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Merlin Gerin Masterpact MP, Manual

The Merlin Gerin Masterpact MP is a powerful and reliable circuit breaker designed for industrial use. Ensure optimal performance with the free manual available for download from manualshive.com. Gain access to vital information on installation, operation, and maintenance to keep your equipment running smoothly. Get your manual today!

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Masterpact®  circuit breaker 

wiring diagrams 

diagram no. 689 889 

connected 

disconnected  test 

standard 

heavy  undervoltage 

shunt  ready 

motor 

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circuit breaker shown in connected, charged, and open position,  undervoltage  releases energized 

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Summary of Contents for Masterpact MP

Page 1: ...andard auxiliary switches 24 additional auxiliary switches overcurrent trip switch ready to close switch connected position switches disconnected position switches test position indication operating d...

Page 2: ...type ampere 3 pole rating A Interrupting ratings RMS Sym Amps 240V 480V 600V short time rating A 0 5 sec standard interrupting rating MP 08H1 800 MP 1 2H1 1 200 MP 16H1 1600 MP 20H1 2000 MP 25H1 2500...

Page 3: ...ole line front connection of secondary circuits All accessory terminals are located on a connecting block which is accessible from the front even with the breaker in the test or disconnected position...

Page 4: ...ing the breaker will be therefore possible without opening the door and giving access to live parts solid state protection and control Masterpactm is equipped with solid state control units which prov...

Page 5: ...y shutters front vew 1 charging handle 2 manual opening push button 3 manual dosing push button 4 stored energy mechanism status indicator charged or discharged 5 main contact position indicator ON or...

Page 6: ...time long time setting instantaneous current D total accuracy indudinQ currentsensors 4 5 6 1 ___ _ 2 __ 3 ___ _ 4 __ _ 5 __ _ 6 _ _ _ 7 __ _ overcurrent protection long time current setting instanta...

Page 7: ...5 a not exceed 1200A Total accuracyinduding current sensors 4 5 MERLIN GERIN 1 2 ___ _ 3 __ _ 6 ___ _ 7 _ _ _ _ a ___ _ 9 ___ _ 10 _ _ _ 11 __ _ overcurrent protection long time current setting ___ 4...

Page 8: ...__ ___1 1 10 __ _ 12 __ _ overcurrent protection long time cu rre c n t c se tti n COi g __ 0 4 t o c 1 x se n so r ra t in gc CD t _____ ______ delay bands G MIN INT MAX short time instantaneous pick...

Page 9: ...the time delay setting of this breaker ground fault 1 Circuit breaker A will clear the fault within the minimum time delay regardless of its time delay setting ground fault 2 Circuit breaker 8 will i...

Page 10: ...f any Option F provides LED s indicators located on the front face of the control unit OptionJ provides LED s indicators and opto decoupled outputs terminals 612 622 632 Alarm Indication option F only...

Page 11: ...on 4 remove the transparent trip unit cover and connect test leads according to 5 plug in the power cord 6 turn control power switch ON The power on lamp should light If not check the source then the...

Page 12: ...onnects switches auxiliary drawout mounted To a terminal block a located in the front of the stationary assembly making the connections easy This terminal block is then wired to another connection blo...

Page 13: ...tal number of breaker operating cy cles spring charged switch Type b switch it is closed when spring is charged It is delivered as standard with the spring charging motor and has a common terminal wit...

Page 14: ...r manually of electrically Any attempt to close will have no effect on the main contacts Closing is possible when the release voltage reaches 85 of its rated value Field installable time delayed under...

Page 15: ...set of 24 SPOT switches They are operated by the means of a cable Not UL listed overcurrent trip switch SDE delivered as standard with control unit In addition to the fault trip indicator reset button...

Page 16: ...linking of the normally closed auxiliary contacts N C of the circuit breaker in open position when they are used in automatisms which do not have to be interfered by the circuit breaker drawout see p...

