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User`s Manual of Compressor

1. Motor overcurrent If the current is normal check the Check the fan rotation electric wiring by rotating it with f 97 98 is off after the power off the status hands is normal Check the R S T phases Check the current value setting to see of the power cable whether the motor is set by the rated current DXX MAIN MOTOR Causes main motor overload 52 amp 42 magnet contact point damage voltage drop Checkpoint Check the main motor rotation by rotating the air end with hands How to reset Press STOP button of Micom after taking a corrective measure With 49M2 EOCR check whether the trip lamp is on In case it s on it means overload checking the main motor and supply voltage Check the power cable connection of 42 amp 52 and the magnet s contact point 3 High discharge air temperature trip 999 C DAA Causes high discharge air temperature DISCH TEMP Checkpoint refer to page 52 for compressor inhalation ambient 110 OVER temperature oil level oil cooler and cleaning oil cooler HECK OIL LEVEL How to reset Take a corrective measure and press STOP button of Micom 4 Lead in power reverse phase trip option Test Reset button Cause Input power reverse phase detected or 49M2 troubled D22 OL aut How to check Please replace the input cable if the red lamp LED REVERSE sl PHASE 49M2 and green lamp of 49M2 flicker by turns Please ir Time knob refer to page 36
2. POWER USER SUPPLY TB1 64 Hanshin star delta User s Manual 8 3 Operation flow chart 1 Control flow chart Start and operation flow chart Check any fault Display fault message Release the fault Check P1 pressure Auto start standby mode Check P2 pressure P6 x 6 0 bar Auto start standby mode 6 on 52 on Y D time count gt 4 seconds Magnet 6 on 42 on 65 T Automatic start 8 Control System 2 Pressure Control Graph Operation setting pressure 7 0bar Discharge presusre bar e a b d WEE e EE Wen p GE E en E E e f PLInternal pressure P2 Pressure in use Time 8 Section compressor load operation section If P2 pressure is lower than the no load start pressure after the compressor starts it starts load operation b Sections compressor no load operation section If P2 pressure is higher than the no load start pressure it operates under no load up to 6 0bar if lower than 6 0 bar it returns to load operation d Section auto stop section If no load operation lasts over 10 minutes in section the compressor automatically stops if P2 pressure falls under 6 0 bar the compressor automatically starts b and internal pressure purge section The internal pressure P1 during no load o
3. 101 Y D switchover time 102 auto stop time 03 T 105 D HW01 input schedule operation time 9 OT air filter replacement time k D OT3 oil filter replacement time 9 separator replacement time Every data will be automatically changed for the optimal operation when changing the operation pressure so no other data but operation pressure does not need changing is Items with and some other items are password protected to prevent any change without permission is Every operation data are changed in PARAMETER By using A el button place the cursor on an item to change and then change the data by pressing ENT button After then press ENT button to complete the input and press ESC button If IO screen is displayed press button to move to the main screen For the details refer to page 49 Auto restart diff pressure when the compressor automatically stops by no load operation Auto restart pressure calculation AR05 Auto restart pressure 7 0 1 0 2 6 0 bar 48 Hanshin star delta User s Manual 49 Operation diff pressure change ARO2 MUL gt 11 1 0 gt 12 1 0 QV 100 Operation pressure change MUL gt 11 7 0 gt 12 1 0 QV 700 Auto start pressure ARO5 MUL gt 11 1 0 gt 12 1 0 QV 100 Restart pressure after auto stop by no load operation Schedule ope
4. f opening the stop valve of the suspended compressor the backward pressure is allowed to After Cooler at the compressor generating a drain probably causing rust inside the cooler and check valve and subsequently reducing the life of the compressor Stop valve closed 8 Cautions for parallel piping Stop valve kai Stop valve a H iH L 1 i Apply shock absorbing materials to the reciprocating compressor so that vibration of reciprocating compressor is not conveyed to the screw compressor probably generating air leakage Warning 3l 9 Receiver tank Compressor Model Receiver tank cap m GRH3 20A GRH3 25A d Pa GRH3 30A 0 5 4 Installation and Piping The drain pipe on the bottom of the receiver tank should discharge the condensed water 4 times and more per week For the capacity of the receiver tank by the compressor capacity refer to the following table GRH3 35A 0 6 GRH3 50A GRH3 75A GRH3 100A The above data can be used to select a capacity depending on the air use conditions Since operating the compressor without the receiver tank may cause frequent loads and no load pressure pulsation possibly reducing the life make sure to install the receiver tank Caution 32 Hanshin GRH3 star delta User s Manual 5 Operations B 5 1 Micom Controller 1 Micom Controller
5. ANSWER electrical box olGNAL OFF The compressor can work normally as long as 42 13 14 HECK MC 52 43 44 terminal is on How to reset press STOP button of Micom Manual push button Check the auxiliary contact point of 42 52 magnet with a tester Press the push busson on the center of the can Is magnet Then when pressing the push button 13 14 fo 42 and 43 44 of 52 LL SEM should allow the electricity Inside the electric box 23 6 Troubleshooting 8 Troubleshooting flowchart p Checklist Potential trouble causes Main motor overload trip Is the red lamp on TRIP ei Me of Micom on sensor fault Temp sensor fault Main motor reverse phaes The compressor does not start even though pressing START button of Micom Defect power supply Is the STOP lamp of burnt fuse within Micom PCB Micom controller on For fuse location refer to page 34 For control circuit refer to page 64 Is the start standby message High P1 internal pressure or displayed on the LCD of 63A switch fault Micom controller High P2 pressure Is the rated power supplied e Abnormal power or to the compressor control circuit Is the schedule operation lamp on or is the schedule operation mode selelcted Schedule mode selection Schedule operation The compressor needs inspecting in detail Please
6. OIL FILTER CHANGE SCHEDULE 9 9 Bar SEPARATOR ILA CHANGE STOP 1 SCHEDULE 9 9 Bar 9 9 AUTO START STANDBY YY MM DD hh mn 45 Abnormal Temp sensor Trip display When the discharge temperature detection sensor is in trouble pxx troubleshooting page is displayed Refer to page 53 and control circuit Checkpoint temperature sensor temperature sensor wiring Abnormal pressure sensor Trip display When the discharge pressure control sensor is in trouble pxx troubleshooting page is displayed Refer to page 53 and control circuit Checkpoint pressure sensor pressure sensor wiring Air filter displacement display When the air filter use time reaches to the replacement limit setting Initial setting 3000 hrs Checkpoint filter replacement and use time reset If pressing STOP button for 10 seconds RESET OK message is displayed and the use time is reset Oil Filter replacement display When the oil filter use time reaches to the replacement limit setting Initial setting 3000 hrs Checkpoint filter replacement and use time reset If pressing SCHEDULE button for 10 seconds RESET OK message is displayed and the use time is reset Oil Separator replacement display When the oil separator use time reaches to the replacement limit setting Initial setting 3000 hrs Checkpoint filter replacement and use time reset If pressing STOP and SCHEDULE buttons for 10 seconds
7. Detail Fuse 250V 5A E Ki Ip uto AL CN2 CNS CN6 CN4 q CN3 CN5 Lubricant oil temperature Oil sensor connector Pressure sensor connector Temp sensor connector 3 ACP 2007 Analogue controller e GRH3 20A 25A 30A and models basically contain an analogue controller For the functions and operation refer to the follows Displaying air supply pressure CONT AUTO f Fan Motor Overload Lamp FAN MOTOR Displaying fan motor overload M 7 OVERLOAD o x Ka m Main Motor Overload Lamp E N MAIN MOTOR N Sw Displaying the main motor s overload OVERLOAD High discharge temperature alarm lamp DISCHARGE The lamp is on and the compressor stops in t un 75 case of high temperature V HIGH TEMP AW Load operation indication lamp LOADING V A The lamp is on when it 5boperates under load emm Auto stop indication lamp AUTO STOP I RUNNING HOUR The lamp is on when it __ START STANDBY SIOP automatically stops HOUR METER Model ACP 2007 Total operation hours indicator Displaying the compressor s total operation hours CN1 Control signal of magnet sol valves 5 Operations Wiring diagram of pressure and temperature sensor No Cable Color Signal Name
