GEメーカーK-95352の使用説明書/サービス説明書
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GEK-95352 GE Industrial Systems Instru ctio ns Vertical Induction Motors Hig h Thrust Ho llow an d So lid-Shaft In -Line Solid -Shaft Fram es 444- 5011 NE M A Type P Ba se Weather P rot ecte d Ty .
GEK-95352 2 CONT ENTS S ub je ct Pag e Safe ty Prec autio n s ...................................................................................................................................... 3 In trod uc tion ....................................
GEK-95352 3 Safet y Precauti ons Hig h voltage and ro tating p arts ca n c aus e s erious or fa tal in- ju ry. Install ati on, operati on and ma i nt e n ance of elect ric machi nery shoul d be p er- formed b y qu alifi ed pers onne l.
GEK-95352 4 I. INT RO DU CT ION Gene ra l E l e ctr i c high - t h rust v ert i ca l m o - to rs covered by t hese inst ruct ions are care f u lly co nstr uc t ed of high-quali t y ma - t eri a ls and are desi g ned to give l o ng and t rouble-free ser vice whe n pro per ly in- st alle d a nd ma int a in ed .
GEK-95352 5 W e at her-Prot ect ed II m o tor c o nstr uc t i o n is shown in Figure 2. Thi s encl o sure is character i zed by addi t i o nal protect ion at t he a i r inlet and outlet passages and by gaskets, dr ain s, a nd other f eat ures to make i t su i t able f o r use o utdoors i n severe climat es.
GEK-95352 6 III. I NST ALLATION Ins talla tion s hould be in accor- danc e wit h the Na tiona l E lect ri- ca l Co de a nd c ons is tent wit h s ound loca l p racti ces. Cou pling guar ds s hould be ins talle d as need ed to p rotect against acci- den tal contact w ith moving parts.
GEK-95352 7 Th e SYSTEM RE ED CRIT ICA L FREQUENCY shou ld b e 25% above o r be lo w mo t o r o p e r a t i n g s p e e d i n o r d e r t o avo id excess ive vibrat ion. C. Alignm ent of Solid-Shaft M otors A ccu rate m ech ani cal li neu p i s es sen tial f o r success f u l oper at i o n.
GEK-95352 8 half - co upli ng, and the top half - co u plin g mu st not bind o n t he l o we r half. Ot herwise, t he adjust in g nut l o ck-screw ma y break inst ead o f t he co upl ing halves se parat in g. Shou ld t hi s happen, the motor woul d co n- t in ue to drive the pu m p line shaf t , and the j o in t s woul d co n t i nue to un - screw.
GEK-95352 9 Po wer supp l y p hase-sequence rever- sal w ill a ls o cause t h e m o tor to re- v ers e and un sc rew th e pum p sh af t, b ut this rarel y o cc urs. A n a n t i - phase-reversa l re lay can be in co rpo- r at ed in t he mot o r co nt ro ller if d e - si red.
GEK-95352 10 sp r ing s ma y be re m o ved to de cr ea se wear o n t he ratchet pl at e. P in s a nd springs are m ade o f heat- t r eat ed st ainless st ee l .
GEK-95352 11 + 5% and a c o mbi ned variat ion not to exceed + 10%. 3. Position o f the Condu it Box W h e n mo u nt in g c o nd it io n s p e r m it t he c o nd u it bo x ma y be t ur ned so t hat entr ance can b e made upward, dow n wa rd , or f rom ei the r si de .
GEK-95352 12 See Fi gure 4 and t he fo ll o wing para graph s f or f urt h er i n structi o n s. Also see m a inte nance inst ru ct i o ns. T o ma k e w a t e r co n n e c t io ns , s i m p l y re m o.
GEK-95352 13 NOTE SE E IEEE RECOM MEN DED PRA CTICE F OR TES TING INSU- LA TION RESISTA NCE O F R OTA TING MACHINES , PUBLI CA TI ON NO. 43, F OR MORE CO MPL ETE INF OR - MATION.
GEK-95352 14 ta i n th at i t r ota te s i n th e c or re ct di - rect i o n. If i t i s necessar y to ch ange ro ta ti on , i n ter c h an ge a ny tw o l i ne leads. For m u lt ispeed m o t o rs check each speed in dep ende nt ly . O n VHS m oto rs d o thi s b ef ore i n sta l li n g pu m p head-shaft and upper h a lf - co upl ing.
GEK-95352 15 V. MAINT ENANCE Before ini tiating ma i ntenan ce proc ed ure s , dis connec t a ll power sources to th e motor and accessori e s . Fo r machin es equi ppe d with s urge c a pacitor s do n ot ha ndle ca pacit or unti l it is dis char ged by a co nduc tor sim ulta ne ous ly touc hing all termi nals and leads, incl uding grou n d.