Page 17: ...fully I closed ll I II fully open T 1 1 3 e 3 5 mm between contacts I closed I open 13 8 9 5 mm 1 __ 1 between contacts t 1 cl _ os ed____ _ m open pos1hon open closed closed closed tj T T T main disc...

Page 18: ...icator located in the control unit will pop out Reclosing of the breaker is impossible until this trip indicator is reset This standard function can be disabled on request anti pumping function standa...

Page 19: ...s This interlocking is obtained by the adjunction of one adaptation block one setof adjustable cableswith a maximum length of 78 2 meters interlocking rods Possible mounting arrangements between 3 sta...

Page 20: ...nsulated busbar installations transparent cover Hinged mounted and lockedwith a milled head this cover is designed to be installed on the door escutcheon Itprovides a higher degree of protection and i...

Page 21: ...00 6300 high interrupting rating MPOBH2 BOO 250 BOO MP12H2 1200 B00 1200 MP16H2 1600 1200 1600 MP20H2 2000 1600 2000 MP25H2 2500 2000 2500 MP30H2 3000 2500 3000 MP40H2 4000 2500 4000 MP50H2 5000 4000...

Page 22: ...MP1 6H2 1600 100 000 1 00 000 65 000 MP20H2 2000 100 000 1 00 000 65 000 io 6 c c o c cc MP40H2 4000 1 50 000 1 50 000 100 000 MP50H2 5000 1 50 000 1 50 000 100 000 MP63H2 6300 1 50 000 1 50 000 1 00...

Page 23: ...ting A rating A RMS Sym Amps 240V 480V 600V standard interrupting rating MP08H1 800 250 800 50 000 50 000 50 000 MP12H1 1 200 800 1 200 65 000 65 000 65 000 MP16H1 1 600 1 200 1600 65 000 65 000 65 00...

Page 24: ...rating A rating A r MP08 r 800 250 t 1 400 f 1 600 f 1 800 l f MP12 1200 800 f 1 1000 I 1200 I MP16 1 600 1200 I 1600 t 1 MP20 2000 1600 2000 f I MP25 2500 2000 2500 1 MP30 3000 2500 I 3000 I t 1 MP4...

Page 25: ...ting A interrupting ratings RMS Sym Amps 240V 480V standard interrupting rating 1 MPOBH1 BOO 50 000 50 000 MP12H1 1 200 65 000 65 000 MP16H1 1 600 65 000 65 000 MP20H1 MP25H1 H MP30H1 MP40H1 I MP50H1...

Page 26: ...I I I I I I I I t pickup 0 2 0 6 x sensor rating for ratings BOO 1 200 1 600 and 2000A 0 2 0 4 x sensor rating for ratings 2500 and 3000A 1 200A for ratings 4000 5000 and 6300A I 1 I I i I r i I senso...

Page 27: ...r r j I I I r t _ I T time delayed _ f 2 when load decreases below lc2 1 9 8 7 6 5 1 f I 4 I 3 I 2 I I I 1 09 08 07 06 05 1 04 03 l 02 r I 01 i 1 2 3 4 5 6 7 8 9 1 1 1 2 1 1 I t I I I time delayed whe...

Page 28: ...r 1 I I I I I 1 I I I 1 I I I 1 I disconnected 1 f closed 0 open J 1 charged I I I I I rl __ I W remote iL I I Pring I I I I I I I I I remote_ _ _ t_ I I h connected open h I close I r A Y1 r I I I I...

Page 29: ...i t t I rt l jtte _ t _ _ _____ _ ___ r J II II II f LT ST Gnd na n alarm a option I option F SDE f option J I I I I I I I II I I II II out optionTorZ or in option R I I II II 11 11 II u 41 tt JJ I I...

Page 30: ...P20 MP25 3 15 r 8o 7_ 1 75 56 dia 7 18 44 5f 14 3 18 I r 15 39 10 MP08 to MP16 1 73 79 20 MP20 to MP25 t44 r 30 41 5 I r 6 3o 1 190 3 94 100 L U 45 7 74 3 79 20 I 2 36 60 _ _ door escutcheon door inte...

