistor Trouble with the Solenoid Valve 1 Check the coil in the solenoid valve 2 Check oil passage for clogging Unloaded Does not Function Worn Unloader Mechanism 1 Check the unloaded system parts in the compressor High Condenser Air Temperature or Insufficient Air Flow Through the Condenser 1 ...

Page 59: ...on Valve Number of Independent Circuits 1 1 1 1 Oil Type CASTROL ICEMATIC SW220HT Ester Water Pipe Connection Inch 3 Victaulic 1 x INLET 1 X OUTLET Control System Micro Processor Control Chilled Water Outlet Temperature C 5 15 Condenser Air Inlet Temperature C 5 43 Option 15 43 Permissible Water Pressure Max MPa 1 0 Safety and Protection Devices Reverse Phase Protection Device Fuse and Thermal Rel...

Page 60: ...lve Number of Independent Circuits 2 2 2 2 Oil Type CASTROL ICEMATIC SW220HT Ester Water Pipe Connection Inch 4 Victaulic 1 x INLET 1 x OUTLET Control System Micro Processor Control Chilled Water Outlet Temperature C 5 15 Condenser Air Inlet Temperature C 5 43 Option 15 43 Permissible Water Pressure Max MPa 1 0 Safety and Protection Devices Reverse Phase Protection Device Fuse and Thermal Relay fo...

Page 61: ...Factory Charged Flow Control Thermal Expansion Valve Number of Independent Circuits 3 3 3 4 4 Oil Type CASTROL ICEMATIC SW220HT Ester Water Pipe Connection Inch 4 Victaulic 2 x INLET 2 x OUTLET Control System Micro Processor Control Chilled Water Outlet Temperature C 5 15 Condenser Air Inlet Temperature C 5 43 Option 15 43 Permissible Water Pressure Max MPa 1 0 Safety and Protection Devices Revers...

Page 62: ...ansion Valve Number of Independent Circuits 5 5 6 6 Oil Type CASTROL ICEMATIC SW220HT Ester Water Pipe Connection Inch 4 Victaulic 3 x INLET 3 x OUTLET Control System Micro Processor Control Chilled Water Outlet Temperature C 5 15 Condenser Air Inlet Temperature C 5 43 Option 15 43 Permissible Water Pressure Max MPa 1 0 Safety and Protection Devices Reverse Phase Protection Device Fuse and Thermal...

Page 63: ...oth Side Electrical Box Mounting Holes 4 26 Air Outlet Air Inlet Air Outlet Air Inlet Rigging Holes 4 50 Removable Water Outlet 3B Victaulic Water Inlet 3B Victaulic Air Inlet Water Inlet Rear Side Water Outlet Rear Side Inlet for Power Supply Wiring Both Side Electrical Box Mounting Holes 6 26 Air Outlet Air Outlet Air Inlet Air Outlet Air Inlet Rigging Holes 4 50 Removable Water Outlet 4B Victau...

Page 64: ... Inlet 4B Vitaulic Air Outlet 4B Vitaulic Model RCUE 150AG1 RCUE 180AG1 RCUE 200AG1 Water Inlet Rear Side Water Outlet Rear Side Air Inlet Water Inlet Rear Side Water Outlet Rear Side Inlet for Power Supply Wiring Both Side Electrical Box Mounting Holes 10 26 Air Outlet Air Outlet Air Inlet Air Outlet Rigging Holes 8 50 Removable Water Outlet Water Inlet 4B Vitaulic Air Outlet 4B Vitaulic Air Outl...

Page 65: ...AG1 RCUE 400AG1 Water Inlet Rear Side Water Outlet Rear Side Water Inlet Rear Side Water Outlet Rear Side Air Outlet Air Outlet Water Inlet Rear Side Water Outlet Rear Side Inlet for Power Supply Wiring Both Side Electrical Box Mounting Holes 12 26 Air Outlet Air Outlet Air Inlet Air Outlet Rigging Holes 8 50 Removable Water Outlet Water Inlet 4B Vitaulic Air Outlet 4B Vitaulic Air Outlet Model RC...

