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22  

Electronic Motor Protection Relays

Overcurrent operating characteristic setting

This is a function to set the operating characteristic of the overcurrent element.

Note 1) Upon initial setting, P-99 is displayed on the screen. Here, use the Up / Down key to change it into P-00 and press Enter. You are now ready for setting.

The DMPi main screen display (0.00A)

1. Press Enter from the main screen. (A-gr)

2. Press Enter from the A-gr screen. (1. PHR)

3. Press the Up-key menu once from the PHR screen. (2.CHA)

4. Press Enter from the 2.CHA screen to display ‘n-th’ (initial value).

5. The set value flickers. Use the Up / Down key to display the set value. 

Note1)

6. Press Enter for dEF setting.

     ① dEF (definite time), n-th (non-thermal heat build-up inverse time) or th (thermal heat build-up inverse time)

     ② When set as ‘n-th’ or ‘th’, “4.d-t” of the A group items is excluded from the setting menu.

7. Press Test / Reset to return to the display screen.

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Overcurrent operating time setting

This is a function to set the operating time of the overcurrent element.

Note 1) Upon initial setting, P-99 is displayed on the screen. Here, use the Up / Down key to change it into P-00 and press Enter. You are now ready for setting.

The DMPi main screen display (0.00A)

1. Press Enter from the main screen. (A-gr)

2. Press Enter from the A-gr screen. (1. PHR)

3. Press the Up-key menu twice from the PHR screen. (3.O-t)

4. Press Enter and the initial value 60sec will be displayed.

5. Use the Up / Down key to display the set value on the screen. 

Note1)

6. Press Enter to set as 30sec. (60 

⇒

 30 sec)

7. Press Test / Reset to return to the display screen.

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Operation 

&

 setting method

Summary of Contents for EMPR DMPi Series

Page 1: ...S Jinan Office China Tel 86 531 8699 7826 Fax 86 531 8697 7628 E Mail yangcf lsis com LSIS Co Ltd Tokyo Office Japan Tel 81 3 6268 8241 Fax 81 3 6268 8240 E Mail jschuna lsis com LSIS Co Ltd Rep Office Vietnam Tel 84 28 3823 7890 E Mail sjbaik lsis com LSIS Moscow Office Russia Tel 7 499 682 6130 E Mail jdpark1 lsis com LSIS Jakarta Office Indonesia Tel 62 21 2933 7614 E Mail dioh lsis com LSIS Ba...

Page 2: ...Electronic Motor Protection Relays ...

Page 3: ...The new standard of next generation motor protection relay With smart protection and safe control We provide the cutting edge digital total solution ...

Page 4: ...0 72 98 99 102 103 104 1 A list of standard models 2 EMPR Series 2 1 DMPi 2 2 GMP 2 3 IMP 2 4 MMP 3 EMPRRated specifications 4 EMPRAccessories 5 EMPR Operating characteristics curve 6 Direct mounting EMPR new old comparative table 7 Certificates ...

Page 5: ...nternal tunnel type T T T T T T T Screw type S S S S S S S Pin type P P P Protection functions Current Overcurrent Undercurrent Stall Jam CurrentPhase failure CurrentReversephase R CurrentPhase unbalance 3 3 Groundfault zerophasecurrent Z B Instantshortcircuit I Heat accumulation inverse time Definite time D Ground fault residual current Selective ground fault Protection functions Voltage Overvolt...

Page 6: ...R 3S 3SR 3TZ 3TZR 3TN 3TNR 3SZ 3SZR 3SN 3SNR 2S 2SA 3S 3SR C S P 24 48 110 220 380 180 480V 110 220V 110 220V 100 260V 100 260V 100 260V 100 260V AC DC 85 245V 100 260V 100 260V 100 260V 50 64Hz 50 65Hz 50 66Hz 50 67Hz 50 68Hz 50 69Hz 50 60Hz 50 60Hz 50 60Hz 50 60Hz T T T T S S S S a R R R 3 3 3 Z D N ...

Page 7: ...lure Cause Display Load Factor Display 4 digit 7 segment 4 digit 7 segment 4 digit 7 segment 4 digit 7 segment Auxiliary function SaveFailureCause Display Alert Set Return Method A Set Date Time Information Set Password Set Save Total Running Time Set Operating Characteristics Save Fault Wave Self test Restart Limit Select Starting Method Built in ZCT B Selective Ground Protection Setting On Off s...

Page 8: ...or Protection Relays GMP60 GMP80 IMP MMP T TE TA TD TDa 3T 3TR 3S 3SR 3TZ 3TZR 3TN 3TNR 3SZ 3SZR 3SN 3SNR 2S 2SA 3S 3SR C S P a a 4 digit 7 segment 4 digit 7 segment 4 digit 7 segment 4 digit 7 segment 4 digit 7 segment 3T A a A a M M M M M M ...

Page 9: ...onic Motor Protection Relays A6 8 Electronic Motor Protection Relays Revolutionary development of motor protection relays Complete motor protection is realized with real time data processing and high precision ...

Page 10: ...rage of failure causes Separated display part using cables MODBUS communication 4 20mA DC output Operating time displayed for each model 10 A list of standard models 11 Product characteristics 15 Rated specifications Model numbering system 16 Operation setting method 25 Terminal Configuration Wiring cable connection 31 Dimensions C o n t e n t s ...

Page 11: ...nction of 4 20mA DC output A is appended to its type name RS485 communication function and 4 20mA DC output function are not supported at the same time DMP06i SZ SB DMP06i SI DMP06i SZI SBI Note1 Penetrated type DMP06i T DMP06i TZ TB DMP06i TI DMP06i TZI TBI Note1 5 65A Terminal type DMP65i S DMP65i SZ SB DMP65i SI DMP65i SZI SBI Note1 Penetrated type DMP65i T DMP65i TZ TB DMP65i TI DMP65i TZI TBI...

Page 12: ...hedtothefrontpanel sothatinformationoncurrent operatingtimeand setupcanbeviewedwithouttakingouttheunit Withtheseparateddisplay motorprotectioncanbeperformed Communicationfunction General purposeRS485 MODBUScommunicationmodeisofferedforvarioussystemandcommunication networkconfigurations Modelswithanalogcurrentsignal 4 20mADC outputarecompatiblewithsystemsthat usestheexistingTD Transducer Awiderange...