8. ELECTRICIAN Wiring should be executed only by a competent electrician When wiring on the terminals of the compressor it should be wired to avoid any bending part while a hole into which wires are penetrated should be protected for the sheath from vibration by using rubber and other materials open phase operation or defect of protective devices may cause a fire on electric circuits it should be wired in accordance with the Caution indoor wiring rules and periodically maintained Since electric leakage weak insulation overcurrent ground fault Circuit Breaker Install a circuit breaker suitable for the type on the power lead in Protective Devices Removing and improving the compressor protective devices or changing the settings may cause an accident Never attempt to Caution change or alter the settings of protective devices Grounding Connect the grounding to the grounding terminal inside the electric box The grounding should be type 3 grounding if the voltage is lower than or special type 3 grounding if the voltage is AC400V and higher Without grounding it may cause an electric shock accident or failure of the compressor Caution 14 Hanshin star delta User s Manual 15 1 7 Cautions for Operation If a trouble occurs immediately stop the operation to avoid any physical injuries or damages on the compressor In an emergency promptl
9. RESET OK message is displayed and the use time is reset Internal pressure rise auto start stand by display If the internal pressure P1 is 2 0 bar and higher after pressing START button the auto start stand by display appears If the internal pressure falls under 2 0 bar it automatically starts AUTO START YY MM DD hh mn 9 9 Bar 999 C P2 PRESS UNLOADING 99995 9999 9 9 Bar 9 RE START SD STANDBY AUTO STOP CAI V oC MOT SCH MODE PLE 9 9 999 C STOP DELAY RUNNING SCHARGE MP HIGH OIL LEVEL 5 Operations Line pressure rise auto start stand by display Auto start stand by display when the compressor s internal pressure P2 is higher than the setting after START button It automatically starts when P2 pressure falls under 6 0 bar No load operation display No load operation when the pressure rises higher than the no load start pressure due to reduced air volume It operates under no load for the set time 10 minutes and automatically stops Auto stop display When the compressor automatically stops under no load operation It automatically starts if the pressure falls under the preset pressure 6 0 Bar Schedule Operation selection display When pressing schedule operation button If selecting the schedule operation mode and pressing START button it operates and stops according to the predefined time Stop delay operation display If
10. contact your dealer or out A S service center 54 Hanshin GRH3 star delta User s Manual Checklist Potential trouble causes Is the belt or coupling N e The belt is cut off correctly connected and is the The coupling is air end properly rotating separated The main motor rotates but the pressure does not rise N Is the inhalation valve e nhalation valve fault completely open e Abnormal sol valve operation signal e Abnormal sol valve Does the sol valve sound when it opens Is the pressure indication N of Micom indicating 0 bar gt and higher The compressor needs inspecting in detail Pleae contact your dealer or our A S service center 59 6 Troubleshooting gt Checklist Potential trouble causes X Does the safety valve operate EL m within the rated pressure valve tau The safety valve suddenly operates during operation Re set the pressure Is the operation pressure set below the rated pressure according to the rated pressure Is front end diff pressure of the separator Oil separator is blocked within 1 0 bar Y Is the pressure suddenly changed and indicated Y Pressure sensor fault The pressure sensor is detached from Micom Or the sensor cable or sensor is in trouble Is the Micom s pressure indicating 0 0
11. 1 Red A 2 White b 3 White b No Cable Color Signal Name Red 24 Micom PCB Operation mode selection switch AUTO Auto Operation Mode CONT Continuous Operation Mode In Auto mode the compressor stops after no load operation for a pre defined time and automatically restarts if the pressure falls fewer than the value Operation button Operation lamp If pressing START button the compressor operates Stop button Stop lamp If pressing START button the compressor operates 34 Hanshin GRH3 star delta User s Manual 35 5 2 Operation Control If itis turned on with the MCB on inside the control box the controller s main LCD is activated Micom is self checked and is readily stand by for operation Main Display PRES 9 9 Bar TEMP 999 5 DRRR a YY MM DD hh mm Line 1 discharge pressure Line 2 discharge temperature Line 3 total operation hours Line 4 date YY MM DD HH MM 5 This symbol is displayed by schedule operation If any fault is found in a compressor after turning on Micom it displays alarm and trip or it shows the above display 2 Operation Stop To start the operation press START button Then START lamp is on in red stop the operation press STOP button Then STOP lamp is on in green For schedule operation press SCHEDULE button once to select the schedule mode
12. Connecting to the grounding terminal Insulation resistance tester If it displays 10M Q over as the above it is normal 23 3 2 Power Facilities 4 Circuit breaker capacity 3 Electic Wiring 1 Cable thickness The main power supply essentially needs a circuit Since the compressor may not work properly depending on the power facility capacity and the thickness length of the power cable and it may stop due to voltage Main motor dropping of control circuit or defective acceleration of the capacity kW main motor make sure to supply the power with the voltage dropping set within 5 of the rated power e Supply power spec AC220V AC440V breaker to avoid electric shock and protect the motor When selecting a breaker refer to the following table Circuit breaker cap ABS103 75 553 50 For the cable thickness of the lead in cable refer to the 18 following table AC220V AC440V AC220V 5103 100 553 50 5103 100 22 Main motor KW Cable thickness AC220 mm AC440 27 AC440V AC220V AC440V ABS103 60 ABS103 100 ABS103 75 37 AC220V AC440V AC220V ABS203 200 ABS103 100 ABS203 225 55 Itis recommended that the cable length between a 75 transformer distribution board and the compressor is 100m and AC440V AC220V AC440V ABS203 150 AB5403 350 ABS203 200 shorter if longer than the length the thi
13. To cancel it press the button once more If pressing START button after selecting the schedule mode a compressor operates and stops in accordance with the pre defined schedule operation time To suspend it during operation press STOP button 3 Remote Operation A compressor can be remotely controlled To control the operation or stop wire the Start and Stop buttons in TR2 of the electrical box as presented in the figure below For the details refer to page 40 Press Ewitch Angwer 52 42 Manual Undoad Running Remate Start Ramoie Stop lt Remote Operation Stop gt Basically the operation stop control and operating status are configured to be remotely outputted by the contact Procedures 1 Operation and Stop buttons should be connected respectively as seen in the above figure 2 A compressor starts operating if pressing Remote Operation button once 3 If pressing Remote Stop button once a compressor stops after no load operation for 10 seconds 4 To remotely check whether a compressor is operating or stops please use remote signal output terminal 4 Remotely Controlling Load No load Operation 1 To remotely control load no load operation of a compressor connect the switch as presented in the above TB2 2 No load operation no load operation is allowed if connecting 24 terminal to 104 terminal 3 Load operation load operation is allowed if 24 terminal is not co
14. X NN de ata discharge pipe Oil After cooler discharge pressure connection motor pully Wasa pully belt 289 inhalation valve ku s ale end pully holding pressure valve safety valve Internal Edi puressure switch 22 4 separator tank 4 thermostat valve oil filter air end inhanlation valve 2 Names of Parts 2 2 GRH3 75A 100A Fully understand the names and functions of parts relating to the routine operation and manage the compressor 1 Appearance vent duct connector compressed air discharge outlet power cable lead in opening 51 e left side door p air inlet rears left door rears right door 20 Hanshin GRH3 star delta User s Manual 2 Inside Oil After cooler control panel thermostat valve power cable holding pressure connection valve control parts internal pressure gauge a o SA ow safety valve inhanlation filter oil filter separator tank oil inlet oil gauge inhanlation valve air end cooling fan 5 Jan Jan wo bD B er e e D c N coupling compressed air discharge outlet vibration resistant rubber main motor 21
15. air during the operation the pressure is 0 bar so at the moment P SENSOR TROUBLE message is displayed When it stops for a long time close the discharge side ball valve to prevent any reverse flow In addition press Emergency Stop button or turn off the main power avoiding any safety accident NOTE P1 internal pressure of the compressor P2 end pressure of the compressor 5 Operations When changing the operation conditions such as operation pressure refer to page 49 The initial values of operation pressure are as follows Compressor s pressure spec 7 0bar gt Initial value Diff pressure 1 0bar Operation pressure 7 Obar Auto restart pressure 1 0bar Y D switchover time Auto stop time 10 minutes When the above pressure is set It operates under no load if it is higher than 7 0bar or under load if it is 6 0 bar and lower ARO3 02 When changing operation pressure other operation data will be automatically changed for the optimal operation NOTE How to reset press STOP button If any trouble occurs during operation it immediately stops Then check trouble causes take a corrective measure and press STOP button to release the trouble 38 Hanshin star delta User s Manual 5 4 Schedule Operation 1 Check and enter the schedule operation time For the directions refer to page 49 Displaying the Displaying pressure star
