www. ElectricalPartManuals. com Type AM Magne-Biast Circuit Breakers RENEWAL PARTS

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1 RENEWAL PARTS Ordering Instructions 1. Always specify the complete nameplate data of the breaker. 2. Specify the quantity, catalog number (if listed), reference number (if listed) description, and this bulletin number. 3. Standard hardware, such as screws, bolts, nuts, washers, etc., is not listed in this bulletin. Such items should be purchased locally. 4. For prices, refer to the nearest office of the General Electric Company. Data is subject to change without notice. GEF-4426A Supersedes GEF-4426 Type AM Magne-Biast Circuit Breakers Note: The ML-13 operating mechanism is not included in this publication. Refer to GEF-4379.

2 GEF A B. Barrier support TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS (1200amp) (2000amp) C. Hinge assembly (See Section A A) Fig A. Breaker, TypeAM Cross section views D. Cylinder support 36 ' 38 '>--- 43

3 TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS Type AM Magne-blast Circuit Breaker (Refer to Fig. 1) Ref. Ampere Catalog Number for AM No. No. Rating -6H and -6C -7H and -7C -8H and -8C Reqd. Description GEF All C0444G C0444G C0444G005 3 Booster cylinder 2 All 0114C5388G C5388G C5388G001 1 Box barrier assembly 3 All * * * * Box barrier guide 4 All 0137A6025G001 3 Arc chute support assembly 5 All 0258C0619P008 3 Connection bar 6 All 0619C0444G Arc chute clamp 7 All 0137A6001P Arc chute support, left 7 All 0137 A6001P002 3 Arc chute support, right 8 All 0619C0461G C0461G C0461G012 1 Vertical barrier, left 8 All 0619C0461G C0461G C0461G011 1 Vertical barrier, center 8 All 0619C0461G C0461G C0461G010 1 Vertical barrier, right 9 All 0281B0708G B0708G B0708G002 3 Operating rod C0614P C0614P C0614P006 6 Horizontal barrier, upper C0614P C0614P C0614P007 6 Horizontal barrier, upper D0123G D0123G D0123G001 3 Bushing, long C0515G C0515G C0515G001 3 Bushing, long 12 All 0619C0461P C0461P C0461P026 3 Block C0575P C 5380P C5380P011 6 Horizontal barrier, lower C0575P C5380P C 5380P012 6 Horizontal barrier, lower C0575P C0614P C0614P C0614P020 4 Cover plate C0444P C0444P C0444P029 1 Top plate All 0635D0390G D0390G D0390G001 1 Wheel assembly, complete C0767G C0767G C0767G007 1 Wheel assembly, complete 19 All P P P008 2 Wheel and spanner bushing 19A P P P006 2 Wheel and spanner bushing B0282G B0282G B0282G001 3 Hinge point assembly B0282G B0282G B0282G002 3 Hinge point assembly P P P P P P001 3 Washer P P P001 3 Bearing A0407P A0407P A0407P001 3 Spring A0106P A0106P A0106P007 3 Bolt 27 All P P P001 3 Washer A0106P A0106P A0106P004 3 Screw A0239P A0239P A0239P001 3 Spring A9186P A9186P A9186P001 3 Bearing 31 All 0456A0884P A0884P A0884P001 6 Hinge washer 32 All 0456A0862P A0862P A0862P009 2 Front wheel and caster t33 All 0105C9317G1 0105C9317G C9317G001 1 Mechanism cover 34 All 0619C0461P C0461P C0461P025 3 Plate 35 All P441 6, 3 3/4 inch 36 All 0619C0444P C0444P C0444P006 3 Support t37 All 0137 A9103P001 3 Booster cylinder jumper 38 All,li0688C0575P C5380P C5380P003 6 Support All,li0688C0575P C5380P C5490P001 3 Support, left 40 All tcl688c0575p C5380P C5490P002 3 Support, right 41 All tcl688c0575p C5380P C5490P003 3 Connection bar All tcl619c0444g C0444G C0444G003 3 Arc chute clamp 43 All t<:j421a0209p A0209P A0209P All t<:j421a0209p A0209P A0209P447 3 t Not illustrated. For breaker model list with W suffix. /.For Type -6H and -6C only. Order Ref. No. 38 through 44 when individual parts are required. If the complete assembly is required order Ref. No. 4 which includes parts 38 through 44. *{For box barrier with fabricated top, order quantity of (2) Cat. No. 0258C0614P037. For box barrier with molded top, order quantity of (2) Cat. No. 0114C5381P006. 3