Page 66: ...14 62 DRAWINGS 14 2 WIRING DIAGRAM POWER CIRCUIT FOR RCUE 40AG1 RCUE 50AG1 RCUE 60AG1 RCUE 70AG1 Models RCUE 40AG1 RCUE 50AG1 RCUE 60AG1 RCUE 70AG1 Main Switch POWER CIRCUIT OPTION OPTION ...

Page 67: ...DRAWINGS 14 63 POWER CIRCUIT FOR RCUE 80AG1 RCUE 100AG1 RCUE 120AG1 RCUE 140AG1 Main Switch POWER CIRCUIT Models RCUE 80AG1 RCUE 100AG1 RCUE 120AG1 RCUE 140AG1 ...

Page 68: ...14 64 DRAWINGS POWER CIRCUIT FOR RCUE 150AG1 RCUE 180AG1 RCUE 200AG1 Main Switch POWER CIRCUIT Models RCUE 150AG1 RCUE 180AG1 RCUE 200AG1 ...

Page 69: ...DRAWINGS 14 65 POWER CIRCUIT FOR RCUE 240AG1 RCUE 270AG1 Main Switch POWER CIRCUIT Models RCUE 240AG1 RCUE 270AG1 ...

Page 70: ...14 66 DRAWINGS POWER CIRCUIT FOR RCUE 300AG1 RCUE 330AG1 Models RCUE 300AG1 RCUE 330AG1 Main Switch POWER CIRCUIT ...

Page 71: ...DRAWINGS 14 67 POWER CIRCUIT FOR RCUE 360AG1 RCUE 400AG1 Models RCUE 360AG1 RCUE 400AG1 Main Switch POWER CIRCUIT ...

Page 72: ...14 68 DRAWINGS CONTROL CIRCUIT FOR RCUE 40AG1 RCUE 50AG1 RCUE 60AG1 RCUE 70AG1 Models RCUE 40AG1 RCUE 50AG1 RCUE 60AG1 RCUIE 70AG1 CONTROL CIRCUIT FAN SPEED CTRL OPTION ...

Page 73: ...DRAWINGS 14 69 CONTROL CIRCUIT FOR RCUE 80AG1 RCUE 100AG1 RCUE 120AG1 RCUE 140AG1 CONTROL CIRCUIT Models RCUE 80AG1 RCUE 100AG1 RCUE 120AG1 RCUE 140AG1 FAN SPEED CTRL OPTION ...

Page 74: ...14 70 DRAWINGS CONTROL CIRCUIT FOR RCUE 150AG1 RCUE 180AG1 RCUE 200AG1 CONTROL CIRCUIT FAN SPEED CTRL OPTION Models RCUE 150AG1 RCUE 180AG1 RCUE 200AG1 ...

Page 75: ...DRAWINGS 14 71 CONTROL CIRCUIT FOR RCUE 240AG1 RCUE 270AG1 CONTROL CIRCUIT Models RCUE 240AG1 RCUE 270AG1 FAN SPEED CTRL OPTION ...

Page 76: ...14 72 DRAWINGS CONTROL CIRCUIT FOR RCUE 300AG1 RCUE 330AG1 FAN SPEED CTRL OPTION Models RCUE 300AG1 RCUE 330AG1 CONTROL CIRCUIT FAN SPEED CTRL OPTION ...

Page 77: ...DRAWINGS 14 73 CONTROL CIRCUIT FOR RCUE 360AG1 RCUE 400AG1 FAN SPEED CTRL OPTION CONTROL CIRCUIT Models RCUE 360AG1 RCUE 400AG1 FAN SPEED CTRL OPTION ...

Page 78: ...AIN PRINTED CIRCUIT BOARD MASTER Remote control Switch RSW A option MAIN PRINTED CIRCUIT BOARD MASTER Differential Water Pressure Switch Option FAN SPEED CTRL OPTION BMS CONNECTION POWER OPERATION OPERATION ALARM CHECK ...