16. and it stops after 10 second no load operation Stop procedure STOP button on No load operation Discharging the internal pressure Auto stop in 10 seconds If not using it for a long time turn off the main power or press Emergency Stop button to cut off the control power Before the internal pressure is discharged under 2 0 bar just after stop press START button Then P1 PRESS HIGH message is displayed Please note that it Caution automatically starts if the internal pressure is lower than 2 0 bar 37 2 Routine Operation Opening the front cover check whether the compressor has any impurities or oil leakage Then open the electrical box door and visually inspect the tightness of power cable black Since the power cable is loosely connected discoloring the red white blue color tubes turn it off and re check the cable Operation Press START button to start it During operation check the oil level If insufficient stop the operation and replenish the oil X Stop If pressing STOP button it stops after 10 second no load operation If pressing it again when it stops by STOP button it immediately stops If the P2 pressure is not formed 2 0 bar and higher in 10 minutes of the operation it generates P SENSOR TROUBLE and stops so check the inhalation valve opening slightly close P2 side ball valve and operate it If the P2 side pressure is completely discharge to the
17. carefully before use Contents About how to use the manual Il 10 1 2 1 About Safety Names of Parts Electric Wiring Installation and Piping Operations Troubleshooting Maintenance Control System Specifications Maintenance Checklist Operation Log Quality Warranty Outside Drawing by Models 2 2 4 4 9 9 7 1 7 2 8 1 6 2 6 4 GRH3 star delta User s Manual General Cautions About Marks and Symbols Check Caution Warning Label Safety Rules Installation Place and Cautions for Installation Cautions for Electric Wiring Cautions for Operation Cautions for Stoppage Cautions for Maintenance 20 25 30A 35A 50 75 100A Wiring Power Facilities Identification of the product specifications Cautions for Transportation Cautions for Installation Cautions for Piping Micom Controller Operation Control Initial Operation amp Routine Operation Schedule Operation Remote operation Remote Monitoring System Micom Remote Monitoring System Computer Micom Display Configuration amp Operations Operation Data Setup and Check Protective Devices and LCD Message List Trouble Causes and Measures Regular Maintenance Maintenance Method Compressor Configuration Layout Control Circuit Operation Flow Chart Arrangement Diagram and Spec of Control Parts 71 72 de 74 4 Hanshin GRH3 star delta User s Manual About how t
18. consists of LCD display LED lamps push button switches and data setting button Graphic Display Q The operation is graphically displayed Q The brightness is automatically adjusted depending on the ambient temperature The bright and clear display facilitates repairs in a dark place If a trip occurs it shows the location and detail troubleshooting Start button lamp To start operation press START button Stop button lamp PRES 9 9 Bar The compressor stops after 10 second no TEMP 999 MP U OPER 99999 Hr load operation if pressing STOP button YY MM DD hh mm Schedule Operation button lamp If pressing SCH MODE button the schedule operation mode is selected If pressing START button after selecting INSPECTROL SCHMODE it operates in accordance with the setting Operation data setting change buttons Data can be set and changed for optimal operation under any environment by changing the operation data Load indication lamp No load operation button The compressor can be easily maintained and checked because green lamp is on in case of load operation and it starts no load operation if pressing the button Alarm lamp C If any alert occurs the yellow lamp is on and it calculates parts replacement time automatically turning on the lamp Trip lamp 9 TRIP If the compressor stops due to a trip the red lamp is on 23 2 Rear view of the Micom Controller ii
19. is rotating Internal pressure fall alarm display Internal pressure fall alarm display appears when the internal pressure of the compressor during operation falls under 2 0 bar Since oil lubrication is not sufficient which may cause troubles in air end and other rotating parts if the internal pressure is lowered it is necessary to adjust the internal pressure purge valve so that it is maintained over 2 0 bar internal power detection 63 High oil temperature trip display Optional When the compressor stops due to high oil temperature pxx troubleshooting page is displayed Checkpoint a trip occurs when the oil temperature is higher than 95 during operation Checkpoint oil level oil cooler cleaning and etc Data setting error trip display When the values exceeds the allowable range If the cursor blinks on a wrongly set item please re set the pressure within the allowable range 5 Operations 2 Operation Data Setup PRES 9 9 Bar TEMP 999 5 OPER 99999 Hr YY MM DD hh mm Press button on the main screen 9 HE 09 25 1 3 7 Press ENT button STOP RUN PARAMETER SET CLOCK Place the cursor on the parameter and press ENT button 01 02 04 Operation data setup items AR02 Operation diff pressure AR03 Operation pressure 04 5 Auto start diff pressure Q ARO06
20. pressing STOP button the compressor stops after 10 second no load operation Stop delay time count Discharge high temp check alarm display High temperature check alarm is displayed if the discharge temperature is between 95 110 C Notes if discharge temperature is higher than 110 C a trip attributable to excessive temperature occurs and the compressor stops 46 Hanshin GRH3 star delta User s Manual SCH MODE RUNNING YY MM DD hh mn 9 9 Bar999 C gt MANUAL lt CLOSE UNLOADING PLEASE LOAD BUTT DXX WATER FLOW ERROR CHECK WATER FLO 9 9 Bar ALARM TEMP HIGI HECK OIL LEVEL DATA SET ERROR 2 SET ERROR ARO3 SET ERROR AROS SET ERROR 47 Schedule operation display When the compressor operates by schedules or is waiting for the start The left figure is displayed when pressing schedule operation button If pressing START button after selecting schedule operation mode it operates and stops according to the pre defined time Manual no load operation display No load operation display when pressing manual no load start button To return to the load operation press it again Stop delay time count Insufficient coolant trip display water cooling type When the compressor stops due to insufficient coolant A trip occurs when the coolant flow switch operates for 5 seconds after 15 seconds of the operation Notes detected only when the main motor
21. relay Operation MB Operation It detects internal Crrent P B If excessive current is pressure and disables the setting allowed the compressor operation in case of 2 0 remp stops due to fan motor and lower pressure E overload Contact point A B Contact point On 2 0 bar and higher pepe Normal 97 98 off Off 2 0 bar and lower Overload 97 98 on 49M2 main motor overload relay RC A knob Condition LED working condition Set the operating current Normal operation Light out Time knob During Overcurrent before shutdown Red light flickering every 0 4 second Set the operating time operation Phase unbalance 30 50 Green light flickering every 0 4 second O L Fault LED Over current after shutdown Red light on LED working according Green light flickering one time every 3 seconds with red light on Open phase Green light flickering two times every 3 seconds with red light on Test Reset Green light flickering three times every 3 seconds with red light on E Open phase 2 Red light on for 0 9 second Red light out only for 0 1 second condition of button output contacts Reverse phase Red light and green light flickering by turns 2 Trip Alarm LCD Messages Alarm display compressor operation If the following messages are displayed immediately replace the filters and check them Micom LCD Displa Detection Measure Measure AIR F CHANGE Use time Reset t
22. when replacing If no 97 terminal and no 98 terminal were contacted CHANGE POWER CA AULT RESETS 97 98 terminals when the power is out 49M2 is bad How to reset Make it corrected and push the STOP button of Micom EMPR Reverse phase detector 52 1 HamShin GRH3 star delta User s Manual 5 Abnormal temp sensor trip DXX Causes temperature sensor fault Checkpoint Check sensor cable connection sensor cable I SENSUR disconnection and sensor Take a measure by referring to TROUBLE the following figure How to reset After taking a measure press STOP button of Micom Check whether the connector is correctly inserted to Check any disconnection of sensor cable in Check any disconnection of sensor cable in b Temperature u sensor Jet 5 Dx Causes pressure sensor fault Checkpoint Check sensor cable connection sensor cable P SENSOR disconnection and sensor Take a measure by referring to the following figure How to reset After taking a measure press STOP button of Micom TROUBLE PRESSURE Check whether the connector is correctly inserted in Check whether the sensor cable is disconnected in 5 Check whether the signal cables in and are connected 7 Abnormal ANSWER trip XX Causes abnormal auxiliary contact point 13 14 of 42 52 magnet H Checkpoint check the 42 52 magnet auxiliary contact point inside the