Page 13: ...in10 90 Delaytimemaybesetwithintherangeof0 200secsothatitdoesnotfunctionuponstartup Reverse Phase Itisafunctiontopreventreversingofamotor Thephasedifferenceofthree phasecurrent iscomparedforoperationwithin0 1 1 0secwhenthephasesequencehaschanged Reversephaseischeckedonlyuponmotorstartup Under Current Protection Thisequipmentismainlyusedtomonitorno loadstatuscausedbytheseparationor damageofthedrive...

Page 14: ...nverter MODBUS RS 485 MODBUS specifications Communication code 1 247 Communication speed 9600 19200 38400 57600 bps Communication parity None Even Odd Fixed to 1bit 1bit Communication data swap Limited to float long data of Off On 0x04 Read input registers Block diagram of communication system ...

Page 15: ...pstate 4mA Settingvalueexceedingtherating 20mA Load Within500Ω Note Theallowableloadofcablesshouldbewithin500Ωandthecablesforshieldingshouldbeusedconsideringthe resistanceofthereceivedmeta Generally250Ω andlineresistance 20mA 13 6mA 16 8mA 0 15A 20mA 16mA 12mA 8mA 4mA 20mA 16mA 12mA 8mA 4mA 20mA 16mA 12mA 8mA 4mA 0A 0 1A 0 2A 0 3A 0 4A 0 5A 0 5A 60A 0A 1A 2A 3A 4A 5A 5A 60A 1 6A 10 2 20 3 30 5 50 ...

Page 16: ...0mA 5VDC 07 08 ZCT Input External 200mA 100mV Exclusive ZCT Note2 Built in Support Separate connection unnecessaryNote2 Service environment Service temperature 20 60 Storage temperature 30 70 Relative humidity Below 50 RH Without condensation Insulation resistance 100MΩ 500VDC Lightning impulse voltage 1 2X50us 5kV Prototype waveform supply Fast transient 2kV 1Min Power consumption Below 2W Rated ...

Page 17: ...on flickering Load factor display unit Depending on lighting status A Current A display unit Display of information Button TEST RESET Access TEST Mode and Release TRIP Go to the top of menu ENTER Access Menu and Change Save Setting Values UP Go to Items Measurement Value Group Menu Parameter Increase DOWN Go to Items Measurement Value Group Menu Parameter Decrease Digitaldisplay Unitdisplay Loadfa...

Page 18: ...esettingvalues Whennochangesaremadefor10minutes itcanbere insertedandchanged Note Withitswitchedon pressEntertoproceedtothenextmenuorpresstheTest Resetbuttontogobacktothepreviousmenu Relatedmenuscanbesetwiththesameprocedure Note Whenpowerissuppliedforthefirsttimeorafterpowerfailure thedateinformationmustbeinsertedatb gr4 S d 3 How to check the failure history 1 1 Pressthe Down Up buttonsatthesamet...

Page 19: ...displayed if a cumulative running time excesses a set running time Self diagnosis information Display communication error Whenacommunicationerroroccursbetweenthedisplayand body pleasecontactourofficewiththealarmmaintained External memory error When there is an error in the backup memory please contact our office with the alarm maintained Operation setting method Information display R C 50 120 A S ...

Page 20: ... Phase unbalance delay time Off 500 1500 Note6 O Off Phase unbalance delay time 0 200 O 0 Displayed upon 19 IC setting Phase unbalance delay time 2a 1a1b 2b O 1a1b Phase unbalance delay time I tp I AL ALo U C OrH g F Note7 O I tp Phase unbalance delay time On 60 110 O On Displayed upon 22 AL Alo setting A Group Note 1 When setting A group 1 PHA menu with 1P restricted setting with limited function...

Page 21: ...State maintained C Group Display Setting item Setting value Display value Single phase Note1 Default RemarksNote4 B Total operating time 0 9999day 0 23Time 0 59min O Operating time 0 9999 Time 0 59min O Operating time setting Off 10 8760 O Off Date settingNote2 2017 2100yea 1 12month 1 31day 0 23hour 0 59min O 2017 07 01 00 00 Automatic reset Note3 Off 1 20min O Off Communication network address 1...

Page 22: ...50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N Note1 Uponinitialsetting P 99isdisplayedonthescreen Here usetheUp DownkeytochangeitintoP 00andpressEnter Youarenowreadyforsetting The DMPi main screen display 0 00A 1 Press Enter from the main screen A gr 2 Press Enter from the A gr screen 1 PHR 3 Press the Up key menu 3 or 4 times from the PHR screen 5 r C ...

Page 23: ...T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N Overcurrent operating time setting Thisisafunctiontosettheoperatingtimeoftheovercurrentelement Note1 Uponinitialsetting P 99isdisplayedonthescreen Here usetheUp DownkeytochangeitintoP 00a...

Page 24: ...20 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N Note1 Uponinitialsetting P 99isdisplayedonthescreen Here usetheUp DownkeytochangeitintoP 00andpressEnter Youarenowreadyforsetting The DMPi main screen display 0 00A 1 Press Enter from the main screen A gr 2 Press Enter...

Page 25: ...C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N R C 50 120 A S T N The DMPi main screen display 0 00A 1 Press Enter from the main screen A gr 2 Press Enter from the A gr screen 1 PHR 3 Press the Up key menu from the 1 PHR screen to proceed to 18 gd 4 Press Enter from the 18 gd screen and the initial value 200sec will be displayed 5 Here use the Up Down key to set the valu...

Page 26: ...n the power is ON NC contact output 97 98 When the power is ON NO contact output 07 08 Alarm contact output terminal ZCT ZCT ZCT output connection TRX TRX 420 420 RS485 connect or 4 20mA output Terminal Configuration Wiring cable connection Terminal Configuration DMPi B built in ground fault protection type 1a1b A A DMPi SB TB Operating Power Singlepase motor ...

Page 27: ...lectronic Motor Protection Relays A A DMPi B built in ground fault protection type 2a DMPi SB TB Terminal Configuration Wiring cable connection A A DMPi B built in ground fault protection type 2b DMPi SB TB ...

Page 28: ...tion type 1a1b DMPi SBI TBI DMPi SI TI DMPi SZ TZ external ground fault protection type 1a1b Note 1 R phasemustbepenetratedwhenconnectingasingle phasemotor AlthoughthereareS T phaseCTintheproduct valuesaremeasuredbasedonR phase ZCT ZCT A A DMPi SZ TZ Operating Power Singlepase motor Note ...