Page 31: ...2 17 r J 11 55 I I I I I I I I I MP 08 MP 1 2 MP 1 6 note suitableforcontinuousoperation at 100 rating in a minimumcubiclespace H17112 by W21 by 016 inches Ventilation isnot required _L I e 1 77 I 45...

Page 32: ...4 435 _i 2 17 55 44dia 11 note suitableforcontinuousoperation at 100 rating in a minimum cubiclespaceH1 71t2 by W21 by016 inches Ventilation isnotrequired insulatecell _L___ ur r I 45 5 12 130 mini 1...

Page 33: ...usoperation at 100 rating in a minimum cubiclespaceH26 byW21 by 016 incheswith aventilationof30 sq inches bothattopandbottom note suitableforcontinuousoperationat 100 rating in a minimumcubiclespace H...

Page 34: ...I Q Ql I IQ I i I i f c 44dia 11 2 17 55 dia 0 14 3 6 mounting holes 44dia 11 D 1 E 1 MP 50 MP 63 9 94 l 2 28 25252 5 58 6 35 1 I 3 94 6 89 1 3 35 100 1 175 85 _4 21 17 66 107 448 5 A B c 2 36 13 78 1...

Page 35: ...0 MP 50NA 5000 MP 63NA 6300 short time rating RMS Sym Amps SOOV AC max 50 000 50 000 50 000 50 000 50 000 50 000 85 000 85 000 85 000 accessories dimensions connections Switch accessories dimensions a...

Page 36: ...tion resistance test may be performed as indicated in NEMA standardpublication no AB2 1984 An insulation resistance test is used to determine the quality of the insulation between phases and phase to...

Page 37: ...d additional costs the endurances required by standards table 3 endurance with after sales service maintenance See table 1 It is nevertheless possible to exceed these values by an easy maintenance on...

Page 38: ...2000 1 00 000 100 000 65 000 1 00 000 80 000 85 000 65 000 MP 25H2 2500 1 00 000 100 000 65 000 1 00 000 80 000 85 000 65 000 MP 30H2 3000 i 1 00 000 100 000 65 000 1 00 000 80 000 85 000 65 000 MP 4...

Page 39: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 40: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 41: ...uxiliary switches standard auxiliary switches 24 additional auxiliary switches ready to close switch connected position switches disconnected position switches test position indication auxiliary switc...

Page 42: ...kA 1 00kA 1 00kA 1 00kA JEC JIS marine applications homologated by Bureau Veritas approved by Det Norske Veritas and Germanische Lloyd s listed by Lloyd s Register of Shipping American Bureau of Shipp...

Page 43: ...ly the aid of a screwdriver the uniform design of the circuit breaker line allows these accessories to be common for the whole line front connection of secondary circuits All accessory terminals are l...

Page 44: ...es all the traditional protection of the universal power circuit breaker long time short time instantaneous and ground fault plus other built in functions rms sensing standard alarm switch standard ov...

Page 45: ...ty shutters front view 1 charging handle 2 manual opening push button 3 manual closing push button 4 stored energy mechanism status indicator charged or discharged 5 main contact position indicator op...

Page 46: ...le time long time setting instantaneous current MP1 008A O G according to time current curves between 1 05 and 1 20 of current setting total accuracy including current sensors 4 5 control power not re...

Page 47: ...est receptacle 1 7 fault indicator saving battery option PIL 18 fault indicator reset or battery test button 19 fault indicator re activating button option PIL current MP1008A O CD accordingto time cu...

Page 48: ...y setting 1 1 short time pick up 12 short time delay 13 thermal memory min max selector see p 40 1 4 instantaneous pickup 15 ground fault option T pickup 16 ground fault option T time delay 17 availab...

Page 49: ...ing circuit breakerstatus open tripped closed alarms overload type of fault internal watchdog C see values on pp 24 to 26 control power not required for loads greater than 20 of current sensors Requir...