4 GE F A TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS ==== ::::i:::::=t::::=::=;,-j- I 03 A. Complete arc chute assembly "-6" design ) !!"''!! "'!!! III 120--!1! !! !: ;;;;:;;;:,.i._ , i:l:i i!it== B. Side cover removed "-6" design 139 -:;..._, ! !!!! ==< "" ' ""'" !!!! ',.../ C. Complete arc chute assembly "-7" and "-8 " D. Side cover removed "-7" and "-8" design design Fig. 2. Arc chute

5 , J A Ref. No E. Front view TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS Ill F. Bottom view Fig. 2. Arc chute (cont'd.) Arc Chute Assembly (Refer to Fig. 2) Catalog Number for Type AM No. -6H and -6C -7H and -7C -8H and -8C Reqd G X0416G X0416G A0381P A0381 P A0381P B0100G B0100G B0100G C0616P C 0616 P C0616P D0469G DX0416G X0416G A0208P P P C0615G C0197G C0197G C0615P C0615P C0615P C0615P C0615P C0615P C0616P C0616P C0615P C0616P C0616P C0616P B9365P C5381P C 5381 P C0615G C0197G C0197G A0208P A0208P A0208P C0615G C0197G C0197G C0615G C0197G C0197G C0615P C0615P C0615P A0209P A0888P A0888P P P P P P P A0116P C 5381P A0116P AO 117 POO B1965G A7377G B1965G A7377G A0743G A0743G A0743G C0632G C0745G C0745G001 3 o421a0208p A0208P A0208P A0891P A0891P A0891P C0616P C0616P C0616P C0616P C0616P C0616P011 3 GEF , G. Lower runner assembly "-6" design Description Arc chute assembly Brace Arc chute sides Lower support Upper support Upper pole piece, right Core, upper Core, lower Core insulation, upper Core insulation, lower Shield Lower pole piece, right Lower pole piece, left Upper pole piece, left Connection Insulation plate Throat insulation Throat insulation, right Throat insulation, left Coil, upper Runner assembly, upper Insulation strip

6 GEF-4426 A. Front view (for 1200 amp breakerj TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS , , o_;;;; ! B. Side view (for 1200 amp breaker) 158 (-8H) 170 I 55 A E. Side view (for F. Rear view (for 2000 amp breaker) 2000 amp breaker) A C. Rear view (for 1200 amp breaker) 153 I 152 Fig. 3. Rear bushing assembly (Ref. No. 150) D. Front view (for 2000 amp breaker) I = ill ' 1! J ;ui I I A 159 G. Component parts (1200 amp rear bushing),

7 TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS Arc Chute Assembly (Refer to Fig. 2) (Cont'd) Ref. Catalog Number for Type AM No. No. -6H and -6C -7H and -7C -8H and -8C Reqd. Description GEF A0744G A0744G A0744G001 3 Coil, lower A0131P C0604P C0604P012 AR Shim P P P C0615P C0615P C0615P015 3 Support A0932P A5906P A5906P001 6 Lower shield C0615G C0615G C0615G005 3 Connection assembly C0615G C0198G C0198G002 3 Runner assembly, lower C0616P C0604P C0604P C0616P C0604P C0604P C0616P C0197P C0197P014 6 Upper insulation C0632P C0197P C0197P013 6 Barrier P P P011 6 Insulating cap 137A POO P P001 6 Washer for insulating cap (Ref. 137) C0616P C5381P C5381P010 6 Lower barrier C0616P C0197P C0197P012 3 Barrier, left C0616P C0197P C0197P011 3 Barrier, right A0208P A0208P A0208P A0198P C5381P C5381P005 3 Insulation A9163P A9163P A9163P002 6 Insulating bushing C0604P <:::0604P002 3 Barrier C0197P C0197P015 6 Cup washer C0604P C 0604P006 3 Barrier A8091P A8091P219 3 Insulation strip Rear Bushing Assembly (Refer to Fig. 3) Ref. Ampere Catalo Number for Type AM No. No. Rating -6H and -6C -7H and -7C -8H and -8C Reqd. Description D0754G C0790G X0344G003 3 Rear bushing assembly D0754G C0790G X0344G004 3 Rear bushing assembly C0581G C0581 G D0124G001 3 Rear bushing, short C0516G C0516G C0516G006 3 Rear bushing, short C0782P C0778P C0778P007 3 Spring retainer strip C0782P C0778P C0778P007 3 Spring retainer strip C0791P C0443P C0443P017 3 Arc chute support C0791P C0443P C0443P008 3 Arc chute support 154 All 0236C0791G C0791G C0791G003 3 Arcing contact support 155 All 0236C0791G C0791G C0791G001 3 Flexible connection, right 155A All 0236C0791G C0791G C0791 G004 3 Flexible connection, left 156 All 0236C0790G C0790G C0790G009 3 Arcing contact assembly 158 All 0414A116P A0116P004 3 Insulating plate 158A All 0195A7388G002 3 Barrier assembly 159 All P P P004 3 Buffer A5964P Spring A5964P A5964P Spring P Spring A5964P A5964P Spring N312P2542B 12 Spring guide N312P2542B Spring guide 161 All N312P2542B N312P2542B 18 Spring guide 163 All 0175V0557P V0557P V0557P001 6 Locking plate C0666P009 3 Contact support C0778P C0778P011 3 Contact support C0791P Primary contact finger C079lP Primary contact finger 165 All 0114C5382P C5382P Primary contact finger C0782P C0778J? C0778P002 3 Primary contact finger retainer C0782P C0778P C0778P002 3 Primary contact finger retainer P All P P P P P002 6 Buffer clamp P P P002 6 Buffer clamp 169 All 0265C0151P025 3 Spring baffle C0632P Copper plate, left-hand C0632 P009 3 Copper plate, right-hand 24 7