23. 01 and pressing ENT button the cursor is moved on A in the left screen If pressing ENT button again the cursor is moved on MO Place the cursor on press ENT button change the data by using A v buttons and press ENT button completing the data change Place the cursor on SA press ENT button change the data by using A v buttons and press ENT button completing the data change gt DY1 MO From Monday start operation gt DY2 5 Until Saturday end operation ON 08 00 Starts at 08 O0 start time OFF 12 00 Ends at 12 00 end time By changing A D in A operation start end time can be set in detail MO Monday TU Tuesday WE Wednesday TH Thursday FR Friday SA Saturday SU Sunday 5 Operations Y D switchover time setting Second TO1 S gt 11 05 00 212 00 00 QV 00 00 Auto stop time setting Minute Second TO2 M S gt 11 10 00 gt 12 00 00 QV 00 00 The compressor stops if it operates under no load longer than the pre defined time Place the cursor on T01 and press ENT button Then the left screen appears Place the cursor on gt 1 05 press ENT button change the data by using A el buttons and press ENT button completing the data change Then if pressing ESC button the screen moves to the higher menu If placing the cursor on T02 and pressing ENT button the left screen appears Place the cursor on gt 1 10 press ENT button change
24. 100A Single Stage Oil Injection Screw Air Compressor m min OIL CAPACITY 0 DRIVING METHOD Gear ES Belt driven STARTING CONNECT PIPE SIZE MOTOR POWER KW Direct Star Delta Starter POLES P VOLTAGE V FREQUENCY Hz AC220 380 440 3 Phase PROTECTION DEGREE FAN MOTOR KW SERVICE AIR TEMP C Ambient Temperature 15 C ALLOWABLE AMBIENT TEMP 0 NOISE LEVEL MAX 40 C NOTE DIMENSION and other data may change for the performance improvement 70 Hanshin star delta User s Manual 10 Maintenance Checklist Check or cleaning Replacement Check period Notes mth 2 mths 6 mths 1yr 1000h 3000h 6000h 12000h 24000h Parts to check Check indication Temp Pressure Check 9 Electric box Check Cleaning if there is built in dust Protective safety Check Check indication devices D Power cable za Check Visually check coupling status Check cable s tightness Replenish if insufficient 3000Hr Oil amp Filters Replacement in the first 500h If differential pressure is 1 0bar and higher Replacement in the first 500h Belt and coupling Safety valve operation Check Abnormal noise vibration Check tension separation Refer to motor s spec Refer to motor s spec o O 4 years 71 10 Maintenance Checklist 11 Operation L
25. 2 Names of Parts 3 Electic Wiring 3 Electic Wiring 3 1 Wiring The lead in cabling to the compressor should be executed by an competent engineer Any poor wiring may cause electic shock or other electric fault Do not alter control parts or electric circuits attached to the electric box The compressor may be damaged due to malfunction of protection Caution When opening the electric box door for routine maintenance or repairs the main power should be turned off to avoid any electric shock accident 1 Wiring 2 Electric cable specifications The compressor is already wired internally If Use the EV or CV cable for 600V For the thickness opening the front door you may find a hole for refer to page 24 lead in power cable on the bottom of the right side ire j Rated t of mai t Insert a wire into the hole for connection REC CURENT eee BA MA 33A 29 41A M e 140A 356A 206A 178A The n current may vary depending on a motor type 3 Groundine If opening the front door there is TB1 Please Ground in accordance with the KSC Rules The connect the power to it grounding terminal inside the compressor s electric box is located as presented in the below figure 1 connection terminal In case of wiring to the electric box use rubber bushing to protect the cable sheath and wire it to avoid removal of the sheath Grounding terminal spec fo
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27. Micom s display shows any rises of pressure temperature Check whether it generates any abnormal noise Direction of fan Make sure to check the direction motor rotation AN because reverse rotation for several seconds may cause the damage on Caution the air end Please note that it automatically starts operation in the stand by modes P1 HIGH P2 HIGH AUTO STOP if the internal pressure falls Caution 36 Hanshin star delta User s Manual During Operation Check whether the oil level is between the normal ranges If insufficient stop the compressor check whether the internal pressure is 0 bar and replenish the oil Check whether it operates under the specified pressure While opening and closing the discharge side valve slightly check whether it converts between load and no load operation depending on the pressure Completely open the ball valve and operate it Manual no load operation function test Press Manual No Load button to check whether it manually operates under no load Press it again to check whether it returns to the load operation Auto start test If pressing START button before the internal Indication should be pressure falls under 2 0 bar just after stop it between both limits gt 71 displays P1 PRESS HIGH if the internal Kei pressure falls under 2 0 bar check whether it VY automatically starts to w A Stop Press STOP button
28. NG p 9299 P2 PRESSURE Data Setup Screen PROGRAM STOP RUN PARAMETERS SET CLOCK Press button to convert Press 4 button to convert It is automatically converted by operation status It is automatically converted if releasing if any a trip It is converted by pressing and ENT It is converted if pressing ESC It displays operation frequency no load frequency filter and operation time It is displayed if the compressor turns on and operates normally The screen depending on operation status is displayed The screen is used to check operation data setup and the values 5 9 Operation Data Setup and Check 5 Operations 1 Operation Display PRES TEMP 9 9 Bar 999 5 99999 Hr YY MM D D hh mm FAN MOTOR Ii OVER LOAD CHECK FAN MOTOR DXX MAIN MOTOR 42 ANSWER SIGNAL OFF CHECK MC42 AUX 999 Dxx DISCH TEMP 110 OVER CHECK OIL LEVEL Main Screen Display discharge pressure discharge temp total operation time go to the auxiliary operation screen press button PRES 9 9 operation pressure display TEMP 999 discharge temperature display OPER compressor s total operation hours Auxiliary Screen Display the motor start frequency and load no load operation conversion frequency To go to the main screen press 4 button S 9999 Motor start f
29. User s Manual of Compressor c IVlicom Controller 206 254 204 E OSs eh Lor S HANSHIN MACHINERY CO LTD Be sure to check airend rotating direction when operating the compressor for the first time after installation If it rotates in the opposite direction the airend can be damaged Be sure to check the rotating direction The user s manual is prepared based on GRH3 100A Read this manual carefully before installing and operating the compressor and use it properly In addition after reading this manual keep it close to the compressor for future reference such as repair maintenance or trouble GRH3 star delta User s Manual Preface Thank you for purchasing Hanshin Compressor Hanshin Screw Compressor is the product developed by our long history abundant experience and accumulated technology The screw compressor has been verified for the performance by examined design and appropriate reliability test and is conveniently programmed to be optimally operated when the control related data are automatically calculated and changed if a user simply changes the operation pressure by Micom s control almost close to AI The function guarantees that the compressor operates optimally so the company assures of high performance highly evaluated from users Every machine and controller may show 100 of the performance as long as it is clearlyunderstood and well maintained Please read this manual
30. aa HOSN3S JHNLYYJJNWAL st JAVA 710 3onvo 3unss3sd 3DYVHOSI 540 3onvo 4817 0 670 dION3108 3AWA MO3HO Nuni3H Eegen 5 70 3NI1 IVNOIS TOHINOO JATYA YOIH 30H1NOO Se MO HAH SSS rr LLL LL E y e Jm T eec 8S 15 gt SESCH siia urs iux HALO Quana 4 GU ff ud k d ve Kee E 8 IS 2 onion 691000 rd maaa H ae HOION 9 D 1 E E 4 SCH gt gt MH L See lt EZ JM NE o mn ve S 0 BOLOW 186 J Bi SATA TOHINOD ae ON T TIR MOJIM LL 60 Hanshin GRH3 star delta User s Manual 8 2 Control circuit 1 Analogue Controller ACP 2007 GRH3 20A 35A Ieq yz 193 a1nssadd ay jr 3 p e neurojne 10ssa1duroo y yey ajou oseo d ay esu onssoud sdojs 1ossa1duroo y yey uo psnoouej nuris schuet 401
31. bar during operation The compressor needs inspecting in detail Pleae contact your dealer or our A S service center 56 Hanshin GRH3 star delta User s Manual 7 Maintenance 7 1 Regular Maintenanc Before maintenance and check read About Safety carefully Every time you maintain the compressor make sure to turn off the power Or it may cause unexpected accidents such as electric shock When coupling or disassembling parts discharge the internal pressure to the air Caution In case detaching bolts and pipes it may cause a trouble due to internally remaining pressure Routine operation control Please record the daily operation details in the compressor operation log Maintain the compressor if any values higher than the settings are found 2 Regular maintenance 1 For the maintenance criteria refer to the maintenance list Depending on the environment situation of installation place the compressor may be necessarily maintained earlier than the standard maintenance 2 If any abnormal parts are found during the maintenance promptly replace them 3 Make sure to replace them with the company s genuine parts 3 Motor protection and maintenance 1 Temperature rise The temperature rise limit of the motor coil is 125 based on 40 ambient temperature If the motor overheats even under normal load operation check the motor immediately refer to the motor Os specification
