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Siemens-Allis FC-10008 Instructions Manual

Air magnetic circuit breaker with stored energy operator
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Summary of Contents for Siemens-Allis FC-10008

  • Page 3: Table Of Contents

    PAGE PAGE Transfer Stack ......17 PRELIMINARY HANDLING INSTRUCTIONS Contact Alignment and Replacement ... . 17 INTRODUCTION .

  • Page 5: Preliminary Handling Instructions

    PRELIMINARY HANDLING INSTRUCTIONS • Move breaker to installation location with fork lift or crane (A). • Carefully remove protective plastic cover or crate. • Remove ramp pieces nailed to the pallet at the front of the breaker (B). • Remove hold down bolts located on each side of breaker (C).

  • Page 7: Warranty

    Found" tests are desirable (see page 31). jumper. CIRCUIT BREAKER P REPARATION Coat movable primary and secondary disconnects with a film of Siemens-Allis contact lubricant, 15-171-370· Prepare the circuit breaker for Insertion into its 002. cubicle as follows: Insert breaker into· its cubicle to "disconnect" .
  • Page 9 DETAIL "A" VIEW"AA" VIEW FRONT SHIELD CONTACT FINGER 9 \(""';:<:= =,j� �� �!" " C· SEE DETAIL "A" GROUND FINGER INTERLOCK SHOCK ABSORBER PLUNGER Figure 2 Typical Circuit Breaker Assembly FC-1000 8...
  • Page 11 BARRIER STACK (PARTIALLY IN) ARC CHUTE SUPPORT A342699·79 Figure 2A. Arc Chute Support in Position ·4-...
  • Page 13 ·� - ' � ,• . 17. Complete movement of b reaker to "test" posi· Lock out Key interlock (if provided) and repeat tion and repeat steps 10** step again. Check [or proper alignment between stationary Open interlock and repeat steps 10** and movable secondary contacts.

  • Page 15: Circuit Breaker Description

    - -- - ·----· - CIRCUIT BREAKER DESCRIPTION from each other except while performing their specific A typical circuit breaker consists of primary dis· connect, arc chute and operator sections. The primary functions. For example, the spring charging drive and disconnect section contains the main contact which supplies cam-ratchet assembly are disengaged except when the cam·...
  • Page 17 - ------ ·- ------- - - --------- - - --- -- --- ---- - F IX EO PIVOTS F I X ED PIVOTS MOV I NG CENTERS MOV I NG CENTERS CLOSING CLOSING LATCH LATCH � - - - ---­ CLOSING CLO S I N G SPRING...

  • Page 19: Capacitor Trip Device

    SH EL. L Contract Fing Rotor Assembly Barrier ROTOR ASSEM B LY Barrier Bracket Shaft Stud Nut (10·32) Brass Stv. Locknut Cotter Pin #10 Lockwasher Washer Nut (.250) .25 Lo ckwasher Bracket JI-JOI-I,t Type 0·10 Swirr:h Figure 5. Auxiliary Capacitor Trip Device CHUTE ASSEMBLY Each arc chute ( a flame retardant...
  • Page 21 The coolers (6) through which the by-product NOTE gases of interruption pass , completes the cooling and de-ionizes of the arc products. After arc chutes have been tilted back to their normal position, make sure that all screws have Arc chutes be tilted to expose contact area and been replaced and tightened securely on all Cor inspection of barrier stack (3).

  • Page 23: Circuit Breaker Operation

    � Figure 7. 515-3 Operator R.H. View CIRCUIT BREAKER OPERATION Normal-Normal circuit breaker operation is con­ This rotates the latch that allows the closing linkage to trolled by cubicle mounted controls or other control collapse and reset. The closing springs of stored energy operated devices.

