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Hitachi RAC-35WPC, Technical Catalogue

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Hitachi RAC-35WPC Technical Catalogue Download Page 2

HITACHI 

Specifications in this catalogue are subject to change without prior notice in order for HITACHI to bring 

in the latest innovations to their customers 

Whilst every effort is made to ensure that all dimensions and specifications are correct, any printers’ 

error not rectified are outside the control of HITACHI, who cannot be held responsible for the same 

Summary of Contents for RAC-35WPC

Page 1: ...TECHNICAL CATALOGUE MONO SPLIT RAC 35WPC RAK 35RPC RAK 50RPC RAC 50WPC ...

Page 2: ...tice in order for HITACHI to bring in the latest innovations to their customers Whilst every effort is made to ensure that all dimensions and specifications are correct any printers error not rectified are outside the control of HITACHI who cannot be held responsible for the same ...

Page 3: ...____ 8 1 WALL TYPE RAK 35RPC RAC 35WP __________________________________________________ 8 2 WALL TYPE RAK 50RPC RAC 50WP __________________________________________________ 19 9 CONTROL AND FUNCTION____________________________________________________________ 20 9 1 WIRELESS REMOTE CONTROL FUNCTION ______________________________________________ 20 9 2 AUTO CHANGEOVER _______________________________...

Page 4: ... 17 9 13 2 17 11 96 Power supply 230V 1Ph 50Hz 230V 1Ph 50Hz Cable section Interconnection mm 1 50 x 3 EARTH 2 50 x 3 EARTH Piping diameter Liq Gas Inch 1 4 3 8 1 4 1 2 Drain diameter ext mm ij ij Remote control standard optional RAR 6N1 SPX RCDB RAR 6N1 SPX RCDB Filter ACL Filter Wasabi Wasabi ACL part name SPX CFH22 SPX CFH22 Pre filter Standard Optional Wasable Stainless SPX SPF7 Wasable Stainles...

Page 5: ...rting current C H A 5 13 5 17 7 89 8 24 Running current C H A 1 09 6 35 1 09 7 39 2 17 9 13 2 17 11 96 Cable section Power mm2 1 50 x 2 EARTH 2 50 x 2 EARTH Cable section Interconnection mm2 1 50 x 3 EARTH 2 50 x 3 EARTH Piping diameter Liq Gas 1 4 3 8 1 4 1 2 Minimum piping length m 3 3 Maximum piping length height difference m 20 10 20 10 Current quantity of refrigerant Chargeless kg 1 050 1 250...

Page 6: ...DIMENSIONAL DATA 4 2 2 1 WALL TYPE RAK 35RP 50RP C C 900 265 265 369 5 231 5 231 5 295 230 RAK 35RPC RAK 50RPC 12 7 83 455 2 DIMENSIONAL DATA ...

Page 7: ...L DATA 2 2 2 WALL TYPE RAC 35WPC Handle Air Suction grill Air outlet Handle Rear side Holes for anchor bolt 2 ø12 x 6 slots for ø8 0 bolt for 2 ø8 0 bolt Notch for anchor bolt Fixing hole Drain hole Drain hole 5 ...

Page 8: ...DIMENSIONAL DATA 2 2 3 WALL TYPE RAC 50WPC Unit mm 580 5 600 345 299 19 5 6 Drain hole Drain hole AIR SUCTION View from the rear ...

Page 9: ...it Conditions 䐟Pipe length height difference 5m 0m 䐡Capacity loss due to white frost and defrost operation is not included 䐠Indoor fan speed at High mode 3 1 1 RAK 35RPC RAC 35WP COOLING 50Hz 230V HEATING 50Hz 230V EWB Evaporator Wet Bulb temperature qC TC Total Capacity W EDB Evaporator Dry Bulb temperature qC SHC Sensible Heating Capacity W qCDB Outdoor Unit Inlet Air Dry Bulb Temperature qC PI ...

Page 10: ...50WPC COOLING 50Hz 230V HEATING 50Hz 230V EWB Evaporator Wet Bulb temperature qC TC Total Capacity W EDB Evaporator Dry Bulb temperature qC SHC Sensible Heating Capacity W qCDB Outdoor Unit Inlet Air Dry Bulb Temperature qC PI Power Input 8 ...