Page 29: ...Relays DMPi SZ TZexternalgroundfaultprotectiontype 1a1blarge capacitymotorappliedwithexternalCT ZCT A A DMPi SZ TZ Terminal Configuration Wiring cable connection DMPi SZ TZ external ground fault protection type 2a ZCT A A DMPi SZ TZ ...

Page 30: ... Series LSIS Co Ltd 29 DMPi SZ TZ external ground fault protection type 2b ZCT A A DMPi SZ TZ ZCT A A DMPi SZ TZI DMPi SZI TZI instant short circuit protection and external ground fault protection type 1a1b ...

Page 31: ...rotection Relays ZCT A A DMPi SZ TZI DMPi SZI TZI instant short circuit protection and external ground fault protection type 1a1b large capacity motor applied with external CT Terminal Configuration Wiring cable connection ...

Page 32: ...M4 68 76 52 94 41 5 46 88 70 1 82 Attached size 4 5 22 9 13 6 41 2 6 3 5 73 4 89 5 14 8 M4 19 44 6 76 52 1 1 20 5 Cutting size 55 5 Cutting size 76 52 76 82 Attached size 4 5 2 6 3 5 89 41 12 M4 82 Attached size 4 5 2 6 3 89 41 76 M4 68 76 52 94 41 5 46 88 107 70 1 82 Attached size 4 5 22 9 13 6 41 2 6 3 5 73 4 89 1 1 5 M4 68 76 52 94 41 5 46 88 70 1 82 Attached size 4 5 22 9 13 6 41 2 6 3 5 73 4 ...

Page 33: ...ttached size 22 9 13 6 41 5 73 4 89 5 14 8 19 44 6 76 52 1 1 20 5 Cutting size 55 5 Cutting size 76 52 76 52 88 107 1 82 Attached size 4 5 2 6 3 5 73 4 89 1 1 5 41 21 5 12 M4 52 88 1 82 Attached size 4 5 2 6 3 5 73 4 89 5 14 8 41 21 5 76 M4 68 76 52 94 41 5 46 88 107 70 1 82 Attached size 4 5 22 9 13 6 41 2 6 3 5 73 4 89 1 1 5 M4 68 76 52 94 41 5 46 88 70 1 82 Attached size 4 5 22 9 13 6 41 2 6 3 ...

Page 34: ...DMPi Series LSIS Co Ltd 33 MEMO ...

Page 35: ... Motor Protection Relays A6 34 Electronic Motor Protection Relays The new standard of next generation motor protection relay With smart protection and safe control we provide the cutting edge digital total solution ...

Page 36: ...displayoffailurecause MCdirectcoupling penetration andterminaltypessharing 36 A list of standard models 37 Product characteristics 38 Rated specifications Order type 47 Motor selection Model numbering system 48 Operation setting method 53 Terminal Configuration Wiring cable connection 56 Dimensions C o n t e n t s K R K O R E A R E GISTER OF SHI P P I N G ...

Page 37: ...ime GMP40 3T Inverse time GMP40 3TR Inverse time 0 5 6 3 30 5 60A Tunnel types GMP60T Inverse time GMP60TE Inverse time GMP60TA Definite time Automatic return 0 5 60A GMP60TD Definite time GMP60TDa Definite time Automatic return 0 5 60A Tunnel types GMP60 3T Definite time GMP60 3TR Definite time GMP60 3TZ 주2 Definite time GMP60 3TN Definite time GMP60 3TZR Definite time GMP60 3TNR Definite time 0 ...

Page 38: ...ly reliableToroidalCT theproductsafelyprotectsdigitalcontactors radiodevices lightningsurges impulses etc againstexternalinfluence Inversetimecharacteristicgoodformotorprotection Thankstotheinversetimecharacteristicinwhicharunningtimeisdeterminedbyasizeofovercurrent theproductisexcellentatmotorprotection Convenience Reliability Product characteristics PerfectconnectionwithLSDigitalContactorMetasol...

Page 39: ... 1c 5A Sol 4 4 22A GMP22 2PD 1c 22A Sol 0 3 1 5A GMP22 2PD 1c 1 5A N 1 5A GMP22 2PD 1c 5A N 4 4 22A GMP22 2PD 1c 22A N 0 3 1 5A GMP22 2PD 1c 1 5A R 1 5A GMP22 2PD 1c 5A R 4 4 22A GMP22 2PD 1c 22A R Order type Contactor MC 9b 12b 18b 22b Contactor Direct connection W 44 Connection Accessibleelectroniccontactors Minimum direct connection with width 44mm MC 9b 12b 18b 22b Auxiliary contact 1SPDT 1c N...

Page 40: ... protection 0 3 1 5A GMP22 3PR 1 5A Sol 1 5A GMP22 3PR 5A Sol 4 4 22A GMP22 3PR 22A Sol Screw type GMP22 2S 2CT type 0 3 1 5A GMP22 2S 1 5A 1 5A GMP22 2S 5A 4 4 22A GMP22 2S 22A GMP22 3S 3CT type 0 3 1 5A GMP22 3S 1 5A 1 5A GMP22 3S 5A 4 4 22A GMP22 3S 22A GMP22 3SR 3CT type Reverse phase protection 0 3 1 5A GMP22 3SR 1 5A 1 5A GMP22 3SR 5A 4 4 22A GMP22 3SR 22A Tunnel type GMP22 2T 2CT type 0 3 1...

Page 41: ...3PR 3CT type Reverse phase protection 4 20A GMP40 3PR 20A Sol 8 40A GMP40 3PR 40A Sol Screw type GMP40 2S 2CT type 4 20A GMP40 2S 20A 8 40A GMP40 2S 40A GMP40 3S 3CT type 4 20A GMP40 3S 20A 8 40A GMP40 3S 40A GMP40 3SR 3CT type Reverse phase protection 4 20A GMP40 3SR 20A 8 40A GMP40 3SR 40A Tunnel type GMP40 2T 2CT type 4 20A GMP40 2T 20A 8 40A GMP40 2T 40A GMP40 3T 3CT type 4 20A GMP40 3T 20A 8 ...

