Hanshin Machinery GRH 3 series Скачать руководство пользователя страница 54

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6. Troubleshooting

8. Troubleshooting flowchart

Trouble

The compressor does not
start even though pressing
[START] button of Micom.

Is the red lamp on [TRIP]
of Micom on?

Is the [STOP] lamp of
Micom controller on?

Is the start standby message
displayed on the LCD of
Micom controller?

Is the rated power supplied
to the compressor?

Is the schedule operation
lamp on or is the schedule
operation mode selelcted?

The compressor needs
inspecting in detail. Please
contact your dealer or out
A/S service center.

Defect power supply

burnt fuse within Micom PCB
For fuse location, refer to page 34
For control circuit, refer to page 64

High P1 internal pressure or
63A switch fault
High P2 pressure

Abnormal power or

control circuit

Schedule mode selection
Schedule operation

Main motor overload trip
Fan motor overload trip
Pressure sensor fault
Temp. sensor fault
Main motor reverse phaes

Checklist

Potential trouble causes

Содержание GRH 3 series

Страница 1: ...User s Manual of Compressor...

Страница 2: ...dition after reading this manual keep it close to the compressor for future reference such as repair maintenance or trouble DANGER Be sure to check airend rotating direction when operating the compres...

Страница 3: ...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...

Страница 4: ...r Facilities 4 1 Identification of the product specifications 4 2 Cautions for Transportation 4 3 Cautions for Installation 4 4 Cautions for Piping 5 1 Micom Controller 5 2 Operation Control 5 3 Initi...

Страница 5: ...any doubtful content in the manual please contact your dealer or the company s A S service center TEL 031 494 8484 Type Explanation The informative plate as model serial number operation pressure and...

Страница 6: ...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 t...

Страница 7: ...d around a safe valve because it may work during operation Warning 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...

Страница 8: ...her works Caution Beware of a scald Oil cooler air end and tank may be very hot during or just after operation probably causing a scald When working around any heating source you should wait until it...

Страница 9: ...ld stop with the pressure set to 0 A special attention should be paid around a safe valve because it may work during operation Warning Be careful of being rolled by rotation Do not touch yourself or o...

Страница 10: ...ther works Caution Beware of a scald Oil cooler air end and tank may be very hot during or just after operation probably causing a scald When working around any heating source you should wait until it...

Страница 11: ...or 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...

Страница 12: ...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...

Страница 13: ...piping so a measure should be taken before the installation Caution If the compressor is installed in a place with harmful gas it may cause oxidization of lubricant and corrosion parts Caution Do not...

Страница 14: ...the electric box The grounding should be type 3 grounding if the voltage is lower than AC400V or special type 3 grounding if the voltage is AC400V and higher 1 6 Cautions for Electric Wiring Wiring C...

Страница 15: ...very high Never inject it toward a person Caution To avoid any electric shock the power should be off before repairing or maintaining the compressor Caution Do not leave any flammable materials aroun...

Страница 16: ...It may cause a serious scald Caution Make sure to turn off the power before handling the main motor or fan motor Warning Note that operation stand by in auto mode or compressor stoppage in schedule op...

Страница 17: ...enuine parts are used Stoppage for a long while Turn off the main power when the compressor is not used for period of long time Operate it once a week for at least 30 minutes to avoid rust inside pipe...

Страница 18: ...right door compressed air discharge outlet rears side door air inlet vent duct connector right side door R right side door L power cable lead in opening left side door R left side door L 2 1 GRH3 20A...

Страница 19: ...main motor motor base discharge pipe Oil After cooler discharge pressure connection motor pully pully belt inhalation valve aie end pully holding pressure valve safety valve internal puressure switch...

Страница 20: ...t door rears left door rears right door vent duct connector right side door right side door air inlet power cable lead in opening left side door air inlet 2 2 GRH3 75A 100A Fully understand the names...

Страница 21: ...l parts inhanlation filter oil filter oil discharge valve inhanlation valve air end coupling casing coupling vibration resistant rubber 2 Inside GRH3 star delta User s Manual power cable connection co...

Страница 22: ...Ground in accordance with the KSC Rules The grounding terminal inside the compressor s electric box is located as presented in the below figure Mainmotorcap 15 kW 18 kW 22 kW 27 kW 37 kW 55 kW 75 kW 1...

Страница 23: ...ightened it may generate heat deteriorating cables and probably leading to a fire so they should be maintained once a month Cable checkpoints 6 Check motor insulation resistance Take the following ste...