32. be executed by a competent engineer user adds a control circuit to the product or attempt to modify or alter the product without permission it may cause physical injuries or damages on the product due to the malfunction of the protective devices which may not be covered by the warranty At the moment the product may be repaired by our pay service Do not use the compressed air of the compressor for direct inhalation or air supply source of the respiratory organs It may cause dangerously physical injuries Warning or Caution in the manual contains important information that should be always followed 1 2 About Marks and Symbols The important items to be noted for the safe use and trouble avoidance are marked as below so every operator should understand and keep them Marks Warning The mark is displayed when there is any possibility of death serious injuries or Warning other dangerous situation unless the product is handled properly Caution The mark is displayed when there is any possibilityof slight injuries dangerous Catan situations and damages on properties unless the product is handled properly Prohibition It means prohibited operation or handling The prohibition is displayed as characters in the mark 6 Hanshin GRH3 star delta User s Manual 1 3 Check Caution Warning Label 1 GRH3 20A 25 30 35A 50A Discharge pressure ejection Electric shock When checkin
33. ckness may need reselecting 110 2 Grounding Spec AC220V AC440V AC220V 5403 400 5403 250 5603 600 150 Grounding specifications are as follows 180 Grounding type Grounding resistance AC220V Type 3 1009 and lower AC440V AC220V AC440V 5403 350 ABS803 700 ABS403 400 AC440V special type 3 109 and lower The above capacity used to select a breaker is available for Inverter and Y D operating models Cable thickness mm 20A and lower 2 0 and thicker 2 0 and thicker 50A and lower 3 5 and thicker 100A and lower 5 5 and thicker 150A and lower 8 0 and thicker 200A and lower 14 and thicker 400A and lower 22 and thicker 600A and lower 38 and thicker Make sure to install a circuit breaker on the power e Please ground the compressor to avoid any damages on the main motor or electric shock accident Caution 24 Hanshin GRH3 star delta User s Manual 4 Installation and Piping 4 1 Identification of the product specifications When accepting and unpacking the compressor please check the specifications such as pressure voltage and frequency by using the plate attached on the left side Check whether there is any damage scratch or transformation on covers during the transportation 4 2 Cautions for Transportation Using a forklift Using a crane Using a wire with Use a plate to avoid any scratch proper strength Using a scratc
34. e with metals cement or crushed rock he warranty is valid only in the Republic of Korea Any secondary damages such as production schedule delay resulting from the trouble of the product may not be covered by the warranty Ihe warranty is limited to the foresaid issues If any trouble occurs during use please contact your dealer or our A S service center 2 A S Service Before asking the repair make sure to read and recheck Troubleshooting first If the production is not recovered even after the troubleshooting check the followings and contact your dealer or our A 5 service center Type Manufacturing number e Operation time and e Trouble description e Operation status of the facility 12 Quality Warranty 13 Outside Drawing by Models 13 Outside Drawing by Models Air Discharge 25A Ball Valve zzz REAR VIEW 74 Hanshin GRH3 star delta User s Manual 2 GRH3 50A Air Disch ange 40A Ball Valve _ a inii HERE HE m S 7 m REAR VIEW 75 13 Outside Drawing by Models lt kam lt LO co an pa ge BA SR 5 CETEL 2 DEL lt H 0002 s10H08O 70027 pr 06 uj 91980 094 mu ar
35. en E I SEH WIT HOS RS SS A LMA E NAAN SEET AG RRR Jajojuoz MA BABA vos SBieyosig an uog2euuo jong 203 PIM BAG 76 Hanshin GRH3 star delta User s Manual 4 GRH3 75W 100W Appearance 0661 080 AN SN Ai i Ak A 906 3 eS LNO URSIN SAE A VOt Z 081 012 7700007 1130 1700 490554105 jong 204 VON GAP 71 Inside discharge pressure connection holding pressure valve gauge separator tank oil inlet water in water out Si Outlet for cooling water internal pressure oil gauge gem a 13 Outside Drawing by Models control panel power cable connection control parts Internal puressure switch qe inhanlation filter E oil filter oil discharge valve after cooler inhanlation valve Flow switch thermostat valve EL coupling casing A coupling oil cooler 76 Hanshin
36. f lives No one is allowed to be under the compressor while it is being moved It may cause a loss of lives 12 Hanshin GRH3 star delta User s Manual 13 B 1 5 Installation Place and Cautions for Installation Place The compressor is designed to use indoors Please avoid installing it outside Installing in a place directly exposed to raindrops or underground with hot ambient temperature may cause electric shock drain or rust Installing the compressor in a place with vibration may cause bad contact destruction of air end and piping so a measure should be taken before the installation If the compressor is installed in a place with harmful gas it may cause oxidization of lubricant and corrosion parts Do not leave any flammable materials around the compressor Any work causing a fire is also prohibited Once a flame is moved into the compressor it may cause damages Do not install the compressor in a place with 40 and higher ambient temperature It may cause a fire or damages on the compressor Installation When installing it in an airtight space it needs induction and ventilation pipes And the vent needs a Caution fan to ventilate the space 1 About Safety 1 6 Cautions for Electric Wiring Wiring Wiring should be executed in accordance with the indoor wiring rules of the common industrial technology standard electric facility standards
37. g replacing parts the compressor The power should be off before checking the electric should stop with the pressure set to 0 Ss box because of the danger of electric shock A special attention should be paid around a safe After turning it off a sign Power off for check valve because it may work during operation N We gt lt should be indicated to avoid accident Beware of a scald Be careful of being rolled by rotation e Oil cooler air end and tank may be very hot during e Do not touch yourself or other articles on any or just after operation probably causing a scald rotating parts such as main fan motor e When working around any heating source you e The power should be off before repair should wait until it is cooled after turn off maintenance and other works 1 About Safety Be careful of being rolled by rotation Do not touch yourself or other articles on any rotating parts such as main fan motor e The power should be off before repair maintenance and other works Cautious of Inhalation Beware of a scald Poorly ventilated indoor operation may cause death or accident Do not directly inhale the compressed air nor use it for air supply of the respiratory organs e Oil cooler air end and tank may be very hot during or just after operation probably causing a scald e When working around any heating source you should wait until it is cooled after turn off 8 Hans
38. h protective cloth Using a strut to protect covers 2 Ki S 5 5 5 Completely load it so that the fork comes out Using shock absorbing materials to protect the frame and rope Weights of compressor models Model GRH3 20A GRH3 25A GRH3 30A GRH3 35A GRH3 50A GRH3 75A GRH3 100A Total 673 700 726 753 940 1596 1713 weight kg NOTE GRH3 75W 1383kg GRH3 100W 1500kg 25 4 Installation and Piping 4 3 Cautions for Installation The production can be used for a standard life as long as the installation place is well selected Do not leave any dangerous flammable materials around the compressor It may cause a fire resulting from the heat generated during the operation Do not attempt any work potentially inducing a fire The flame may be spread Caution into the compressor possibly damaging the product 1 Compressor Installation Place Install the compressor in a bright wide and well ventilated place Fan Piping space If an installation place is not m When repairing and wide enough install a fan to M maintaining the discharge air limit the ambient temperature pipe secure a wide space lower than 40 Air inhalation space A proper space should be Na Foundation secured to facilitate air EN When installing the inhalation E compressor in a place with vibration anti vibration pad is to be used 2 Cautions fo