  • Page 25: Of Operation

    -���--- STORED ENERGY r -. OPERATOR DESCRIPTION OF OPERATION (20, SPRING CHARGING CYCLE ing latch rollers Figure 7) to be positioned nt of trip latch (18, Figure 7). Energizatlon of the Breaker Control Circuit will cause the spring charging motor (1, Figure 7) to start Figure 4 for sequence operation.
  • Page 29 · . "·· Figure 8. 515·3 Operator Front View ·13·...
  • Page 31 MOTOR CUTOFF MECH. INTERLOCK FOOT LEVER 88-4 _ ___ --- ��---®- � ..,__.., --+ TC- CIRCUIT BREAKER TRIP COIL 52 CC- CIRCUIT BREAKER CLOSING COIL -AUX. CLOSING RELAY ANTI PUMP -MOTOR CUTOFF SWITCH S E NSOR• -SPRING CHARGING MOTOR -CLOSE LATCH CHECK SWITCH -TRIP LATCH CHECK SWITCH -CONTROL SWITCH- CLOSE CONTACT -CONTROL SWITCH- TRIP CONTACT...

  • Page 33: Spring Charging

    Closing Circuit The close latch check switch (16, Figures 3 and 17) consists of snap-action type switch mounted in close prox· The standard control circuit for a stored energy imlty the close latch. A striker plate at the tail of the operator is shown in Figure 9.
  • Page 35 To install the flux shunts (2) and interphase barriers starting at the bottom and work up to the top to insure (1), follow the reverse order of the dismantling procedure interphase barriers (1) are in slots. Bolt down loosely the with above.

  • Page 37: Barri E R Stacks

    - -- - - - --------- -- Tl L Tl NG ARC CHUTES (34) with one hand to prevent it from falling down while the sideplate support ( 33) is being taken out. To install the r· Remove phase barriers as described under "Phase transfer stack (34), follow the reverse order of above.

  • Page 39: Stud And Support Ass E Mbly

    STUD AND SUPPORT ASSE M BLY CONTACT FINGER UPPER BUSHING (SEE FIG. 11Cl L OWER BUSHING (SEE FIG. . 9 . , . _ SPACER SCREW LINK CHECKNUT • J�, LOCK NUT RADIUS WASHERS VIEW "A·A" (BREAKER LATCHED) 11A. Figure LOW E R BUSHI NG ASSEMBL V ARC RUNNER INSULATION...
  • Page 41 UPPER BUSH ING ASSEMBLY SI OEPLATE SUPPORT ARCING CONTACT CONTACT FI NGER INNER SPRING TUBE SPR I NG F igu re T TC. BREAKER CLOSED STATI ONARY CONTACT TI P OF MOVABLE CONTACT TRANSFER TIP'--""" " LINE BOTTOM TRANSFER TIP BLOCK --- D I RECTION O F ADJUSTMENT Figure 11D.

  • Page 43: Procedure B Contact Lead

    BREAKER OPEN TRA NSFER TIP AND BACK OF STATIONARY CONTACT ALIGNED SCREW ---- DIRECTION OF ADJUSTMENT Fig'!re 1 1 E. dimensions "C" (totalized) within tolerance. Repeat on retain adjustment. Remove spacer, clamp and reconnect each phase if necessary . After reaching correct engagement, contact link ( 4 7, Figure...

  • Page 45: Auxi Liary Switch

    . ·.;�.. ' ·. .; Move the transfer tip ( 1) forward towards the This adjustment is necessary insure proper clearance llD). movable contact Figure the tip of the movable between the trip latch and trip latch rollers. The puffer (or snubber) height adjustment will accomplish this purpose, contact ( 4)
  • Page 47 LOWER TRIP L I N K Figure 13. Trip Latch Clearance Ad justment ·22·...

  • Page 49: Trip Latch Check Sensor Adjustments

    Trip L t en Bite Adjustment - trip latch bite is estab· The magnetically operated Hall effect switch (sensor) lished by setting the latch tail top surface 5/16" (7 and actuating magnet are to be preassembled to the opera­ below surface of self clinching nut shown in Figure 14- tor.

  • Page 51: Manual Charging O F Closing Springs

    ment has been previously set and should not ® altered. Remove wire from terminal 2 on timer module and Insulate. CAUTION Open breaker and charge opening springs. MAINTA I N A FI R M GRIP ON CRANK. As Apply closing voltage and observe light emitting diode the contacts will close in increments determined (LED) adjacent to delay adjustment.
  • Page 53 � B R E A K E R C H A R G E D A N D R EA D Y TO R EC E I V E SP R I N G SPR I N G B L O C K I N G D E V I C E IN C O R R ECT POSITION F O R BLOC K I N G D E V I C E .
  • Page 55 ------ - ------ - ------ ------ - Check lateral movement of actuator. Lateral play at Advance ratchet and cam asse m blies to position shown end of actuator (tip) should be no more than 1 /16" ( 1 .6 (Figure 16). 'The holding pawl must rest behind the ninth mm) maximum.