Страница 24: ...e following table The above capacity used to select a breaker is available for Inverter and Y D operating models Main motor capacity kW 15 18 22 27 37 55 75 110 150 180 Supply power spec AC220V AC440V...

Страница 25: ...te attached on the left side Check whether there is any damage scratch or transformation on covers during the transportation 4 2 Cautions for Transportation Weights of compressor models Completely loa...

Страница 26: ...ing the compressor in a place with vibration anti vibration pad is to be used Do not leave any dangerous flammable materials around the compressor It may cause a fire resulting from the heat generated...

Страница 27: ...st noise reflection from walls Install the compressor indoors only If the compressor is installed outside it may cause a trouble due to moisture and dust Install air induction exhaust pipes in the ins...

Страница 28: ...compressor cooler s upper vent When installing a vent duct on the compressor install it in a structure to easily repair and maintain Vent duct Air inlet Compressor Model Ventilation vol m3 min GRH3 2...

Страница 29: ...o 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...

Страница 30: ...he cover surface considering the repair works 6 In case pipes from compressors join to the main pipe connect them upright to avoid the backward drain Union Drain valve Drain valve Compressor Compresso...

Страница 31: ...wed 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 Operating Stopping Stop valve open...

Страница 32: ...capacity refer to the following table Drain valve The above data can be used to select a capacity depending on the air use conditions Compressor Model Receiver tank cap m3 GRH3 20A GRH3 25A GRH3 30A G...

Страница 33: ...le Operation button lamp If pressing SCH MODE button the schedule operation mode is selected If pressing START button after selecting SCHMODE it operates in accordance with the setting Operation data...

Страница 34: ...T button the compressor operates Stop button Stop lamp If pressing START button the compressor operates In Auto mode the compressor stops after no load operation for a pre defined time and automatical...

Страница 35: ...For the details refer to page 40 Remote Operation Stop Basically the operation stop control and operating status are configured to be remotely outputted by the contact Procedures 1 Operation and Stop...

Страница 36: ...of air end stop it by pressing Emergency Stop button in case of reverse direction and replace 2 phases of the wire connected to TB1 by referring to the following figure Press START button to restart...

Страница 37: ...on Auto start test If pressing START button before the internal pressure falls under 2 0 bar just after stop it displays P1 PRESS HIGH if the internal pressure falls under 2 0 bar check whether it aut...

Страница 38: ...e 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...

Страница 39: ...s and stops in accordance with the schedule operation time Displaying the pressure detected Displaying start presure Schedule operation stand by screen During schedule operation the screen is displaye...

Страница 40: ...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...

Страница 41: ...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 filt...

Страница 42: ...nd 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 set...

Страница 43: ...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 Main Operation Screen Operation...

Страница 44: ...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...

Страница 45: ...ssage 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...

Страница 46: ...atically 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 s...

Страница 47: ...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 n...

Страница 48: ...th and some other items are password protected to prevent any change without permission Every operation data are changed in PARAMETER By using button place the cursor on an item to change and then cha...

Страница 49: ...button change the data by using buttons and press ENT button completing the data change Then if pressing ESC button the screen moves to the higher menu Caution Set AR05 I1 higher than 1 0bar or the c...

Страница 50: ...tarts may cause the trouble in the main motor Auto stop time setting The compressor stops if it operates under no load longer than the pre defined time Place the cursor on PARAMETER and press ENT butt...

Страница 51: ...rip display compressor stop If the following messages are displayed check the accurate trip location take a measure and restart the compressor Detection 49M1 49M2 52 42 Temp sensor Temp Sensor Pressur...

Страница 52: ...et Press STOP button of Micom after taking a corrective measure 3 High discharge air temperature trip Causes high discharge air temperature Checkpoint refer to page 52 for compressor inhalation ambien...

Страница 53: ...re How to reset After taking a measure press STOP button of Micom Check whether the connector is correctly inserted in Check whether the sensor cable is disconnected in Check whether the signal cables...

Страница 54: ...p on or is the schedule operation mode selelcted The compressor needs inspecting in detail Please contact your dealer or out A S service center Defect power supply burntfusewithinMicomPCB Forfuselocat...

Страница 55: ...sound when it opens Is the pressure indication of Micom indicating 0 bar and higher The compressor needs inspecting in detail Pleae contact your dealer or our A S service center Inhalation valve fault...

Страница 56: ...nt end diff pressure of the separator within 1 0 bar Is the pressure suddenly changed and indicated Is the Micom s pressure indicating 0 0 bar during operation The pressure sensor is detached from Mic...