39. he time after replacing air filter OIL F CHANGE Use time Reset the time after replacing oil filter SEPARATOR CHANGE Use time Reset the timer after replacing separator DISCHARGE TEMP HIGH Temp sensor Check oil level and clean up the cooler 95 109 P1 LOW LOW 63A Adjust internal pressure adjustment valve Trip display compressor stop If the following messages are displayed check the accurate trip location take a measure and restart the compressor Micom LCD Display Detection Measure Remarks FAN MOTOR OVERLOAD 49 1 Check fan motor and electric wiring MAIN MOTOR OVERLOAD 49M2 Check 49M2 and main motor EMPR ANSWER SIGNAL OFF 524 42 Check operation signal DISCHARGE TEMP 110 OVER Temp sensor Check oil level and clean up the cooler T SENSOR TROUBLE Temp Sensor Check temp sensor and wiring P SENSOR TROUBLE Pressure sensor Check pressure sensor and wiring REVERSE PHASE 49M3 Lead in power reverse phase WATER FLOW ERROR WFS Coolant level and pro switch NIe 3 4 6 6 f 8 51 6 Troubleshooting B 6 2 Trouble Causes and Measures 1 Fan motor overload trip Causes fan motor overload or wrong connection of fan motor power cable Checkpoint check the current and electric wiring If overload is found as a result of measuring the current itl OVER LOAD check it as follows HECK FAN MOTOR How to reset press then press STOP button on Micom FAN MOTOR
40. hin GRH3 star delta User s Manual 2 GRH3 75A 100A Discharge pressure ejection When checking replacing parts the compressor should stop with the pressure set to 0 A special attention should be paid around a safe valve because it may work during operation Beware of a scald e Oil cooler air end and tank may be very hot during or just after operation probably causing a scald e When working around any heating source you should wait until it is cooled after turn off Electric shock The power should be off before checking the electric box because of the danger of electric shock After turning it off a sign Power off for check should be indicated to avoid accident Be careful of being rolled by rotation Do not touch yourself or other articles on any rotating parts such as main fan motor The power should be off before repair maintenance and other works Be careful of being rolled by rotation Do not touch yourself or other articles on any rotating parts such as main fan motor e The power should be off before repair maintenance and other works AM Cautious of Inhalation Poorly ventilated indoor operation may cause death or accident Do not directly inhale the compressed air nor use it for air supply of the respiratory organs 1 About Safety Beware of a scald e Oil cooler air end and tank may be very hot during or just after operation pr
41. nlet larger than 1m2 per set at a lower place The air inlet should gt ps be protected against dust e Vent opening Vent opening is to be installed on the top of a building so that hot air is ventilated to the outside Vent duct When installing a vent duct make sure to connect it to the compressor cooler s upper vent When installing a vent duct on the compressor install it in a structure to easily repair and maintain Ventilation data Tf vent duct is not installed MV GRH3 20A GRH325A GRH3 30A GRH3 35A GRH3 50A GRH3 75A GRH3 100A vol 105 105 105 105 150 300 300 m min 28 Hanshin GRH3 star delta User s Manual 4 Installation of Ventilator When installing a ventilator refer to the following figure Sound absorbing y material Au 29 f the compressor is installed in an airtight place or a place with lower ceiling install the air inlet and vent opening as presented in the left figure and attach ventilation fan on the opening Locate the air inlet in a position with little moisture or dust and close to the ground The opening should be attached to a position well ventilated to the outside When connecting a vent duct to the compressor s cover do not use a vis and instead use a tab for the attachment on the compressor s cover When installing a vent duct install a net and similar devices at the end
42. nnected to 104 terminal r The operation stop can be controlled by Micom s controller even during remote operation 5 Operations 5 3 Initial Operation amp Routine Operation 1 Initial Operation Before operation Check whether the compressor is horizontally installed Check the internal status of oil level and compressor visually e Connect the pipe at the compressor 2s discharge side and open the discharge side valve Check whether the voltage and spec of the compressor coincide after connecting to TB1 inside the electrical box Keep the surrounding of the compressor tidy Start Turning on the MCCB allow the power for the control Check whether the STOP lamp of the Direction of cooled controller is on air flow exhaust Press START button to start operation Immediately check the rotation direction of air end stop it by pressing Emergency Stop button in case of reverse direction and replace 2 phases of the wire connected to 1 by referring to the following figure Reverse Replacing R S Ge EA A e 2 gt T gt lt R S T R S T Direction of cooled air flow inhalation Press START button to restart after the replacement Immediately re check whether the rotation direction of air end is correct 7 D D ec Direction of cooled air flow inhalation Check whether
43. o use the manual The screw compressor is intended to be used domestically the Republic of Korea The manual describes the routine operation repair and maintenance of the manual as well as the installation general management and periodic maintenance of it Before installing the compressor carefully read this manual fully understand it and follow the description Also keep this manual handy for future reference If you find any doubtful content in the manual please contact your dealer or the company 5 A S service center TEL 031 494 8484 Do not directly inhale compressor air nor use it for machines designed for the respiratory organs Direct inhalation may cause dangerous unexpected accidents such as dyspne Warning Explanation GRH3 100A Output HP Air cooling A Water cooling type W The informative plate as model serial number operation pressure and voltage is attached on the left side of the compressor Please fill it for your regular maintenance and parts order MODEL SERIAL NO WORK PRESSURE VOLTAGE MANUFACTURING About how to use the manual 1 About Safety 1 About Safety For the safety purpose read the cautions and warnings specified in the manual carefully and fully understand them for proper use The chapter especially highlights the safety items 1 1 General Cautions The installation operation preservation repair and other works of the product should
44. obably causing a scald e When working around any heating source you should wait until it is cooled after turn off 10 Hanshin 11 GRH3 star delta User s Manual 1 4 Safety Rules Common rules Before operating maintaining or repairing the compressor fully understand the manual Make sure to wear proper safety devices and uniform when repairing or maintaining the compressor Especially when assembling or disassembling a heavy article you should put on helmet and safety boots Since a very hot air may be emitted you should wear protective uniform or goggles Setting or re setting the values of the compressor should be executed by an expert If it is not possible an engineer worker should follow the directions from an expert or an experienced engineer 1 About Safety Transportaion Using a forklift When transporting the product it needs covering with a cloth to avoid scratch or transformation A forklift used to transport it should be a suitable type to avoid overturn and other accidents Using a crane When transporting the compressor using a crane check the load and slowly moveit by using a rope or a crane Thecompressor should be covered with a cloth or shock absorbing materials to protect against the rope on the top When moving it using a crane move it slowly while leveling Unbalanced transportation may cause a fall probablyleading to a loss o
45. og Log Operation 11 jueorqnT 511 o1nssoJd 72 Hanshin GRH3 star delta User s Manual 73 12 Quality Warranty Warranty period of major parts 4 Warranty period first occurrence Based on the date of use Based on the date of delivery Air end 24 months 30 months Instrumentation and control parts 6 months 12 months Other parts 12 months 18 months Warranty coverage any trouble that occurs under the normal use in accordance with the user s manual and the notices attached on the product shall be warranted by replacement of the product or its parts free of charge However the following cases shall be covered by pay service In case the warranty period is expired 2 User s mishandling Any trouble or damages resulting from repairs or alteration executed by others save for the authorized dealers agents Any trouble or damages owing to use of non genuine parts Damages from abnormal power attributable to fire earthquake flood lightning and other natural disasters Trouble or damage attributable to wrongly selected installation place i e Operation beyond the allowable ambient temperature between 0 40 C Prohibited conditions any place with flammable combustible or explosive gas or any plac