Page 42: ...istive load Insulation resistance Minimum 100 500VDC Lightning impulse voltage 1 2 50 5kV With standard waveform IEC60255 22 5 Fast Transient Burst 2kV 1min IEC61000 4 4 Environment Operation 25 70 Storage 30 80 Relative humidity 30 90 RH No freezing Trip indicator 2CT Red LED 3CT Red Green 2 colors LED Application specification IEC60947 1 Currentsetting GMP22 GMP40 0 3 1 5A 4 20A 1 5A 8 40A 4 4 2...

Page 43: ...ctsphasefailureofthephase R T connectedwithtwoCTsinorderforprotection Technical information Install Screw rail mounting Tolerance Current 5 Time 5 or 0 5sec Frequency 50 60Hz Aux contact Ratings 5A 250VAC Resistive load Insulation resistance Minimum 100 500VDC Lightning impulse voltage 1 2 50 5kV With standard waveform IEC60255 22 5 Fast Transient Burst 2kV 1min IEC61000 4 4 Environment Operation ...

Page 44: ...er Secondary Available Technical information Install Screw rail mounting Tolerance Current 5 Time 5 or 0 5sec Frequency 50 60Hz Aux contact Ratings 5A 250VAC Resistive load Insulation resistance Minimum 100 500VDC Lightning impulse voltage 1 2 50 5kV With standard waveform Fast Transient Burst 2kV 1min Environment Operation 25 70 Storage 30 80 Relative humidity 30 90 RH No freezing Trip indicator ...

Page 45: ... 4 4 Environment Operation 25 70 Storage 30 80 Relative humidity 30 90 RH No freezing Trip indicator Red Green 2 colors LED Red LED Application specification IEC60947 1 Type GMP60 3T 3S GMP60 3TR 3SR Protection Overcurrent Lock Stall Phase failure Phase unbalance Reverse phase Save the last fault cause If external CT current transformer is used the product is applicable to a large current of 60A o...

Page 46: ...il mounting Tolerance Current 5 Time 5 or 0 5sec Frequency 50 60Hz Aux contact Ratings 5A 250VAC Resistive load Insulation resistance Minimum 100 500VDC Lightning impulse voltage 1 2 50 5kV With standard waveform IEC60255 22 5 Fast Transient Burst 2kV 1min IEC61000 4 4 Environment Operation 25 70 Storage 30 80 Relative humidity 30 90 RH No freezing Trip indicator Red Green 2 colors LED Red LED App...

Page 47: ...ilable Exclude GMP80 3SR Tolerance Current 5 Time 5 or 0 5sec Frequency 50 60Hz Aux contact Ratings 5A 250VAC Resistive load Insulation resistance Min 100 at 500V DC Lightning impulse voltage 1 2 50 5kV With standard waveform IEC60255 22 5 Fast Transient Burst 2kV 1min IEC61000 4 4 Environment Operation 25 70 Storage 30 80 Relative humidity 30 90 RH No freezing Trip indicator Red LED 2CT 1 3CT 2 A...

Page 48: ...R 3T R Note Whenthe powerisapplied thesystemisinthe contactingstatus Incaseof1c N power supply 95 96are Closed Regardlessof1c R power 95 98areClosed 2 P R 1 5A 220 1a1b Sol a GMP 22 Motor selection Model numbering system Model Type Sol Control Voltage 110 220 AC100 260V 24 AC24V 48 AC48V 110 AC110V 220 AC220V 380 AC380 440 V 480 AC180 480V Aux contactor 1c N 1c R 1a1b Frame NominalCurrent Type 1 5...

Page 49: ...atovercurrentdisplaylamp O L flickers Atthispoint theactualloadcurrentvalue 100 ofthemotorisdisplayed 4 Fromthepoint turnRCKnobclockwise SetuptheknobatthispointthatO Llampis turnedoff lessthanmotorfullloadcurrent e g whenovercurrentdisplaylampisturnedoffat20A setcurrent 20 1 1 22A 2 With Test Reset button check that output contact works normally 1 IfTest Resetbuttonisclickedonce O L displaylamp re...

Page 50: ...phaseunbalance Ifphaseunbalancefactorofthreephaseisabout50 ormoreafteritscalculation FaultLEDonlyflickersatanintervalof0 4second andthentripsafterfiveseconds AfterTrip thesamedisplayasphasefailureappears 4 IncaseofReversephase Tripoccurswithin1second andthelampflickersredandgreeninturn GMP22 40 60 Rtype orO LLEDandFaultLEDflicker GMP80 3SR Inthiscase todetectreversephase aloadcurrentshouldbemoreth...

Page 51: ...1 Checkthatamotor sratedcurrentiswithinthecurrentcontrolrangeofEMPR 2 SetRC RatingCurrent Knobuptothemaximumandrunthemotor 3 Innormaloperationstate slowlyturnRCKnobcounterclockwiseandstopatthepointthatovercurrentdisplaylamp O L flickers Atthispoint theactualloadcurrentvalue 100 ofthemotorisdisplayed 4 Fromthepoint turnRCKnobclockwise SetuptheknobatthispointthatO Llampisturnedoff lessthanmotorfulll...

Page 52: ...st isdisplayedonscreen ClickFUNbuttontosearchforitemsandsetupvariousvalueswiththeuseofSELbutton 3 PushFUNbuttonuntil Stor isdisplayed andmakesuretosaveavaluewithSELbutton 4 Ifsavedcompletely 0000 isdisplayedonscreen Ifnobuttonoperationoccursintensecondsinthevaluesettingprocess thecurrentscreengoestoinitialscreen 5 IfTest Resetbuttonisclickedinoperation itispossibletocheck SetCurrent D T O T Incase...

Page 53: ...appen to phase loss Note 1 MakepoweroffbeforechangingtheratedcurrentwithS W 2 ThesettingrangeofRC A KNOB isrecognizedas0 5 6Aor5 60Accordingtothesettingvalue ofS W ThevalueofthescaleforRC A KNOB is0 5 1 2 3 4 5 6or5 10 20 30 40 50 60 A fromtheleft 3 LastfaultcausefunctionindicatestheLEDstatusforthelastTRIP 5 Status of LED configuration NO Function Setting Description Remark 6A 60A Slide switch Max...