GEK-95352 16 NOTE : W HENEVER THE DISMA N- TLING OF COUPLINGS IS NECES - SA RY , THE U SE O F W ITNESS MARK S W I LL ASSU RE A BAL - ANCED CONDI TI ON WHEN RE- ASSE MB LY I S COMP LE T E. Bo lt s o n bo t h bo lt ed c o u p ling s and no n- reverse co up li ngs shou l d be checked pe- ri od i c all y to b e s ur e th ey a re ti gh t.
GEK-95352 17 TA B LE I I OIL VISCO SIT Y (For a part i cular motor , ref er to the lubri c ati on nameplat e or i nstructi ons.) Beari ng F uncti on Oil Vi scosit y - SUS and Locati on Beari ng Type @.
GEK-95352 18 i s ob tai n ed . Th e n ut s h oul d th en b e l o cked w i t h i t s l o ckwas her. If equ i p ment i s not available to use th i s m eth od , th e f o l l owi ng pr oce - du r e ma y be u se d . T ig ht e n t he mo - to r shaft nut carefully unt il a ll e nd- pl ay i s rem oved an d the ro tor j ust fail s to t urn f r eely .
GEK-95352 19 line up. Turnin g t he n ut f ro m o ne l o ck ing pos i t i o n to t he n e xt repre- s en ts a c h ang e of en d-pl ay of a p- pro xima t e ly 0.0028”. When run un co up l ed fro m t he p u mp , t h e mo t o r ma y h a v e e x c e s - sive vibrat i o n.
GEK-95352 20 2. P l ace co il ( wit hout inl et / o u t - let pi pes C) in e n ds hield an d secure loosel y. 3. Stic k inl et- o u t l et pi pe s C t hro u gh ho l e s in e nd s hie ld wa ll a nd check line up of p i pe s and e nd shi e ld h o l es by screwing pi pe s loo se ly int o coo lin g c o il e lbo w.
GEK-95352 21 e qui pm en t, an d on th e i n sul a t i on syste m . Ho wever, vacuum and/o r co m pr essed a i r cleaning with non- meta lli c hose t i ps s hou l d precede cleaning wi t h wat er and detergent o r wi th s o l v en ts. Ti gh tl y adh e ri ng di rt may r equire gent le brushing or wiping to ge t i t loo se.
GEK-95352 22 Windings cleaned w i t h so lv e nt sh o uld be dr i ed t horoughly by c ir- cu l at i o n of dry a ir bef o re vo l t age i s ap p lie d . *One co mm er cia l so urce of 1, 1,1 Tr i c hl o ro et han e is Chl o rot hene NU, which i s a Trade-m ark of the Do w C hem ical Com pany , Mi dl an d, Mi chi gan .
GEK-95352 23 VII. T ROUBL E SHOOTING CHA RT Affected Part s Diff i cult y What t o Ch eck W indings Ov erheat ing • Cali br ation of m easuring i nstrum ent • Exces si v e load • Unbalance a-c c.
GEK-95352 24 FIGURE 1 TYPICAL H O LLO W- S H AFT H IG H- THRUS T WEATH E R- PRO TE C TED I MO TOR WITH ANGULAR-CONTACT B ALL UPPER THRUST BEARING. SELF-REL EAS E COUP LING IS SHOWN ON LEFT SIDE AND NON-REVERS E COUPLING IS SHOWN ON RI GHT SIDE.
GEK-95352 25 FIGURE 2 T YPICA L SOL ID-SH AFT , HIGH-T HRUS T MOT OR WITH SPHER IC AL-ROL LER UPPER T HRUST BEARING. WEAT HER-PROT ECTED II ENCLOSURE SHO WN IS AVAIL A BL E IN FRA MES 509-5011 BU T NO T AVAI LAB LE IN 444-449 FRA ME S.
GEK-95352 26 FIGURE 3 T YPICA L UP PER BEARING CONST RUCTION FOR SOLID-SHAFT WEAT HER-PROT EC T ED I MOT O R. HIGH UP AND DOWN THRUST CONST RUCTION IS SHOWN ON THE RIGHT AND IN-LINE CONSTRUCT ION I S SHOWN ON THE LEF T. ENCLOS URE I S T YPI C AL OF 444-449 FRAM ES.
GEK-95352 27 We we lcome co mment s and su g g e stion s to ma k e this p u b licat ion mo r e use fu l. Your Na me To da y ’s Date If needed, how c an we c ontac t y ou? Yo ur Com pany ’s Name and A ddr ess Job Si te Fax No . GE R equisi tion No .
GEK-95352 28 ………………… ……… ……… ……… …….……… ……… …Fold here and clo se with sta ple or tape ………………… ……… ……… .
GEK-95352 29 Doc u m en t Revi s i on Hi s t or y Re v # Date Author ISAAC # Descri p t i o n 0 12/03/99 GJG N /A Conve r sion f r om Page Maker..
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