Page 79: ...WINGS 14 75 RELAIS PRINTED CIRCUIT BOARD SUBSIDIARY Model RCUE 300AG1 RCUE 330AG1 RCUE 360AG1 RCUE 400AG1 RELAYS PRINTED CIRCUIT BOARD SUBSIDIARY PCB C MASTER only RCUE 300AG1 400AG1 Fan Speed Ctrl option ...

Page 80: ...6 DRAWINGS RELAYS PRINTED CIRCUIT BOARD Model RCUE 40 50 60 70AG1 RCUE 80 100 120 140AG1 RCUE 150 180 200AG1 RCUE 240 270AG1 OPTION ONLY RELAYS PRINTED CIRCUIT BOARD Except RCUE 40 80 AG1 DUMMY THERMI DM 1 ...

Page 81: ...CIRCUIT BOARD ONLY Model RCUE 300 330AG1 RCUE 360 400AG1 RELAYS PRINTED CIRCUIT BOARD OPTION No cables n 3 5 for RCUE300 330AG1 No cables n 4 6 for RCUE360 400AG1 No cables n 3 5 for RCUE300 330AG1 No cables n 4 6 for RCUE360 400AG1 ...

Page 82: ... ALARM SIGNAL DC24V LOW VOLTAGE REMOTE CONTROL MODE No Use Low Voltage Control Dip Switch Setting DSW1 of Main PCB NORMAL MODE No Low Voltage Control MODE1 Hi Lo ON OFF MODE 2 Pulse SETTING OF LOW VOLTAGE CONTROL NOTE 1 All the setting shall be performed before Power ON 2 Remote Local Change over Switch on Operation Switch shall be set to Remote 3 Terminals 1 17 are for AC220 240V Terminals A D ar...

Page 83: ...Internal Thermostat for Fan Motor PCBE1 En Printed Circuit Board for Fan Control OPTION CH1 n Crankcase Heater WP Water Pressure Switch Water Flow Switch OPTION AR1 n H R Auxiliary Relay PBSR1 Push Button Switch for Starting REMOTE OPTION PSH1 n High Pressure Switch OFF 2 74Mpa ON Manual Reset PBSR2 Push Button Switch for Stoppage REMOTE Pd1 n High Pressure Sensor RL Pilot Lamp for Remote Indicati...

Page 84: ... Rate must be confirmed to be within the working range Cooling Capacity and Compressor Input When the fouling factor is taken into consideration the cooling capacity and the compressor input will be different from the value indicated in the cooling capacity table Corrected Capacity Kfc CAP Corrected Input Kfi IPT CAP Tabulated Cooling Capacity IPT Tabulated Compressor Input Kfc Capacity Correction...

Page 85: ... 9 199 7 34 3 58 8 61 1 227 8 39 2 75 0 71 1 35 0 5 0 101 3 17 4 33 8 35 4 118 1 20 3 31 1 42 1 146 3 25 2 33 2 52 6 166 9 28 7 42 3 61 3 6 0 104 6 18 0 35 9 36 3 122 1 21 0 33 0 43 1 151 1 26 0 35 2 53 9 172 4 29 7 44 9 62 8 7 0 108 0 18 6 38 1 37 1 126 0 21 7 35 0 44 1 156 0 26 8 37 3 55 1 178 0 30 6 47 6 64 2 8 0 111 4 19 2 40 3 37 9 129 9 22 3 37 1 45 1 160 9 27 7 39 5 56 3 183 6 31 6 50 4 65 ...

Page 86: ... 63 3 122 0 455 7 78 4 80 5 142 0 35 0 5 0 202 5 34 8 35 7 70 9 236 3 40 6 32 7 84 2 292 5 50 3 35 8 105 1 333 8 57 4 45 6 122 4 6 0 209 3 36 0 38 0 72 5 244 1 42 0 34 8 86 2 302 3 52 0 38 1 107 6 344 9 59 3 48 4 125 3 7 0 216 0 37 2 40 3 74 2 252 0 43 3 36 9 88 2 312 0 53 7 40 3 110 1 356 0 61 2 51 3 128 2 8 0 222 8 38 3 42 7 75 9 259 9 44 7 39 2 90 2 321 8 55 3 42 7 112 6 367 1 63 1 54 3 131 1 9...