Page 50: ...refore the fault is cleared instantaneously by the nearest circuit breaker the thermal stresses l t in the network are minimized without any effect on the correct time delay coordination in the instal...

Page 51: ...ct which closes when in the overload zone up to the tripping of the circuit breaker This contact can be used for ultimate load shedding alarm before tripping etc output char 0 1 A 240 Vac optical tria...

Page 52: ...L SHOCK BURN OR EXPLOSION Do not touch test plug pins when power cord is plugged in and power switch is ON The power switch should never be in the ON position unless test plug is connected Failure to...

Page 53: ...ock b that operates automatically to isolate the internal accessories when the circuit breaker is in the disconnected position location disconnected position switches terminal connection Accessory ter...

Page 54: ...ype b switch is closed when the spring is charged It comes standard with the spring charging motor and is provided with a common terminal closing coil XF This device releases the circuit breaker closi...

Page 55: ...t be closed either manually or electrically Any attempt to close it will have no effect on the main contacts Closing is possible when the release voltage reaches 85 of its rated value The instantaneou...

Page 56: ...closed b switches are closed when the circuit breaker is open and open when the circuit breaker is closed See page 18 for operating diagrams 24 additional auxiliary switches OFSUP An external plate h...

Page 57: ...and disconnected position switches connected position switches CE A block offour SPOT switches operated close to the connected position The switch block is field installable disconnected position swit...

Page 58: ...chesareshownwith thecircuitbreakerintheconnectedposition 1 8 o G a 4 1 2 0 1 2 Llnl llll 111111111111111111111111111f 0 1 2 3 4 5 llll lllllll11p11111111p111j1111p11111111p111111111 tully I tully clos...

Page 59: ...und fault conditions the trip indicator located in the control unit will pop out Reclosing of the circuit breaker is impossible until this trip indicator is reset This standard function can be disable...

Page 60: ...rs This interlocking is obtained by the joining of one adaptation block one set of adjustable cables with a maximum length of 78 in 2 m interlocking rods possible mounting arrangements between three s...

Page 61: ...hase barrier prevents arc prolongation to the circuit breaker in the event of a line side fault and isolates the circuit breaker connections in insulated bus bar installations transparent cover Hinged...

Page 62: ...t damage G control unit not required CV not UL listed 22 ratings CD MP08 NA 800 50 000 MP12 NA 1 200 50 000 MP16 NA 1600 50 000 MP20 NA 2000 50 000 MP25 NA 2500 50 000 MP30 NA 3000 50 000 MP40 NA 4000...

Page 63: ...0 0 0 0 0 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 1 09 08 07 06 05 04 03 02 01 l 5 6 7 8 9 1 1 2 1 5 2 f instantaneous pickup 1 1 5 10 x lr I 4 5 6 7 8 9 10 20 30 40 50 60 2 a5 0 N g 8 8 8 888 CD r co OJ N...

Page 64: ...xed threshold 24 12t ON l 1 I _ 1 5 6 7 8 9 1 1 2 1 5 ln A I In x I I 121 OFF 2 3 4 630 28 lm 1 5 10x lr 0 3 J 0 2 I 0 1 J 5 6 7 8 9 1 0 20 30 40 so so e g g x lr 800 1000 1200 1600 28 24 2 3 4 5 6 7...

Page 65: ...12t OFF 1 09 OB 07 06 05 instantaneous pickup 04 1 I 2 x ln Max 03 I I 02 II 01 5 6 7 8 9 1 1 2 1 5 2 3 4 5 6 7 8 9 10 20 30 40 so so R ii g x lr Max rating In A 630 800 1 000 1 200 1600 fixed thresho...

Page 66: ...002 001 I l t ON L I I 12t OFF 4 5 6 7 8 9 1 1 2 1 5 2 3 4 5 6 7 8 910 ground fault pickup lh 0 1 x In 1 200 A Max 1 4 5 6 7 8 9 1 1 5 2 0 4 0 3 0 2 I 0 1 3 4 5 6 7 8 910 0 20 30 40 50 60 000 1 0 20...