Page 54: ...5 L3 V 4 T2 W 6 T3 GMP40 2PSol GMP40 2PDSol GMP40 2PASol GMP40 3PSol GMP40 3PRSol GMP22 2S GMP22 3S GMP22 3SR GMP40 2S GMP40 3S GMP40 3SR Terminal Configuration Wiring cable connection Note 1 GMP60 3TN 3TNRandGMP60 3T 3TRmodelsarenot wiredtoZ1andZ2terminals 2 Incaseof1c N onlyifcontrolpower A1 A2 isOn outputcontactoccurs ifpowerOfforTrip 95 96 Open 95 98 Close 3 Incaseof1c R outputcontactoccursreg...

Page 55: ...e 1 Incaseof1c N onlyifcontrolpower A1 A2 isOn outputcontactoccurs ifpowerOfforTrip 95 96 Open 95 98 Close 2 Incaseof1c R outputcontactoccursregardlessofcontrolpower A1 A2 Contactchatteringcanoccurinaveryvibratingplace CD_ On On Trip Trip Off Reset Off Reset Fuse Fuse GMP22 2P1c N GMP22 2P1c R CD_ On On Trip Trip Off Reset Off Reset Fuse Fuse GMP60T1c N GMP60T1c R Fuse Fuse Off Reset Off Reset On ...

Page 56: ...60 3TZ TZR GMP60 3TN TNR GMP60 3T 3TR note Note 1 Areversephaseprotectionmodel RType isnotapplicabletoasingle phasemotor 2 GMP60 3TNisunabletoprovidegroundfaultprotectionforasingle phasemotor GMP60 3TZapplied 3 Outputcontactoccursonlyifcontrolpower A1 A2 isOn 1a1b On Off Reset Fuse Y wiring Ifasingle phasemotor MCM Digital contactor for power MCD Digital contractor for operating MCS Digital contac...

Page 57: ...SFX TDSFX TDSFX TDSFX TDSFX TDSFX TDSFX TDSFX TDSFX TDSFX TDSFX 0 15kg Unit mm Unit mm Unit mm 0 18kg 0 20kg 0 22kg GMP22 2P 1c Sol GMP22 2P 1a1b Sol GMP22 3PSol GMP22 2PA 1a1b Sol GMP22 3PRSol GMP40 2PSol GMP40 2PDSol GMP40 2PASol GMP40 3PSol GMP40 3PRSol GMP22 2PD 1c Sol Dimensions ...

Page 58: ...IPMF TDSFX TDSFX TDSFX IPMF 0 14kg 0 16kg 0 42kg 0 46kg GMP22 2T GMP22 3T GMP22 3TR GMP40 2T GMP40 3T GMP40 3TR GMP80 2S GMP80 3S GMP80 3SR TDSFX TDSFX 0 19kg 0 21kg GMP22 2S GMP22 3S GMP22 3SR GMP40 2S GMP40 3S GMP40 3SR Unit mm Unit mm Unit mm ...

Page 59: ...tiontype ScrewType toattachaterminalblock Note Ifterminalconnectiontype ScrewType isused purchaseaterminalblockseparately TDSFX TDSFX TDSFX TDSFX IPMF 26 8 74 22 0 5 7 2 8 2 55 4 72 8 10 61 75 5 8 47 12 5 55 4 74 R 2 5 R 2 5 62 25 0 14kg GMP60T GMP60TE GMP60TA GMP60 TD GMP60 TDa 0 25kg Unit mm Unit mm Unit mm Dimensions ...

Page 60: ...GMP Series LSIS Co Ltd 59 MEMO ...

Page 61: ...tor Protection Relays Perfect Selection of Motor Protection Monitoring Device With the compact system structure and advanced protection functions the device provides new standards of next generation motor protection relay ...

Page 62: ...inite inversetimeselectionanddiverseprotectionfactors Basicapplicationofgroundfault instanceprotection SeparationofthedisplaypartwiththeuseofCable MODBUScommunicationand4 20mADCoutput 62 Product characteristics 64 Rated specifications Model numbering system 65 Operation setting method 69 Terminal Configuration Wiring cable connection 70 Dimensions C o n t e n t s LSIS Co Ltd 61 ...

Page 63: ...t ThermalInverseTime InverseTimeandDefiniteTimeModes Accordingtouser sneeds themotorcanbeprotectedintheinversetimemodeordefinitetimemode 3 PhaseDigitalAmpere Meter 3 phasecurrentisdisplayedeverytwosecondsformotormonitoring WideCurrentSettingRange 0 125 100AforOneModel WiththeslideS W thecurrentsettingrangecanbedecided0 5 10Aor5 100A DependingonthenumberofCT penetration even0 125Acurrentcanbeprotec...

Page 64: ... Fail Phase Unbalance 47P Ifphasefailureoccurs amotorfailstostart Amotorinoperationstopsduetoshortageof torqueorhasoverheatduetocontinuousreversephasecurrent IMPcalculatesphaseunbalanceofthree phasecurrent Itispossibletoselectoneofthetwo cases ifthecalculatedresultis70 ormore thisfunctionisexecutedwithin1 5seconds if phaseunbalancefactoris10 70 tripoccurswithinthreeseconds In a single phase motor ...

Page 65: ...1a Note1 Capacity 3A 250VAC Resistive Load Contact minimum load 10mA 5VDC ZCT Input 200mA 100mV Exclusive ZCT Note2 Environment Operation 10 55 Storage 20 70 Relative humidity Below 80 RH No freezing Insulation Resistance 100Mohm 500VDC Power consumption 1 2X50us 5kV Prototype waveform supply Fast Transient 2kV 1Min Power consumption Below 3W Certification CE Integraltype Extentiontype Model numbe...

Page 66: ...ey 2 UsetheUp DownkeystoselectagroupandPresstheEnterkeytoentertheselectedgroup PresstheTest Resetkeytomovebacktothepreviousmode 3 UsetheUp DownkeystoselectanitemandPresstheEnterkeytoentertheselecteditem 4 PresstheEnterkeyagaintochecksettings 5 FailureEventCheckup 1 PresstheUpandDownkeysatthesametimetodisplay 1 O C recentfailureevents Note When no failure events are stored 1 non is displayed 2 Uset...

Page 67: ...urrent Max value 0 25 0 5 1 200 note1 CT Ratio 4 times twice once 1 Off 200 800 Lock Protection sec Off Off 150 500 Stall Protection sec Off Off On Open Phase Off Off 10 70 Unbalance Protection Off Off On Reverse Phase Off Off 30 90 Under Current Protection Off 0ff 0 03 0 05 0 1 3A Ground Fault Operation Current Zero sequence CT A Off Off 20 500 FLCmin note2 Ground Fault Operation Current Residual...

