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Allis-Chalmers LA-600 Instruction Book
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Allis-Chalmers LA-600 Instruction Book

Allis-Chalmers LA-600 Instruction Book

Air circuit breaker
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AWS-CHALMERS
INSTRUCTIPN
BO OI<
AIR CIRCUIT BREAKER
TYPE LA-600
APRIL, 1967
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Summary of Contents for Allis-Chalmers LA-600

  • Page 1 \) . r· •' • ... « i . , AWS-CHALMERS i · . INSTRUCTIPN BO OI< AIR CIRCUIT BREAKER TYPE LA-600 ·.' • ... - � APRIL, 1967 .. l ' ' �. ·...
  • Page 3 AWS�CHALMERS BOOK SECTION I INSTALLATION AND INSPECTION INTRODUCTION WARRANTY RE C E N G AND INSPECTION DAMAGE TO BE INSTALLATION STORAGE MAINTENANCE L PARTS SECT I ON II OPERATION DESCRIPTION Manually O Br�aker Electrically Operate Breaker ORAWO�T MECHANISM, AND LIFTING BAR MAINTENANCE AND ADJUSTMENTS SECTION Ill HAINTENANCE...

  • Page 5: List Of Illustrations

    ..AWS·CIHALMEftS ·- LIST OF ILLUSTRATIONS E S C FIGURE NO. TYPICAL LA-600 BREAKER OUT TYPICAL OPERATING MECiiANISM (MANUALLY OPERATED B K E R A N I RA T TYPICAL OPERATING MEC BREAKER) (ELECTRICALLY L WIRING DIAGRAM FO ELECTRICALLY OPERATED BREAKERS &...
  • Page 7 INSTRUCTIONS THE INSTALLATION OPERATION 11L A 1 1 . ALLIS-CHALMERS TYPE LOW VOLTAGE AIR CIRCUIT BREAK�RS AND AUXILIARY I PHENT INSTALLAT I ON AND INSPECTION 1 1 LA 1 1 r �I breakers may be f ur i s h e d for...