Page 11: ...ng Length The heating capacity should be corrected according to the following formula HCA HC x F HCA Actual Corrected Heating Capacity kcal h HC Heating Capacity in the Performance Table kcal h F Correction Factor Based on the Equivalent Piping Length The correction factors are shown in the following figure Equivalent Piping Length for One 90º Elbow is 0 5m One 180º Curve is 1 5m H Vertical Distan...

Page 12: ...TIES TABLE Models RAK 35RPC RAC 35WPC Cooling Change Ratio Heating Change Ratio Pipe length m Pipe length m Models RAK 50RPC RAC 50WPC Cooling Change Ratio Heating Change Ratio Pipe length m Pipe length m 10 ...

Page 13: ...ting capacity is corrected by the equation below Corrected heating capacity Defrost Correction factor x unit capacity OUTDOOR TEMPERATURE CDB 15 10 7 5 0 7 10 15 Correction factor humidity rate85 RH 0 95 0 95 0 89 0 85 0 81 1 0 1 0 1 0 Correction Factor NOTE The correction factor is not valid for special conditions such as snowfall or operation in a transitional period Heating c capacity 1 cycle H...

Page 14: ...ected sound of your specific site Sound Pressure Level dB Octave band main wave length Hz Sound Pressure Level dB Octave band main wave length Hz 49 7 47 7 44 2 42 2 38 7 33 0 27 1 25 6 1 1 1 1 1 1 1 1 1 1 1 1 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 63 125 250 500 1000 2000 4000 8000 52 0 48 0 45 3 43 9 40 3 36 0 30 8 28 6 1 1 1 1 1 1 1 1 1 1 1 1 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 ...

Page 15: ...sound of your specific site Sound Pressure Level dB Octave band main wave length Hz Sound Pressure Level dB Octave band main wave length Hz 46 8 50 1 45 1 41 7 39 2 33 5 27 2 21 5 1 1 1 1 1 1 1 1 1 1 1 1 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 63 125 250 500 1000 2000 4000 8000 53 5 50 6 50 1 47 4 44 9 41 5 36 3 30 5 1 1 1 1 1 1 1 1 1 1 1 1 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0...

Page 16: ...C RAC 50WPC The temperature range is indicated in the following table Cooling Heating working range min o max C o rated C o C working range min o max C o rated C o outdoor C 10 43 35 outdoor 15 21 7 indoor 16 43 27 indoor 16 26 20 30 20 10 0 10 20 30 40 50 5 10 15 20 25 30 35 40 45 50 Cooling working range 30 20 10 0 10 20 30 40 0 5 10 15 20 25 30 35 40 Heating working range Indoor Temperature Ind...

Page 17: ... Motor VOL PH Hz Fuse Rating A Min V Max V Locked Rotor Ampere A STC Cooling Operation Heating Operation RNC IPT RNC IPT RAC 35WPC 230 1 50 15 207 253 5 17 6 35 1090 7 39 1100 RAC 50WPC 230 1 50 25 207 253 8 24 9 13 1560 11 96 1660 VOL Rated Unit Power Supply Voltage V RNC Running Current A HZ Frequency Hz PH Phase I STC Starting Current A IPT Input W NOTE 1 The above compressor data is based on 1...

Page 18: ...WIRING DIAGRAM 16 7 7 WIRING DIAGRAM 7 1 RAK 35RPC RAK 50RPC ...

Page 19: ...WIRING DIAGRAM 17 7 7 2 RAC 35WPC ...

Page 20: ...WIRING DIAGRAM 18 7 7 3 RAC 50WPC ...

Page 21: ...REFRIGERANT CYCLE CYC LE 8 8 REFRIGERANT CYCLE 8 2 WALL TYPE RAK 50RP RAC 50WP C C 8 1 WALL TYPE RAK 35RP RAC 35WP C C 19 １ ２ １ ４ 5KNGPEGT 5KNGPEGT 5KNGPEGT 5KNGPEGT １ ２ 5KNGPEGT 5KNGPEGT ...

Page 22: ...CONTROL AND FUNCTION 20 9 9 CONTROL AND FUNCTION 9 1 WIRELESS REMOTE CONTROL FUNCTION REMOTE CONTROLLER TYPE RAR 6N1 RAK 35RPC RAK 50RPC ...