8 GENERAL ELECTRIC COMPANY BREAKER PLANT OPERATION PHILADELPHIA, PA (500) GENERAL. ELECTRIC

9 Ref. No. Ampere Rating All All 214 All All 218 All All 221 All 222 All t223 All t Not illustrated. TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS A amp B amp Fig. 4. Movable tontact arm assembly (Ref. No. 210) Movable Contact Arm Assembly (Refer to Fig. 4) Catalog Number for Type AM No. -6H and -6C -7H and -7C -8H and -8C Reqd X0343G X0343G X0343G X0343G X0343G X0343G B0742G B0742G A5306G A9164P A9164P A9164P A9164P C5382P C 5382P C0666P C0666P C0666P C0666P C0666 P C0666P X0343G X0343G X0343G X0343G X0343G X0343G A0248P A0248P A0248P A0874P A0874P A0874P A0874P A0874P A0874P A0874P A0874P A0874P C0619P C0619P C0619P A0146P A0146P A0146P A0146P A0146P A0146P A0876P A0876P A0876P Description GEF-4426 Movable contact arm assembly Movable contact arm assembly Arcing tip Movable primary contact Movable primary contact Movable primary contact Movable primary contact Movable primary contact Contact arm Contact arm Tube and piston assembly Tube and piston assembly Piston ring Piston ring equalizer Shim Shim Orifice Grip nut Grip nut 8

10 TYPE AM-4.16 MAGNE-BLAST CIRCUIT BREAKERS PARTS RECOMMENDED FOR NORMAL MAINTENANCE GEF-4426 Catalog No. for Type AM-4.16 Fig. Ref. Ampere No. No. No. Rating -6H and -6C -7H and -7C -8H and -8C Req'd Description 1 9 ALL B0708G B0708G B0708G002 3 Operating rod ALL 0414A0116P C5381P A0116P002 3 Insulating plate ALL 0414A0117P Throat insulation ALL 0108B1965G A7377G001 3 Throat insulation, right ALL 0108B1965G A7377G002 3 Throat insulation, left ALL 0383A0932P A5906P A5906P001 6 Lower shield ALL 0258C0616P C0197P C0197P014 6 Upper insulation ALL P POO P001 6 Insulating cap 2 137A ALL P P POO 1 6 Washer for insulating cap (Ref. 137} ALL 0258C0616P C5381P C5381P010 6 Lower barrier ALL 0236C0791G C0791G C0791G001 3 Flexible connection, right 3 155A ALL 0236C0791G C0791G C0791G004 3 Flexible connection, left ALL 0236C0790G C0790G C0790G009 3 Arcing contact assembly ALL 0414A0116P A0116P Insulating plate A5964P Primary contact finger spring A5964P A5964P Primary contact finger spring P Primary contact finger spring A5964P A5964P Primary contact finger spring C0791P Primary contact finger C0791P Primary contact finger ALL C5382P C5382P Primary contact finger ALL 0802B0742G B0742G B5506G001 3 Arcing tip A9164P Movable primary contact A9164P Movable primary contact A9164P Movable primary contact A9164P Movable primary contact ALL C5382P C5382P004 6 Movable primary contact X0343G X0343G043 j 0213X0343G090 3 Tube and piston assembly X0343G X0343G X0343G091 3 Tube and piston assembly