Page 87: ...61 6 183 0 683 5 117 6 78 4 213 2 798 7 137 4 63 3 244 0 35 0 5 0 354 4 61 0 32 3 126 3 438 8 75 5 34 8 157 8 500 6 86 1 44 3 183 7 585 0 100 6 35 9 210 3 6 0 366 2 63 0 34 3 129 3 453 4 78 0 37 0 161 5 517 3 89 0 47 1 188 1 604 5 104 0 38 1 215 2 7 0 378 0 65 0 36 4 132 3 468 0 80 5 39 2 165 2 534 0 91 8 49 9 192 4 624 0 107 3 40 3 220 2 8 0 389 8 67 0 38 5 135 3 482 6 83 0 41 5 168 9 550 7 94 7 ...

Page 88: ... 7 65 7 305 0 1139 2 195 9 83 6 355 2 35 0 5 0 667 5 114 8 45 6 244 9 731 3 125 8 37 2 262 9 834 4 143 5 47 3 306 2 6 0 689 8 118 6 48 4 250 6 755 6 130 0 39 5 269 1 862 2 148 3 50 3 313 4 7 0 712 0 122 5 51 3 256 4 780 0 134 2 41 8 275 3 890 0 153 1 53 3 320 6 8 0 734 3 126 3 54 3 262 2 804 4 138 4 44 3 281 5 917 8 157 9 56 3 327 8 9 0 756 5 130 1 57 3 267 9 828 8 142 5 46 8 287 7 945 6 162 6 59 ...

Page 89: ... 1367 0 235 1 81 2 426 2 35 0 5 0 877 5 150 9 36 2 315 5 1001 3 172 2 46 0 367 4 6 0 906 8 156 0 38 4 323 0 1034 6 178 0 48 8 376 0 7 0 936 0 161 0 40 7 330 4 1068 0 183 7 51 8 384 7 8 0 965 3 166 0 43 0 337 8 1101 4 189 4 54 8 393 4 9 0 994 5 171 1 45 4 345 3 1134 8 195 2 57 8 402 0 10 0 1023 8 176 1 47 9 352 7 1168 1 200 9 61 0 410 7 11 0 1053 0 181 1 50 4 360 1 1201 5 206 7 64 2 419 3 12 0 1082...

Page 90: ...7 377 251 380 50 418 342 178 4 320 4 192 4 22 8 12 7 455 294 RCUE200AG1 415 50 457 374 194 8 302 1 192 4 22 8 12 7 431 305 380 50 418 342 147 5 367 6 220 2 30 4 17 0 527 249 RCUE240AG1 415 50 457 374 161 1 350 0 220 2 30 4 17 0 503 259 380 50 418 342 178 4 427 2 256 4 30 4 17 0 607 291 RCUE270AG1 415 50 457 374 194 8 402 8 256 4 30 4 17 0 574 303 380 50 418 342 147 5 459 5 275 3 38 0 21 2 658 303 ...

Page 91: ...w Noise Option Sound Power Level dB Frequency Band Hz Model 63 125 250 500 1000 2000 4000 8000 Overall dBA RCUE40AG1 78 77 83 85 85 83 79 74 89 RCUE50AG1 78 77 83 85 85 83 79 74 89 RCUE60AG1 79 78 84 86 86 84 80 75 90 RCUE70AG1 79 78 84 86 86 84 80 75 90 RCUE80AG1 79 78 84 86 86 84 80 75 90 RCUE100AG1 79 78 84 86 86 84 80 75 90 RCUE120AG1 82 81 87 89 89 87 83 78 93 RCUE140AG1 82 81 87 89 89 87 83 ...