  • Page 57: Close Latch Bite Adjustment

    Close Latch Bite Adjustment - free jam nut and place than 1/16 Inches (1.6 mm) as measured between adjusting latch horizontal position (Figure 18). Visual accuracy. screw and latch surface when the 5/16" (7 .94 mm) drill Is Measure "D" directly above latch pivot. Reproduce this removed.
  • Page 59 . �;- · 1 14 1.250) SOLENOI D ARMATURE Figure 17. Spring Release Solenoid Armature Cap Ad justment This adj tment is to be pe ed only after com­ connecting between t e solenoid plunger and link pleting the spring release te ad ustment spring release latch should be adjusted to maintain the...
  • Page 61 AOJUSTM ENT SCR EW (331 + .000 " 0 " 1 0 + .0 6 2 1 - .030 JAM NUT 1 341 TOP O F F R A M E LATCH B I T E C L O S E L A T C H 1 9 1 CLOSE LATCH A D J U ST M E N T...
  • Page 63 CLOSE LATCH B ITE ADJUSTMENT SCREW (33) 5/16" ( . 3 1 21 D R I L L ROD MA Series - 4 .59" (Adjustable) ±1 /32 F B·FC/500 - Adjust to 1 0·5/8" 1 2· 1 12" ± FA-350/F C-1 000 - Adjust to 1 /32 CLOSE ADJUSTMENT DEVICES...

  • Page 65: Close Latch Mechanical Interlock

    CLOSE LATCH REMOVE (.250) D R I LL, R ESTO R I NG LATCH TO ITS NORMAL. POSITION. AGAIN ROTATE ECCENTRIC DRIVE SHAFT. THE TIP OF THE DRIVE PAWL SHOULD ENGAGE THE FULL FACE OF EACH RATCHET TOOTH. A CLEARANCE OF .030 BETWEEN THE BASE &...

  • Page 67: As Found" Tests

    Lubricate silver washer and mating of its contacts. This circuit breaker has three contacts on surfaces by applying Siemens-Allis electrical contact lubri· each pole; mains, tertiary and arcing. When closed, cant, 15-171-370·002...

  • Page 69: Chutes And Transfer Stacks

    NOTE Blow out particles with compressed air. The Siemens-Allis electrical contact lubricant Small cracks or pieces chipped or broken from ce· supplied with the accessories is intended to be ramic parts may be ignored. A barr i er stack split vertically...

  • Page 71: Lubrication Points On Frame And Operator

    FRONT VIEW "A" SIDE VIEW "A" � _.. / (�� ' · ··-..VIEW "B .. VIEW "C" Figure Lubrication Points on Frame and Operator ( View Drive Ass e mbly ( View and Linkage Assembly (View � <...
  • Page 73 -�------ current values. This control causes the arc to make an The air output from the puffer nozzle may be checked earlier transfer to the runners, thereby energizing the with the arc chutes tilted (refer to "Tilting Arc Chutes", magnetic circuit which drives the arc into the barrier stack. page 17 and Figure 2A).
  • Page 75 - - �·-·- - --- -- - --- - --- --- ---- ----� - - - - - - ---- · � <·.:. . · . .. · � the cylinder Is. Transformer oil is used on felt seals to desired, contact resistance tests made il8Jl...
  • Page 77 · SUGGESTED LUBRICATION ALTERNATE LUBR ICATION (REQU I RES AT EVERY 1000 OPERATIONS CATION DISASSEMBLY) RECOMMENDED AFTER EVERY 500 0 OPERATIONS PART DESCRIPTION OR ONCE EVERY YEAR GROUND SU R F ACES SUCH AS WIPE CLEAN AND SPRAY WASH CLEAN AND SPRAY WITH LATCHES, ROLLERS, PROPS, ETC.

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