Page 68: ...ult Value B On Off Electric Reset On Off 1 20min Automatic Reset min Off Hour Minute Run Time Time Check Off 1 8760 time Run Time Setup Hour 2009 01 01 00 00 YY MM DD HH MM View Setup Day time min Total Run Time Time Check 0 5 10 5 100A 20mA Output settings A420 model 1 247 Communication address M485 model 96 192 384 Communication speed On Off SWAP Note 1 Ifpowerisfirstsuppliedorpowerisrecoveredaf...

Page 69: ...A 1A 2A 3A 4A 5A 5A 60A 1 6A 10 2 20 3 30 5 50 4 40 60A 20mA 10 4mA 13 6mA 7 2mA 16 8mA 0A 2A 4A 6A 8A 10A 0 5A 10A 0A 20A 40A 60A 80A 100A 5A 100A 5A 0 5A 10A 50A 5A 100A 20mA 10 4mA 13 6mA 7 2mA 16 8mA 20mA 16mA 12mA 8mA 4mA 0A 1A 2A 3A 4A 0A 10A 20A 30A 40A 20mA 13 6mA 16 8mA 0 15A 20mA 16mA 12mA 8mA 4mA 20mA 16mA 12mA 8mA 4mA 20mA 16mA 12mA 8mA 4mA 0A 0 1A 0 2A 0 3A 0 4A 0 5A 0 5A 60A 0A 1A 2A...

Page 70: ...utterminaland05 06outputterminalshouldbeconnectedonlyforvoltageprotectionmodels whichwillbereleasedinthefuture 2 ForRS485connection theterminalresistanceshouldbe120Ω 3 For4 20mAcurrent themaximumburdenshouldbelessthan500Ω Engrave Description Remark A1 A2 Input terminal for operation power AC DC85 245V 95 96 When the power is ON NC contact output Settings Menu Reference 97 98 When the power is ON N...

Page 71: ...dy Type Note Thecableshouldbepurchasedseparately 1m 1 5m 2m 3m M4 64 90 26 44 56 17 17 20 22 22 M4 64 90 26 44 56 17 17 20 22 22 M4 64 90 26 44 56 17 17 20 22 22 Unit mm Dimensions Unit mm 70 Electronic Motor Protection Relays ...

Page 72: ...IMP Series MEMO LSIS Co Ltd 71 ...

Page 73: ...oltage Y D Reversible Reactor InverterStarting Modbuscommunicationand4 20mA Onemodelwithvariousmotorstartingtypes OneS EMPRmodelisapplicabletovariousmotorstaringtypes suchasfullvoltagestarting Y starting reversiblestaring Reactor starting andInverterstarting AvarietyofSCADAfunctionsbasedonsequencestructure Withasimplesequence itispossibletonotonlycontrollocal operationpanel LOP andMCCpanel butcond...

Page 74: ...tection Instantaneousinterruptioncompensationandrestarting Harmonicmeasurement 1st to16th Modbuscommunicationand4 20mA 74 Product characteristics 83 Rated specifications Model numbering system 84 Operation setting method 90 Terminal Configuration Wiring cable connection 96 Dimensions C o n t e n t s LSIS Co Ltd 73 ...

Page 75: ...ilure occurs the date and time of failure occurrence are saved in the system to accurately identify the date of motor failure Password setting When changing the set values a password must be inserted Total operating time and operating time setting When the predefined operating time has elapsed related information is displayed so that operators may replace the motor bearing and check the refueling ...

Page 76: ...HD measurements 16 harmonic Carrying out complex relay functions related to Current Voltage Energy and Power Factor Overpower alarm supported for energy monitoring Self diagnosis and Sequence monitoring Providing a self diagnosis function such as internal memory check in order to check fault conditions quickly Power loss and Restarting Device restarts after the momentary power loss for less than 3...

Page 77: ...urement Range Accuracy Remarks Voltage V 0 00V 9999V 1 0 Phase1 Phase voltage Phase3 Line voltage Current A 0 00A 9999A 1 0 Phase current Zero phase current In 0 00A 9999A 3 0 Reverse current I2 0 00A 9999A 3 0 Active power W 0 000W 999 9MW 1 0 Forward Reactive power VAR 0 000W 999 9MVAR 1 0 Forward Active power amount WH 0 000W 999 9MWH 1 0 Reactive power amount WVARH 0 000W 999 9MVARH 1 0 PF 1 0...

Page 78: ...rve Stall Locked Rotor Stallactivateswhenthemotorisunabletorotateduetoanyexternallymechanicalobstruction andLockactivatesduetointernalissueofthemotor Phase Fail Phase Unbalance Themotorisunabletostartunderphaseloss Ifitoccurswhilethemotorisrunningitcausesmotorstoppingbylackoftorque orsignificantrotor heatingbyreversecurrent TheS EMPRcalculatesthepercentthree phaseunbalancecurrent Ifitexceeds70 whi...

Page 79: ...ueofinstantaneouscurrent Tripoccursin 50msec Ground Fault Stallactivateswhenthemotorisunabletorotateduetoanyexternallymechanicalobstruction andLockactivatesduetointernalissueofthemotor Zero phase ground current ZCTinoroutoftheproductisusedtodetectzerocurrentflowinginthreephases Selective Ground Fault Ifanon groundingsystemhasgroundfault thecurrentoverthezerocurrenttransformerofeachdistributionline...

Page 80: ...ebydeterminingthe directionoffailurecurrentonthebasisofthezerovoltage Operating characteristic Asshownthefigure thebadline Feeder1 andthegoodlinehasanoppositecurrentdirection Withtheuseofthiscurrentdirection itispossibleto selectone Ifanotherlinehasafailure thechargingcurrentofthelineflowsinanoppositedirectionfromthecurrentflowingatthetimeoftheaccident Therefore itdoesnotrun Inanon groundingsystem...

Page 81: ...thesettinglevel Thiselementcanbeusedtopreventthepowerfromenteringthegeneratorbeforedisconnectingfromthesystem whenthegeneratoroperationisfinished Under Power Theunderpowerelementoperatesifthethree phaseactivepowerfallsbelowthesettinglevel Over Power Factor Theoverpowerfactorelementoperatesifthepowerfactorexceedsthesettinglevel Iftheloadisverysmall especiallyforno loadthecapacitivecurrentmayflowdue...