  • Page 9: Installation

    11LA11 al r cl rcul t breaker Is cQmpletely adjusted, INSTAL LATION � sted, Inspected at the f cto ry before shipment, but careful check sho�.tld be made to be certain that shipment or storage has not resulted in damage or c nge of adjustment.
  • Page 11 -- -- ---- .. ::w::: a=-:� "'_... ,.,. ._ _ � \..., UtfA>lVIllll �� D> DCTAl\.•1 )> � )> - - � '" "' F;IG.I TYPICAL LA -«X> BREAKER OUTLih£ 72-44!H)()6-401 a&AIICH 7,...
  • Page 13 - )� � ��./' D> � ·· :- �- :.·.,. �- -;·;_.. � I" DETAIL-"c• AND'\:': l> --rn 209. SPRING " 225. LINK 21'l SPRING 210. CLOSING CAM 226. PIN 218. STOP PAWL ��--- ..,. .., � � 219 ROLLE R 227.
  • Page 15 OrERATION SECTION DESCRIPTiON capu-:ity LA-600 cJrcuit breaker has an InterruPting 2 5,000 o�o�!es �= current amperes and a maximum continuous r a t ng o f fre��e�cies, ��­ 600 volts, 60 cycles. vol tages Information on other break� factory.should be consulted.
  • Page 19 electrlcallv-opeqtted breaker except that breaker ·.a �arne as that of manua handle 15 the gear manual by an motor and (N) located and 3. nt of Refer control switch on the front of the the 11 0 N11 when the 1 c i breaker w ill start the automatic...
  • Page 23 RACKING HECHANISH, ORAWOUT INTERLOCK, LIFTING Cubicl e-mounted type s the breakers of the drawout Integral rack the breaker drawout tri p out of the cubicle compartment, · Interlock the drawout position mark · (401) Refer iftin to Figure g bar to lift the breaker when ·...
  • Page 25 ADJUSTMENTS MAINTENANCE AND SECTION II I. the breaker wl Occasional checking and cleaning MAINTENANCE promote long and t ou b l io d ins pect i a n d ee service. A per !� or one year should be Included vic i ls of six m ont lo c...
  • Page 29 .. . I prior to Installation and f'4Aih7ENANCE Dur ing ln$pection CLOSlNG: be closed for rcutine maintenance Inspections, the break�r �ontacts l!�ks check clearances, contact adjustments, and mo v e m slowly to maintenance closing The manual closing handle is used for l at h e s the breaker.
  • Page 31 ALLIS-CHALMERS SET SCREW WRENCH 601. PIN 607.8ASE 619. CONTACT FINGER SPACERS �2�. 602.SPACER 61 .. CONTACT 620.ARCING CONTACT 626. BAR 608.SCREW 603.PIN 627. SCREWS 609.SPRING 615. SUPPORT 6 21.NUT £.041. SPACER$ 628. SPRING 610. SPRING GUIDE 616. STUD 62Z.ARC R 60:).
  • Page 33 f e r to Figure 2) .0621 1 plus should e ng or m i Trip iatch (216) nt of .0 15" p shaft on t Measurement is with re�ting on the reset s�aft position. Main Ref�r to Fig�re 6) Contact �ake should be between .093"...
  • Page 35 Refer to figure 6. The contact structure consists of main current carrying contacts and arcing contacts arranged so that initial contact make and final contact break is by means of the arcing contacts. The main contacts are not subject to arcing. The actual contact surfaces clad with an alloy facing which...
  • Page 37 Contact Either arcing contact 620) contact (617) or both, may be removed replaced as follows: Follow of pin the steps outlined in paragraph g removal (603) or hinge contact fingers omit these be replaced, s t 2" long steps and .18711 begin by placing a diameter...
  • Page 39 I v I S TAT I C O V E R C U R R E NT T R I P D E V I C E Dev i c e s I N TR O D U C T I O N T h e l i s - Cha l me r s S t a t i c O v e r cu r re n t a r e...
  • Page 41 e I ns t r uc t i on s d e s c r i b e f o u r mod e l s s t a t i c t r i p ev i s i m i n y res pec t s a n d A I I a r e J a r...
  • Page 43 W I TH SHAFT CAUT IO N : A L L S E LECT I ON KNOBS ARE EQU I PP E D LOC KS ENS URE PERMAN ENCE S ETT I NG S . TURN I NG A KNO B ON SHAFT LO CKED W I LL CAUS E LOS S...
  • Page 45 DG . Mode l s AG , m i d d l e Mo d e l s A G , T h e knob on r i g h t h a n d s i d e t he O G , d e t e c t i on .
  • Page 47 EXAMP L E : Ph a s e B r ea ke r a t i ng a s pe r i g u e 7 A . e t t i n p i c k - u p 1 1 E 1 1 ( 400 Am l O X (4000 Amps ) .
  • Page 49 -----..-. per F i g u r e ]A . Pha s e p i c k - u p s e t t i n g s EXAMP LE : B rea ke r r a t i n g Lon g t i me b a n d s e t t i n g I s ( 2 0 0 Amps) .
  • Page 51 Ma i n t e n a n c e ove r c u r r e n t t r i p dev i c e I s c a l i b ra t ed , a n d E a c h s t a t i c �dj u s t ed , t e s t e d...
  • Page 53 V A C t r a n s f o r me r 1 1 5 v a r i a b l e vo l t a g e w i t a t l e a Amp s ou t p Li t . w h i c h w i l nd l c D t e Amps w i t h...
  • Page 55 fo l l ows : T e s t P r o c e e d a s t e s t C on n ec t F i g u r e 7 F Loos e n s h a f t J oc k s 1 1 A 1 1 S e t p i c k - u p k n o b s...
  • Page 57 A LLI S - CHALM E R S 2 0 5422 HO D E L A- I 2 0542 1 MOD E L AG , AG - 1 D UA L STAT I C DUA L S TAT I C TR I P DEV I C E D E V I C E...
  • Page 59 LEAS E F i g u r e T h e r e l e a s e ma g n e t i l l u s t ra t e d D u r i n g n o rma l o pe r a t i on t r i p r o d (80 1 )
  • Page 60 •...
  • Page 61 . LA-600 there a r c f i v e g roups t h e...
  • Page 62 •...
  • Page 63 ALLIS - CHAILM ERS 2 0 5 42 4 20 5423 S H A FT LOCKS ��Qli : L OOS E N S H A FT L O C KS B E f OR E R OT AT H�G KNO B S C A L l R E F E R E NC E PO I NTS...
  • Page 65 AILUS- C:HALlVI ERS •· ' � h i' , 2 0 5 2 5 1 T EST S ET P O R T A B L E F O R S T AT I C O V E R C U R R E N T T R I P D E V I C E S 20 5 24 3 T E ST T Y P I C A L...
  • Page 68 •...
  • Page 71 ALLI S - CHALM ERS TRANSFORMERS CURRENT OH CIRCUIT BREAKER - _1 - · -1 - - - - �4 - · -" · - 1 - - - - -1 VA RIABLE o 5 o V OLTA GE TRANSFORMER 0 6 0 COIL T O TRtP...
  • Page 72 •...
  • Page 73 ALU S - CHAUVI E RS 601. TR I P R O D 8 0 5 . B R E A K E R T RI P AR M 6 0 2 . MAGNET 8 0 6 . . R E S E T C A M 0 0 3.
  • Page 74 •...
  • Page 75 ALLI S - CHALM ERS 1 10:$. M A R K I N G S T R I P 1 10 6 . M A R KING S T R I P 1 10 7. BRAC K E T 1 1 08. 8RACKE T 1 1 09 .
  • Page 76 •...
  • Page 77 ALLI S - CHALM E RS � 1 :3 0 1 . B R A C K E T 1 3 0 2 . S T O P 1303. S P R I N G 1 304. SO L E N O I D F I G.
  • Page 78 •...
  • Page 79 ALLI S � Cti�ALM ERS ,..- - ·· -�-- "" - D E T A I L •A• (StiOWN FRO"' 910[ RIGHT·HANO OF BRE A K E R ) 1409. LOC KNUT 140 1 . A I R POT 4 1 0 T R I P B A R...
  • Page 81 ALLI S - CHALJV!I ERS 150 1 . B E L L A L A R M R E LAY 1505. LATCH I N G AR M 1502. R E L AY CON TACTS 1506. R E SE T P L U N G E R 1507.
  • Page 83 AlU S - CI-IALM ERS ·- - -- ·- ·- --- ---�- - _ ..., -..1510. LATCH I N G ARMS 1 5 1 4 B E L L A L A R M R E L AY LA-1600 0N LY) 1!'11 1 .
  • Page 87 -" ' t) - - r· · I ; : ; - - - - .: · . :--::-.:-:-: . -. ._ ·-:: , , , , . f.!.·1t+ . �� � I · ' I 1 1 1 I ' I I ' ' �...
  • Page 88 I .._...

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