Page 67: ...5 2 a I I 4 5 6 7 8 9 1 1 5 2 4 5 6 7 8 910 current setting 0 20 30 40 50 60 000 r co en lr 0 8 1 x plug rating I I I I I I 1 1 1 J I l l lc1 0 8 1 x lr ck1 b 111 x lr tr1 tr 2 tr tr 4 4 5 6 7 8 910...

Page 68: ...l I I I I I I I I I I I l 1 I I I I I I I I I I I I I 1 I I I I I I I I I I I I I 1 I I J J J J J J J J J remote I I L I J J i 1 rnl ft1 35frl ft374 l l l l close i l l _ _ 1 kf _ 1 21_2222r 22 32 42...

Page 69: ...d r I I 1 8 1 G I I f D I I I I I I I I I I I I I I I I I I I I f f I t f I I I I I I I I I I I 24 Vdc I downstream I I I I circuit I I I I breaker I CD 84terminal not available with Z o r Coption zon...

Page 70: ...of the door 6 153 5 83 0 73 149 19 __i 2 72 f mounting l oles 7 1 J 180 0 691 18 drilling of the door r 6 153 t 15 149 t _ _ 2 72 69 0 19 dia 05 0 1 5 4 rear cutout note the door interlock can either...

Page 71: ...ion Note suitable for continuous operation at 1 00 rating in a minimum cubicle space 1 7 5 in 445 mm h by 21 in 533 mm w by 1 6 in 406 mm d Ventilation is not required Refertoshopdrawingsforverificati...

Page 72: ...bicle space 1 7 5 445 mm h by 21 in 533 mm w by 16 in 406 mm d Ventilation is not required Refer to shop drawings for verification cell insulation required 1 i7_ _ _ Note suitable for continuous opera...

Page 73: ...ith a ventilation of 30 sq in 0 02 sq m both at top and bottom Refer to shop drawings for verification cell insulation required 1 2 28 58 9 45 1 75 240 min 45 o trl t I I 112 24 311 10 24 260 Note sui...

Page 74: ...m by 25 in 635 mm w by 16 in 406 mm d with a ventilation of 30 sq in 0 02 sq m at bottom Refer to shop drawings for verification rwithdrawn position 1 47J disconnected position 14 21 361 ______1 cell...

Page 75: ...3 78 __L 13 78 60 350 350 L _ _ _ _ 32 08 815 0 25_ r 6 0 56dia 0 14 6 mounting holes 0 44 dia 0 11 2 17 55 MP40 MC40 9 94 9 94 3 94 253 253 i2 DOT 1 lj 13 6 rwithdrawn position discornected position...

Page 76: ...7 d t d 1 243 45r 1sconnec e pos1t1on I 1 1 14 21 _ __ _ _ _ 361 II cell insulati n not required t 1 75 45 I t I 1 1 9 1 1485 min 1 0 24 I 6 mounting holes 260 4 72 _j 120 3 08 0 44 dia 0 11 101 175 8...

Page 77: ...at may have accumulated on the circuit breaker surface and terminals mechanical checks For long periods circuit breakers may not be required to operate on overload or short circuit conditions Therefor...

Page 78: ...enance and additional costs the endurances required by standards See tables 1 and 3 Service maintenance by a Merlin Gerin representative will extend the endurance according to table 2 This service can...

Page 79: ...iary and position switches DC 48 i S 1 3 3 3 1 2s i 3 o s I o s o 3 250 3 0 25 0 25 0 15 500 0 5 440V 690V leu lcs leu lcs 65kA 65kA 65kA 75kA 75kA 75kA 1 00kA 1 00kA 1 00kA 65kA 65kA 65kA 65kA 65kA 6...

Page 80: ...n Before tripping the integrated heating value will reduce the associated time delay and therefore the reaction of the trip unit will be closer to the real heating of the power network system After tr...

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