46. op it check the flowmeter and replenish it more if the level is not sufficient D Open the front left of the sound proof cover 2 Loosen the oil filter by using chain wrench or other tools 3 To couple the oil filter apply small quantity of oil on O ring by hands and smoothly tighten it by using wrench or other tools 4 Visually check whether it has any oil leakage while operating the compressor 58 Hanshin GRHS3 star delta User s Manual 59 4 Replacement of oil separator 3000hr High pressure hose Fixed bolt 6 Cleaning dust filter Dust filter Open the front left of the sound proof cover 2 Loosen the upper bolt of separator tank by using spanner and other tools 3 Loosen the high pressure hose Replace the separator and gasket Visually check whether the compressor has any oil leakage during operation after replacement D Detach the rear left right sound proof cover 2 Loosen the cooler cleaning bolt 3 Remove dust while ejecting the compressor air toward the cooler There are two dust filters on the front right of the compressor Periodically check it and clean up as follows D Clean it up with air 2 Or use the compressor air to clean it up 8 Control System 8 1 Compressor Configuration Layout 8 Control System A HOSN3S SHNSS3Hd amp SHNSSAHd s
47. other materials Operate it once a week for at least 30 minutes to avoid rust inside pipes of the compressor 1 9 Cautions for Maintenance Pressure Stop the compressor and check whether the pressure 15 set to 0 bar and whether any remaining pressure inside pipes exists When replenishing oil or checking the electric box make sure to turn it off tirst Power Keep the operation log Routinely check the compressor e Make sure to use the genuine parts only The For the checklist refer to the contents specified compressor may not work nor cause a trouble in page 63 unless the genuine parts are used 17 1 About Safety 2 Names of Parts 2 Names of Parts 2 1 GRH3 20A 25A 30A 35A 50A Fully understand the names and functions of parts relating to the routine operation and manage the compressor 1 Appearance vent duct connector upper cover oil gauge window right side door R Rear side compressed air discharge outlet left side door R left side door L 18 Hanshin star delta User s Manual 2 Inside cooling fan control panel internal pressure gauge power cable connection i oil inlet oil gauge oil discharge valve A vent duct u compressed air discharge outlet main motor motor base 19 LSA d Ge 2 NT Na
48. peration falls up to 2 0 bar if it automatically stops the internal pressure falls up to 0 bar e Position automatic restart If P2 pressure falls lower than 6 0 bar after auto stop the compressor automatically starts Pressure variation of each part during the operation and at the auto stop Pressure 7 gt Operation condition Load operation Normal if pressure variation is within 1bar No Load operation 2 0 bar 6 7 bar Auto stop 0 bar 6 7 bar 66 Hanshin star delta User s Manual 8 4 Arrangement Diagram and Spec of Control Parts 1 Inside View of Electrical Box GRH3 20A 25A 30A 35A 50A Analog controller 63AX 26X 49M2 Transformer 52X TB2 CT TB1 Micom controller MCCB Transformer 49M2 6 42 52 Power supply TB2 CT 88F 1 49M1 Emergency Stop button Power cable lead in opening 67 8 Control System 2 Inside View of Electrical Box Micom Controller GRH3 75A 100A GRH3 75A 100A TB2 MCCB 57 42 Be Ei z 0 1 WK FEEL Jellellel 49 1 Transformer Power supply 49M2 CT 1 GRH3 75W 100W TB2 Transformer MCCB1 Power supply MCCB2 52 40M2 1 6 68 Hanshin star delta User s Manual 2 Spec of Major control parts Spec of AC220V 60Hz control parts Mark Name Manufact
49. r Installation Install the compressor inside a building free of dust and with low ambient temperature Dusty materials such as metals rock and dust Raindrop underground and excessive moisture Place with harmfulgas OI M Damaged air end due to deteriorated motor insulation Electric shock defective motor insulation malfunction of controller and generation of condensed water Oxidized lubricant and rust 26 Hanshin GRH3 star delta User s Manual nstall the compressor in a leveled place with little noise reflection Install it horizontally Do not use any hard block as Cautious against noise on the ground a strut reflection from walls Install the compressor indoors only If the compressor is installed outside it may cause a trouble due to moisture and dust nstall air induction exhaust pipes in the installation place to ventilate properly If ambient temperature rises due to the heat from the compressor it may cause a Warning trouble 21 4 Installation and Piping 3 Ventilation of compressor s room If the temperature of the compressor s room is higher than the allowable temperature range install a forced ventilation facility to ventilate promptly Operating the compressor at 40 and higher for a long time may cause a fatal Warning fault Vent duct e Air Inlet Prepare an air i
50. r the lead in M8 22 Hanshin GRH3 star delta User s Manual 4 Installation of circuit breaker for wiring If any impurities or dust is found inside when visually inspecting it turn it off and clean it up Attach a circuit breaker for wiring on the primary with compressed air power supply of the compressor For the capacity of the breaker refer to page 24 Black cable is power cable and the red white blue insulation tubes are inserted at the end of it If the When repairing or maintaining the compressor colors of insulation tubes are discolored to black make sure to turn if off first check the tightness of screws If screws are loosely tightened it may generate Example of circuit breaker wiring heat deteriorating cables and probably leading to a fire so they should be maintained once a month Lead in power R S T Cable checkpoints Main terminal TB1 Fan motor magnet Circuit breaker Main motor magnet Operation magnet 6 Check motor insulation resistance Connecting to TBI of the compressor s Take the following steps if insulation resistance is electric box to be checked for instance operation of circuit breaker 1 Turn off the power of the compressor 5 Routine checkpoints 2 Set the voltage range of insulation resistance tester lower than 500V 3 How to check the resistance Loosen the bolt with 4 motor s cable and separate the cable from the terminal Connecting to motor cable R S T
51. ration time HWO1 DY1 DY2 SA ON 08 00 OFF 12 00 HWO1 Ba DY1 MO DY2 SA ON 08 00 If placing the cursor on AR02 and pressing ENT button the left figure is displayed Move the cursor gt 1 1 0 press ENT button change the data by using A buttons and press ENT completing the data change if pressing ESC If pressing ESC button the screen moves to the higher menu 1 10 1 0 bar Caution The operation diff pressure should be set higher than 10 1 0bar Place the cursor on and pressing ENT button Then the left figure is displayed placing the cursor on AR03 and pressing ENT button then the left figure is displayed Place the cursor gt 1 7 0 press ENT button and change the data by using v buttons completing the data change if pressing ENT If pressing ESC button the screen moves to the higher menu Caution Do not set it over the rated pressure It may cause the trouble in the main motor Place the cursor on AR05 and press ENT button Then the left figure is displayed Place the cursor 1 1 0 press ENT button change the data by using A v buttons and press ENT button completing the data change Then if pressing ESC button the screen moves to the higher menu Caution Set AR05 higher than 1 0bar or the compressor may have a trouble due to frequent starts If placing the cursor on HW
52. reen Remote Controller JIHANE 3 9999 FAN MOTOR INVERTER OVER LOAD ERROR STOP CHECK FAN MOTOR INVERTER BOX OPE DXX DISCH TEMP M 110 OVER INVERTER CHECK OIL LEVEL AC220V power supply Compressor UTP LAN cable 1 line connection UTPcable connecitonposition with in Micom j Ei e any fm Tuan RE COM connect 4 5 Operations 5 7 Remote monitoring System Computer When remotely monitoring compressor operation stop control and operation status using Remote Monitoring Control System may facilitate the control of the compressor it is structured as follows Components computer COM card computer COM cable No of controlled sets 8 Computer monitor Every computer connected on LAN Internet Every computer connected to Internet No 1 No 2 42 Hanshin GRH3 star delta User s Manual 43 5 8 Micom Display Configuration amp Operations 1 Display Configuration Micom display consists of 4 screens main operation screen auxiliary operation screen operation status screen and data setup screen 2 Screen Operation flow Auxiliary Operation Screen 8 9999 1 9999 Air F 9999 Hr Oil F 9999 Hr 6011 S 9999 Hr j Main Operation Screen PRES 9 9 Bar TEMP 999 5 OPER 99999 Hr YY MM DD hh mm e o Operation Status Screen 9 9 Bar 9 9 UNLOADI
53. requency L 9999 Load no load conversion frequency Air F Air filter use time Oil F Oil filter use time Oil S Oil separator use time Fan Motor Trip Display When the compressor stops due to fan motor fault pxx troubleshooting page is displayed Refer to page 52 and control circuit trip occurs when No 5 terminal of TB2 97 98 is on Checkpoint 49M1 settigns fan motor and etc Main Motor Trip Display When the compressor stops due to main motor fault pxx troubleshooting page is displayed Refer to page 52 and control circuit trip occurs when No 6 terminal of TB2 95 98 is on Checkpoint 4EOCR main motor air end pressure setting Abnormal Operation Signal Trip Display When the compressor stops due to abnormal operation signal pxx troubleshooting page is displayed Refer to page 53 and control circuit trip occurs when No 8 terminal of TB2 13 4 is not on after the start Checkpoint 42 magnet aux contact point electrical wiring diagram drawing Excessive discharge temp Trip display When the compressor stops due to excessive discharge temp pxx troubleshooting page is displayed Refer to page 52 and control circuit trip occurs when the discharge temperature rises over 110 C Checkpoint oil level oil cooler tem Sensor and etc 44 Hanshin GRH3 star delta User s Manual Ibid TROUBLE CHECK TEMPERATU DXX P SENSOR TROUBLE CHECK PRESSURE 9 9 Bar AIR FILTER