Page 92: ...ODEL RCUE AG1 40 50 60 70 80 100 120 140 150 180 200 240 270 300 330 360 400 m3 h 13 7 16 8 20 1 22 2 27 4 33 5 40 3 44 3 50 3 60 4 67 1 80 5 88 5 101 111 121 133 Water Flow Range m3 h 30 4 37 4 44 8 49 4 61 74 6 89 7 98 5 112 134 149 179 197 224 246 269 296 Minimum Internal Water Volume m 0 64 0 58 0 70 0 78 1 28 1 16 1 40 1 56 1 74 2 10 2 34 2 80 3 12 3 50 3 90 4 20 4 68 Internal Volume in Water...

Page 93: ...40 50 60 70 80 90 100 106 Input 32 34 38 42 50 57 67 83 94 30 C COP 100 118 132 143 140 140 134 120 113 Capacity 34 40 50 60 70 80 90 100 112 Input 29 30 34 37 42 50 59 70 88 25 C COP 117 133 147 162 167 160 153 143 127 Capacity 35 40 50 60 70 80 90 100 110 120 Input 26 28 30 32 36 42 50 57 67 80 20 C COP 135 143 167 188 194 190 180 175 164 150 Model RCUE80AG1 RCUE100AG1 Compressor Load Ambient Te...

Page 94: ...48 56 67 80 100 35 C COP 105 105 116 125 125 119 113 100 Capacity 14 43 50 60 70 80 90 100 106 Input 11 34 38 42 50 57 67 83 94 30 C COP 126 126 132 143 140 140 134 120 113 Capacity 15 46 50 60 70 80 90 100 112 Input 11 32 34 37 42 50 59 70 88 25 C COP 144 144 147 162 167 160 153 143 127 Capacity 17 50 60 70 80 90 100 110 120 Input 10 30 32 36 42 50 57 67 80 20 C COP 167 167 188 194 190 180 175 16...

Page 95: ...emperature is low in winter there is a case where the unit and piping will become damaged by freezing during the shutdown periods To prevent freezing it is effective to operate the pump This Chiller has the pump ON OFF operation control to avoid freezing This control become available by connecting Pump Operation circuit See Wiring Diagram Additionally in a case where measures such as water raining...

Page 96: ... 34 79 79 75 83 71 88 67 92 4 1 037 1 36 76 78 72 82 68 87 64 91 30 5 1 038 1 38 73 77 69 81 65 86 62 90 6 1 073 1 50 70 76 66 80 63 85 59 89 7 1 075 1 52 67 75 64 79 60 84 56 88 8 1 076 1 54 64 74 61 78 57 83 54 87 9 1 076 1 56 61 73 58 77 55 82 51 86 40 10 1 077 1 58 58 72 55 76 52 81 49 85 NOTE 1 CAP Cooling Capacity IPT Compressor Input 2 Capacity and Compressor Input show the percentage of th...

Page 97: ...53 9 53 Rows 3 3 4 4 3 3 4 4 3 4 4 4 4 4 4 4 4 Fin Material Aluminium Pitch mm 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 Number of Condenser 4 4 4 4 8 8 8 8 12 12 12 16 16 20 20 24 24 Maximum Operating Pressure MPa 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 Condenser Fan Type Direct Driven Propeller Fan Quantity 4 4 4 4 8 8 8 8 12 12 12 16 16 20 2...

Page 98: ... 304 304 304 Depth D mm 186 225 269 294 372 460 Maximum Permissible Pressure Refrigerant Side Mpa 1 8 1 8 1 8 1 8 1 8 1 8 Water Side MPa 1 0 1 0 1 0 1 0 1 0 1 0 Internal Volume Refrigerant Side Litre 11 2 13 9 16 8 2 11 8 2 15 1 2 18 9 Water Side Litre 11 6 14 2 17 2 23 9 30 7 38 2 Material Stainless Steel Approval PED 1 NOTE Pressure equipment Directive 97 23 EC SINGLE TYPE DUAL TYPE Refrigerant ...

Page 99: ......

Page 100: ...TCGB0025 rev 0 12 03 Printed in Spain ...

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