Page 82: ...e Even Odd Stop Bit 1bit fixed Communication data swap OFF ON Limited to float long data of 0x04 Read Input Registers Operation mode Differential Communication distance Max 1 2km Cable RS 485 Shielded Twist 2 Pair Cable Transmission Method Half Duplex Max In Output Voltage 7V 12V Communication system configuration LSIS Co Ltd 81 ...

Page 83: ...ngstopping 4mA Ratedsettingvalueormore 20mA Load 500Ωorless Note The allowable burden of cable must be less than 500Ω Shielded cables are recommended in consideration of the resistance of the receiving meter typically 250Ω and the line resistance 20mA 13 6mA 16 8mA 0 15A 20mA 16mA 12mA 8mA 4mA 20mA 16mA 12mA 8mA 4mA 0A 0 1A 0 2A 0 3A 0 4A 0 5A 0 5A 60A 0A 1A 2A 3A 4A 5A 5A 60A 1 6A 10 2 20 3 30 5 ...

Page 84: ...ive load power type based Contact minimum load 10mA 5VDC ZCT input Basic installation of built in ZCT External ZCT 200mA 1 5mA universal ZCT connectable I O assured voltage 110V Type 63V 10 220V Type 140V 10 Environment Operation Temp 10 55 Storage Temp 20 70 Humidity RH 80 or under non condensing Insulation resistance 100MΩ 500VDC Lightning impulse voltage 1 2 50μs 5kV standard waveform applied F...

Page 85: ...denotesSettingvalue andpressEntertoviewcurrentwiring information Note 1 Thephaseinformationisdisplayedonlywhencurrentisapplied Ifthereisnocurrent isdisplayed 2 Voltagewiringinformationisavailablevia c gr Cgroup 8 urp Voltagephasereveralsettings CHEC PressingEnterKey Thephaseinformationisavailablewhenavoltageisapplied 2 Turnonthemotorandaccess d gr whichdenotesDgroupandmoveto menuusing Up Downkeysa...

Page 86: ...enceanglesetting 0 90 angular measure 0 Selective ground fault SGR operating time 0 05 3 0sec 3 0 Ground fault Time delay Ground fault SGR 0 200sec 60 Instantaneous protection Off 500 5000 Off Output contact method I tp ALo U C OrH I tp Current Y N Alarm On 60 110 On Ground fault Overvoltage Off 8 80V Off Operating time 0 05 3 0sec 3 0 Relay output selection u AL AtP u AL THD voltage 0 100 Unit A ...

Page 87: ...Off On CHEC Off Phase reversal operation time 0 1 1 0sec 1 Rated power 0 1 999 9KW 999 9 Over power Off 100 800 Off Over power operation time 1 100sec 100 Under power Off 20 100 Off Under power operation time 1 100sec 100 Over power factor Off 0 20 1 00 Off Over power factor operation time 1 30sec 30 Under power factor Off 0 20 1 00 Off Under power factor operation time 1 30sec 30 Relay output sel...

Page 88: ...K 9 6K Swap note4 On Off Off Parity setting note4 nonE odd EUEn nonE 20mA setting note4 0 5 10 5 100 10 100 Stored data deletion All for all subparameters A P active energy rA P reactive energy trt total running time CCC contactor counter CALo calories FALt fault events Operation test o L overcurrent test o U overvoltage test g F ground fault test I C instantaneous test Note 1 Thecontactoroperatio...

Page 89: ... and fault cause are not available 5 Checking fault history 1 PressEscandEnterkeysatthesametimeinthemeasurementscreen thenthemostrecentfaultcausein 7menuofD groupisdisplayed Note If there is no fault history 1 non is displayed 2 UseUpandDownkeystomovetothedesiredoneoutof5faulteventsandselectbypressingEnterkey 3 ThefaultcurrentofphaseRisdisplayed Eachtimepressingthedownkeyfollowinginformationsaredi...

Page 90: ... Phasee unbalance phase unbalance rate time Phase reversal time Voltage Overpower phase voltage rate time Underpower phase voltage rate time Over power factor phase voltage rate time Under power factor phase voltage rate time Others External input trip time Error 1 occured Current detected after motor off Error 2 occured No current detected after motor on Error 3 occured For Rev starting signal in...

Page 91: ... S W in forward reverse starting REV input in Lop Auto operation Res External Reset S W Reset input in Lop operation E S External Emergency Stop S W C2 Contact point output common Main Y D Auto contact point Main Motor On output Ifforward backwardstaring forwardrotationoutput Y Y Delta starting Y contact point output Inverter starting Inverter contact point output Full voltage starting No use Forw...

Page 92: ...otationcontactpointoutput Reactorstarting Reactor R contactpointoutput Inverter starting Bypass contact point output Full voltage starting No use Auto Auto state signal output If Auto state mode is selected Volt Groundfaultovervoltagefactorsandcurrenttripcontactpointoutput C3 Contact point output common Aux contact point only AUX Other current factors contact point output Vo Vo Zero voltage input ...

Page 93: ... 60Hz Terminal Configuration Wiring cable connection Full Voltage Start MMP SHT T R S A1 C1 A2 VOLT Voltage elements Auto Modbus RS 485 4 20mA V ZCT 3Ø 3W 440V 60HZ Z2 Z1 Main Stop MCC Lop For Reset C2 Lop Stop For Reset E S C3 ZCT ZCT_V ZCT S T R Va Vb Vc Z1 Z2 Z1_V Trip1 Auto 88MX MCC 110Vac or 220Vac 50 60Hz Auto status contact COMM Port Auto LOP Local Operation Panel Auto 88M 88M C2 U W MCCB 5...

Page 94: ...mmon COMM Port RS 485 TRX1 TRX1 TRX2 TRX2 4 20mA ZCT Dedicated Z1_V Z2 100mV Universal Z1 Z2 1 5mA 110Vac or 220Vac 50 60Hz Reactor Start MCCB Aux A1 C1 A2 VOLT Voltage elements Auto Modbus RS 485 4 20mA V ZCT MCCB 52 3Ø 3W 440V 60HZ T R S Z2 Z1 Main Stop MCC Lop For C2 Lop Stop For Reset E S AUX Current elements C3 ZCT ZCT_V ZCT S T R Va Vb Vc Z1 Z2 Z1_V Trip1 Auto 88MX LOP Local Operation Panel ...