Page 23: ...utton The device will turn on off and off on at the designated time TIME button Press the button to set starting time of the program OK button Press the button to save the program The button shall be pressed everytime after finishing a program setting DELETE button 1 Press the button to delete the selected program 2 Press the button for about 10 seconds by directing the remote controller towards t...

Page 24: ...tial startup of Automatic Operation also known as Auto Changeover function Intervals Duration 1 st 10 minutes interval 2 nd 15 minutes interval Subsequent interval Every 55 minutes 9 3 SHIFT VALUE 1 Press and hold button and ON button 2 Press RESET button on the same time Release RESET button only then release and ON button once Screen 1 appears Screen 1 Screen 2 3 Press the MODE button to display...

Page 25: ...operation is unlocked 2 COOLING AND DEHUMIDIFYING MODE a Press and hold ECO and SILENT buttons for at least 5 seconds when the remote controller is OFF b Wait until only and displayed on the screen The cooling and dehumidifying modes operation is locked c To unlock HEATING mode repeat step a After all operations mode symbols displayed for 10 seconds the operation mode symbol before cancellation wi...

Page 26: ... START STOP button and Mon Sun button Remote controller now enters Intermittent Fan Control Change Mode 2 Press ROOM TEMPERATURE setting ġ UP V DOWN buttons The intermittent pattern changed with indoor unit beep sound Pattern 1 Pattern 2 Pattern 3 Single Model Continuous 30sec ON 210sec OFF repeatedly 50sec ON 190sec OFF repeatedly Multi Model 30sec ON 210sec OFF repeatedly 50sec ON 190sec OFF rep...

Page 27: ...㼑㼛㼡㼟㼘㼥㻌㼒㼛㼞㻌㼍㼎㼛㼡㼠㻌㻡㻌㼟㼑㼏㼛㼚㼐㼟㻌㼣㼔㼑㼚㻌㼠㼔㼑㻌㼞㼑㼙㼛㼠㼑㻌 controller is OFF Beep sound pattern 1 Default setting Short beep 2 Changed setting Double beep Fan speed during thermo off Default Setting Ultra low Changed Setting Set fan speed When auto fan speed is set the fan speed is low NOTE 1 The selected fan speed will remain unchanged after the unit is turned off 2 If Timer reservation has been set it will be ...

Page 28: ...s 9 times 009 00 Indoor thermistor 10 times 010 00 Abnormal rotating numbers 13 times 013 00 IC401 data reading error OUTDOOR 4 times 2 times 002 01 Peak current cut 4 times 3 times 003 01 Compressor abnormal low speed rotation 4 times 4 times 004 01 Compressor switching failure 4 times 5 times 005 01 Overload lower limit cut 4 times 6 times 006 01 OH thermistor temperature rise 4 times 7 times 00...

Page 29: ...ECT ID B NOTE 1 The setting of pin no 6 is disabled for this model Please refer to 9 9 5 SETTING THE PREVENTION OF MUTUAL INTERFERENCE 9 9 1 AUTO RESTART FUNCTION The AUTO RESTART function can be enabled or disabled by setting Pin No 1 on the DIP SWITCH above to the ON or OFF position accordingly 9 9 2 HEATING COOLING ONLY MODE SELECTION When this function is enabled the operation mode could be lo...

Page 30: ...ng from 3 to 3 2 The changed shift value will remain unchanged after turned off the power RAR 5G2 SPX RCDB BUTTONS FUNCTION MODE Selector Use this button to select the operationg mode Every time you press this button the mode will change from cyclically FAN SPEED Selector Button This determines the fan speed Every time you press this button the airflow rate will change from This button allows sele...

Page 31: ... 4 times 5 times 075 01 Wide pipe thermostat indoor 1 4 times 6 times 076 01 Narrow pipe thermostat indoor 2 4 times 7 times 077 01 Wide pipe thermostat indoor 2 4 times 8 times 078 01 Narrow pipe thermostat indoor 3 4 times 9 times 079 01 Wide pipe thermostat indoor 3 4 times 10 times 080 01 Narrow pipe thermostat indoor 4 4 times 11 times 081 01 Wide pipe thermostat indoor 4 4 times 12 times 082...