Страница 57: ...otor overheats even under normal load operation check the motor immediately refer to the motor s specifications 2 Cleaning and insulation resistance check Frequently clean it up to prevent dust or imp...

Страница 58: ...er Open the front left of the sound proof cover Open the drain valve located at the bottom of the separator tank discharge the used lubricant and then close it again Open the lubricant inlet and reple...

Страница 59: ...ration after replacement Detach the rear left right sound proof cover Loosen the cooler cleaning bolt Remove dust while ejecting the compressor air toward the cooler There are two dust filters on the...

Страница 60: ...60 Hanshin 8 Control System 8 1 Compressor Configuration Layout 8 Control System...

Страница 61: ...d STOP lamps are simultaneously on it means that the compressor stops due to the internal pressure rise When you repair or maintain the compressor please note that the compressor automatically restart...

Страница 62: ...62 Hanshin 8 Control System 2 Micom Controller GRH3 50A 100A...

Страница 63: ...63 GRH3 25A 30A 35A 50A Star delta GRH3 star delta User s Manual...

Страница 64: ...64 Hanshin 8 Control System GRH3 75A 100A Star delta...

Страница 65: ...2 pressure P6 7 0 bar No load operation No load operation 600 seconds Compressor automaticallystops Check P2 pressure P2 6 0 bar Check P1 pressure P1 2 0 bar Automatic start Fault occurs Start approve...

Страница 66: ...ressor automatically stops if P2 pressure falls under 6 0 bar the compressor automatically starts and internal pressure purge section The internal pressure P1 during no load operation falls up to 2 0...

Страница 67: ...3 20A 25A 30A 35A 50A GRH3 star delta User s Manual 67 MCCB 2T2 MCCB Power supply Transformer 52X TB2 Transformer TB2 49M2 CT TB1 CT 6 TB1 2T1 88F 49M1 88F 49M1 42 52 6 42 52 Analog controller Micom c...

Страница 68: ...ical Box Micom Controller GRH3 75A 100A 68 Hanshin TB2 Transformer MCCB1 MCCB2 Power supply CT TB1 Transformer Power supply 49M2 CT TB1 52 42 6 88F 49M2 TB2 MCCB 52 42 6 88F 49M1 GRH3 75A 100A GRH3 75...

Страница 69: ...Cable wiring circuit breaker Input voltage AC220V EOCR SS05 GTH22 5 3 3 GTH22 6 5 5 VSF30 24 GMC 12 GTH22 11 8 5 GMC 65 CNS C110 DP 07 THERMO SWITCH Mark MCCB TB1 TB2 POWER SUPPLY 52 42 6 88F 49M1 49M...

Страница 70: ...r OILCAPACITY DRIVINGMETHOD STARTING CONNECTPIPESIZE MOTORPOWER kW POLES P VOLTAGE V FREQUENCY Hz PROTECTIONDEGREE FANMOTOR kW SERVICEAIRTEMP ALLOWABLEAMBIENTTEMP NOISELEVEL Width mm Depth mm Height m...

Страница 71: ...ease Bearing Oil seal O ring Rotor Oil cooler After cooler 10 Maintenance Checklist Check point Daily Check period Parts to check Check indication Cleaningifthereisbuilt indust Check indication Visual...

Страница 72: ...tion Log Operation Operation hours Discharge pressure Discharge temperature Lubricant Noise Voltage Notes Current R S T Date of Check MM DD MM DD MM DD MM DD MM DD MM DD MM DD MM DD MM DD MM DD MM DD...

Страница 73: ...tions any place with flammable combustible or explosive gas or any place with metals cement or crushed rock The warranty is valid only in the Republic of Korea Any secondary damages such as production...

Страница 74: ...74 Hanshin 12 Quality Warranty 13 Outside Drawing by Models 1 GRH3 20A 25A 30A 35A 13 Outside Drawing by Models...

Страница 75: ...75 2 GRH3 50A GRH3 star delta User s Manual...

Страница 76: ...76 Hanshin 13 Outside Drawing by Models 3 GRH3 75A 100A...

Страница 77: ...4 GRH3 75W 100W GRH3 star delta User s Manual 77 Appearance...

Страница 78: ...ion valve Flow switch thermostat valve air end coupling casing coupling oil cooler Inside power cable connection oil inlet oil discharge valve discharge pressure connection holding pressure valve safe...

Страница 79: ......

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