54. s 2 Cleaning and insulation resistance check Frequently clean it up to prevent dust or impurities from inserting to the motor By measuring the motor winding with 500V insulation resistance tester during regular check check whether it indicates 10 and higher which is the normal status 3 Greasing the motor For the motor grease level and the interval refer to the motor specifications 27 B 7 2 Maintenance Methods 1 Replacement and cleaning of inhalation filter Separator tank Lubricant inlet 7 Maintenance The inhalation filter diff pressure during operation is 4 98kpa 508mmH20O The inhalation filter should be maintained according to the standard maintenance criteria D Open the front left of the sound proof cover 2 Open the inhalation filter cover and detach the filter 3 After detaching the filter a special attention should be paid to avoid any impurities or dust from inserting into the inhalation valve 4 Clean the compressor air to clean up the inhalation filter If itis time to replace the filter immediately replace the filter D Open the front left of the sound proof cover 2 Open the drain valve located at the bottom of the separator tank discharge the used lubricant and then close it again 3 Open the lubricant inlet and replenish lubricant Keep inserting it until it indicates the upper limit If lubricant is completely replenished operate the compressor st
55. t presure detected 9 9 Bar 9 9 SCH MODE Ss i RUNNING INSPECTROU 2 YY MM DD hh mn Gs 2 If selecting Schedule mode by pressing Schedule operation mode button once the following screen is displayed F AB E MODE PLE uum YY MM DD hh mm 3 If pressing START button it shows the following screen and the compressor operates and stops in accordance with the schedule operation time Schedule operation stand by screen 3 3 9 9 During schedule operation the screen is displayed SCH MODE when the compressor is stand by before the ON OFF RUNNING schedule operation time YY MM DD hh mn Schedule operation screen During schedule operation if the compressor operates at the time of schedule operation the left PRES 9 9 s TEMP 999 S Augen OPER 99999 Hr IY MM DD hh mm gt 39 5 5 Remote Operation 5 Operations It is basically structured so that the remote operation stop control and operation status are outputted to the contact Just attach the Start and Stop buttons as presented in the below figure TB2 Remote Signal Run Trip AC250V 3A DC30V 3A EA y D e
56. the data by using A v buttons and press ENT button completing the data change If pressing ESC button the screen moves to the higher menu Caution Do not set T02 shorter than 5 mins Frequent starts may cause the trouble in the main motor 3 Micom time setting When the compressor is released the time is set on Micom based on the standard time of the Republic of Korea Since schedule operation starts in the pre defined time make sure to set the time accurately A user does not have to re set the time except a special case and if the time should be inevitably re set set the time according to the following steps SET CLOCK SET CLOCK DST Time date year HH MM 80 00 DD MM 07 12 YEAR 2007 HH MM 80 00 D Place the cursor on PARAMETER and press ENT button 2 Place the cursor on SET CLOCK and press ENT button 3 Place the cursor on an item to change by using v lt p gt buttons and press ENT button to change time date and year HH hour MM minute DD MM 07 12 DD date MM month YEAR 2007 50 Hanshin GRH3 star delta User s Manual 6 Troubleshooting 6 1 Protective Devices and LCD Message List 1 Protective Devices The following protective devices are contained to protect the compressor against dangerous situation and the measures should be taken by referring the functions 63A pressure switch for internal pressure detection 49M1 Fan motor overload
57. to prevent birds or impurities from flowing inside Manufacture a vent duct so that R is as large as possible to reduce ventilation resistance f any noise is generated from the vent duct supplement heat resistant sound absorbing material inside it Attach the sound absorbing material tightly 4 Installation and Piping 4 4 Cautions of Piping 5 In case of a vertically upright pipe give a distance about 600mm and more from the cover 1 General piping surface considering the repair works When connecting a pipe to the main air pipe connect a flange or union to the compressor s discharge pipe to facilitate the repair maintenance and disassembly of the compressor 6 In case pipes from compressors join to the main pipe connect them upright to avoid the backward drain 2 attaching a ball valve or similar device on the discharge pipeline make a valve closed when it stops for a long time and prevent moisture from flowing backward 3 If the piping contains a concave or vertically upright pipe attach a drain valve on the bottom 4 Open the drain valve when stopping the compressor to discharge the condensed water 1 1 I Drain valve 30 Hanshin GRH3 star delta User s Manual 7 Cautions for parallel piping Completely close the stop valve of the discharge valve at the compressor that is manually stopped during the operation Operating
58. urer GRH3 20A ze as GRH3 50A GRH3 75A GRH3 100A MCCB Cable wiring LS IS BS32a 6A circuit breaker 1 Terminal block Geonheung KH6060 3 KH60100 3 KH60150 3 KH60200 3 KH60300 3 TB2 Terminal block Jeono JOTN 15A POWER SUPPLY DC power supply Suntronics VSF30 24 52 42 Main magnet LS IS GMC 100 GMC 150 GMC 180 Dynamic magnet GMC 40 GMC 65 GMC 100 Fan magnet GMC 9 GMC 12 Overload relay GTH22 5 3 3 GTH22 6 5 5 GTH22 11 8 5 Overload relay Samhwa EOCR SS05 Pressure switch CNS C110 Pressure switch DP 07 P SENSOR Pressure switch DANFOSS 53000 T SENSOR Temperature switch THERMO SWITCH Pt100 Ohm Spec of AC380V 440V 60Hz control parts Input voltage AC380V 440V MCCB GE 1515 BS32a 6A TB2 Terminal block Jeono JOTN 15A POWER SUPPLY DC power supply Suntronics VSF30 24 52 42 Main magnet 1515 GMC 40 GMC 65 GMC 85 GMC 100 6 I Dynamic magnet LS IS GMC 32 GMC 40 GMC 50 GMC 65 88F Fan magnet LS IS GMC 9 GMC 12 49M2 Overload relay Samhwa EOCR SS05 63A1 Pressure switch CNS C110 DP 07 P SENSOR Pressure switch DANFOSS MBS3000 KH100 ON Pt100 Ohm T SENSOR Temperature switch TRANS Trans Unyeong WY42 150AW WY 42 200 AW NOTE 50Hz 69 9 Specifications 9 Specifications COMPRESSOR GRNERAL DIMENSION CAPACITY FAD GRH3 20A GRH3 25A GRH3 30A GRH3 EE GRH3 GRH3 50A 75A GRH3
59. x el un orn ot D co 2 Ee 38 E e 4 9 E CO Kw Oo D e Si Z cet C 1 Remote Operation Remote Stop Solenoid Valve 4 On contact if any abnormal status It operates if turning on No 10 terminal 105 and No 12 terminal 24 once 2 Remote Stop It stops if turning on No 11 terminal 106 and No 12 terminal 24 once 3 On contact during operation During operation No 18 terminal 111 and No 19 terminal 112 are on If any trouble occurs No 20 terminal 113 and No 21 terminal 114 are on 5 Remote manual no load instruction terminal If No 04 terminal 24 and No 09 terminal 104 are on it operates under no load and when they are off its pressure is automatically controlled 40 Hanshin GRH3 star delta User s Manual 5 6 Remote Monitoring System Micom When it is necessary to remotely monitor compressor operation stop and operation status using Remote Monitoring Control System may facilitate the management of the compressor It is structured as follows Specifications Dimensions 320 W x 270 H x 120 D Power Supply AC220V Single Phase 50VA Connection Control Cable UTP Lan Cable 1 cable Every situation displayed on the compressor Micom such as compressor operation temperature discharge pressure filter use time and troubles is displayed on the remote monitoring system remote controller i e Operation status display sc
60. y press Emergency Stop button to stop it The compressor s discharge pressure is very high Never inject it toward a person To avoid any electric shock the power should be off before repairing or maintaining the compressor Do not leave any flammable materials around the compressor Never attempt a work probably causing a fire Do not inhale the compressed air from the compressor nor use it as the air supply for the respiratory organs Do not try welding or any similar works around the compressor Flames may cause a fire 1 About Safety Do not touch any hot parts of the compressor during or just after operation Also during maintenance do not touch yourself on them It may cause a serious Caution scald main motor or fan motor AN Make sure to turn off the power before handling the Warning Note that operation stand by in auto mode or compressor stoppage in schedule operation may resume the operation Caution N Do not set the pressure higher than the specification on the plate of the compressor It may cause a trouble Caution 16 Hanshin GRH3 star delta User s Manual 1 8 Cautions for Stoppage Parallel Operation Stoppage for a long while Valve closed Once the compressor stops close the ball and Turn off the main power when the compressor valve of the discharge pipes to avoid any is not used for period of long time backward flowing of water and

User`s Manual of Compressor

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