Page 32: ...frigerant cycle fault 2 times Outdoor unit is under forced operation 3 times 9 times Communication error between indoor and outdoor units 9 times Indoor thermistor 10 times Abnormal rotating numbers 13 times IC401 data reading error OUTDOOR 4 times 2 times Peak current cut 4 times 3 times Compressor abnormal low speed rotation 4 times 4 times Compressor switching failure 4 times 5 times Overload l...

Page 33: ...s 9 times Communication error 4 times 10 times Abnormal power source 4 times 11 times Fan stop for strong wind 4 times 12 times Fan motor fault 4 times 13 times EEPROM reading error 4 times 14 times Active converter defective 4 times 15 times Abnormal PWB circuit LD301 Lit LD302 B BLINKING 4 times 1 times Overheat thermostat 4 times 2 times Defrost thermostat 07 I 12 I 13 I 14 I 71 I 72 I 06 I 10 ...

Page 34: ...1 4 times 6 times Narrow pipe thermostat indoor 2 4 times 7 times Wide pipe thermostat indoor 2 4 times 8 times Narrow pipe thermostat indoor 3 4 times 9 times Wide pipe thermostat indoor 3 4 times 10 times Narrow pipe thermostat indoor 4 4 times 11 times Wide pipe thermostat indoor 4 4 times 12 times Narrow pipe thermostat indoor 5 4 times 13 times Wide pipe thermostat indoor 5 73 I 74 I 77 I 78 ...

Page 35: ... there is electromagnetic wave direct radiation shield the controller and cables by covering with the steel box and running the cable through the metal conduit tube In case that there is electric noise at the power source for the indoor unit provide a noise filter 10 2 2 INSTALLATION WORK Before installation Check the contents and the number of the accessories in the packing Adaptor 1 piece of cov...

Page 36: ... performing the wiring work DO NOT run all the H LINK cable or power supply cable along the other signal cable or malfunction may occur due to the noise etc If it is required to run along the other transmission cable separate the cable more than 30cm or run the cable through the metal tube and earth the tube Follow local codes and regulations when performing electrical wiring and earth wiring Tran...

Page 37: ...f the DIP switch is shown below CAUTION DO NOT turn ON various pins of DSW1 and DSW2 3 Set the refrigerant cycle by RSW1 and DSW1 DSW1 Ten digit RSW1 Last digit DSW1 and RSW1 are set 0 before shipment Up to 15 cycles can be set E g Setting in Ref No 5 4 Set the unit No by RSW2 and DSW2 DSW2 Ten digit RSW2 Last digit DSW2 and RSW3 are set 0 before shipment Up to 15 cycles can be set E g Setting in ...

Page 38: ... by the RAC adaptor set the terminating resistance by the RAC adaptor The terminating resistance should be set ON in only one position in whole H LINK system 10 2 5 TEST RUN Test run should be performed in the following after finishing the installation wiring and setting Refer to the installation manuals enclosed with the control system equipment 1 Confirmation of RAC Adaptor Connection Confirm if...

Page 39: ...ACT OF CARD KEY UNIT 2 SET THE POSITION OF DIP SWITCH AIR CONDITIONER S Standby AIR CONDITIONER O Operating POSITION CONDITION OF DIP SWITCH CARD KEY Door Switch REMOVE INSERT INITIAL CONDITION CARD KEY NO USE Contact type a OPEN CLOSE Contact type b CLOSE OPEN After all connection has been done as below diagram ON the breaker and push ON button of wireless remote controller or wired remote contro...

Page 40: ...nal connecting cords SPX WDC3 for more details AC POWER SUPPLY 䐟㻌Connecting Cord to PCB SPX WDC3 䐠㻌Contact with sleeve CN6 DIP SW DSW1 Dry contact Card sensor indicator Window Close ON Open OFF Window Close ON Open OFF Card key unit Insert Card ON Remove Card OFF Indoor unit PWB Connection Connection SERIAL CONNECTION All SW O ON 䊻 O OPERATION Connecting cord to PCB Accessory SPX WDC3 Window Close...

Page 41: ...ired remote controller when there is a need to centralize the control of multiple indoor units using only a single wired remote controller A single distributor could be connected further to 3 separate distributors so that up to 13 units of indoor could be controlled by a single wired remote controller ...

Page 42: ...HITACHI TC ERP Model INDOOR OUTDOOR RAK RAC 50WPC RAC 35WPC 50RPC RAK 35RPC ...

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