Page 95: ...o C2 Aux 88M On 88M On 88M External TRIP 110Vac or 220Vac 50 60Hz Terminal Configuration Wiring cable connection Irreversible full voltage starting GPT E E CLR A1 C1 A2 Volt Auto Modbus RS 485 or 4 20mA Output Main Stop MCC Lop For Reset C2 Lop Stop For Reset EXT C3 ZCT ZCT Vo Vo Z1 22 Trip 1 Auto 88MX MCC Auto status contact COMM Port Auto LOP Local Operation Panel Auto C2 Aux 88M On 88M External...

Page 96: ...ng menu C3 Common COMM Port RS 485 TRX1 TRX1 TRX2 TRX2 4 20mA ZCT Dedicated Z1_V Z2 100mV Universal Z1 Z2 1 5mA 110Vac or 220Vac 50 60Hz Soft Starter Start Modbus RS 485 4 20mA C2 COMM Port A1 C1 A2 VOLT Voltage elements C2 Auto U V W ZCT MCCB 52 3Ø 3W 440V 60HZ T R S Z2 Z1 Main MCC Lop C2 Lop Stop For Reset E S Va Vb Vc Z1 Z2 Z1_V Trip1 88MX LOP 현장조작반 LOP Local Operation Panel Auto External TRIP ...

Page 97: ...넬 취부 Cutting치수 Ø66 100 65 112 125 9 65 100 74 53 5 Ø17 23 5 115 100 Panel 취부시 표시부 Size Panel 취부시 Size Displaypartsizeincaseofpanelattachment Sizeincaseofpanelattachment Panelattachmentcuttingsize 2 Rubberplate Panel Panel 96 Electronic Motor Protection Relays ...

Page 98: ...MMP Series MEMO LSIS Co Ltd 97 ...

Page 99: ...0 06 15 0 06 30 Definite time Inverse time GMP60 3T 3TR 0 5 60 0 09 15 0 18 30 Definite time GMP60 3TZ 3TZR Definite time Ground Fault GMP60 3TN 3TNR DMPi series DMP06i 0 5 6 5 655 60 0 09 1 1 1 5 18 5 1 5 15 0 18 2 2 3 0 303 0 30 Definite time Inverse time Instanteous Ground Fault DMP65i IMP series IMP C NO 0 125 100 0 06 30 0 06 55 Definite time Inverse time Instanteous Ground Fault IMP C A420 I...

Page 100: ...002 LZT 050 50 0 7 76512121003 LZT 065 65 0 9 76512121004 LZT 080 80 1 5 Unit mm Rated specifications Code Model name Inside diameter mm Zerophasecurrenttransformerratio Weight kg 76512123030 LZT 030 V 30 200mA 100mV LS exclusive 0 5 76512123050 LZT 050 V 50 0 7 76512123065 LZT 065 V 65 0 9 76512123080 LZT 080 V 80 1 5 Unit mm Unit mm 1 ZCT compact type 4 types Dimensions ZCT 30 50 65 80 V k I B 3...

Page 101: ...12116018 3CT 43 200A 76012116019 3CT 43 250A 76012116020 3CT 43 300A 76012116021 3CT 43 350A 76012116022 3CT 43 400A 76012116023 3CT 63 400A 45 30 76012116024 3CT 63 500A 76012116025 3CT 63 600A 2CT type 76012116001 DCT 100 100A 5A 5 28 5 33 5 GMP22 40 60T 76012116002 DCT 150 150A 76012116003 DCT 200 200A 76012116004 DCT 300 300A 76012116005 DCT 400 400A 1CT type 76012116006 SCT 100 100A 5A 5 27 5...

Page 102: ...roducts IMP DMPi series Spec 1m 1 5m 2m 3m purpose For separated display installation Applied products MMP series Spec 1m 1 5m 2m 3m purpose For separated display installation Applied products Terminal block with the application of GMP60 3T Series Spec Less than 60A Applied products DMPi series Spec Less than 65A ...

Page 103: ...102 Electronic Motor Protection Relays Class60 Definite time characteristic Class5 Class10 Class20 Class30 EMPR Operating characteristic curve ...

Page 104: ...32a 40a NO NO GMC 9 12 18 22 GMC 32 40 NO Wiring MountingCompatibity Type GMP22 2T GMP60T 1c GMP22 2T GMP60TA 1c GMP40 2T GMP60T 1c GMP60TA 1c GMP22 3T GMP22 3TR GMP40 3T GMP40 3TR Retrofit Type Tunnel PR PR Protective function Over current Phase failure Locked rotor Phaseunbalance Reversephase GMP22 2P 1c GMP22 2P GMP22 3P GMP40 2P GMP40 3P GMP22 2PD 1c GMP22 2PA GMP22 3PR GMP40 2PD GMP40 3PR GMP...

Page 105: ...PR GMP22 2S GMP22 3S GMP22 3SR GMP22 2T GMP22 3T GMP22 3TR GMP40 2P GMP40 3P GMP40 3PR GMP40 2S GMP40 3S GMP40 3SR GMP40 2T GMP40 3T GMP40 3TR GMP60 T GMP60 TE GMP80 2S GMP80 3S GMP80 3SR DMPi DMP06i S DMPi06 SZ DMPi06 SB DMPi06 T DMPi06 TZ DMPi06 TB DMPi65 S DMPi65 SZ DMPi65 SB DMPi65 T DMPi65 TZ DMPi65 TB IMP IMP C NO 10A IMP C NO 100A IMP C A420 10A IMP C A420 100A IMP C M485 10A IMP C M485 100...

Page 106: ...EC Mark or certification KC S Mark CE cUL CCC GOST KEMA Type Korea Korea Europe U S A Canada China Russia Netherlands MMP MMP C B 10A MMP C B 100A MMP C M 10A MMP C M 100A MMP S B 10A MMP S B 100A MMP S M 10A MMP S M 100A MMP P B 10A MMP P B 100A MMP P M 10A MMP P M 100A K R K O R E A R E GISTER OF SHI P P I N G K R K O R E A R E GISTER OF SHI P P I N G ...

Page 107: ...106 Electronic Motor Protection Relays MEMO ...

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