TECHNICAL DATA TYPE WSL OFFCIRCUIT TAP CHANGER SHANGHAI HUAMING POWER EQUIPMENT CO., LTD.
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Contents 1. Generl 2 2. Technicl specifictions 2 3. Type designtion 3 4. Terms nd definitions 5 5. Specil design 10 6. Opertion method 10 7. Position indictor 11 8. ccessories 11 9. Appendixes 11 Appendix 1 WSLIV600/800/1000A overll dimensions, liner regultion 12 Appendix 2 WSLV600/800/1000A overll dimensions, singleridging regultion 13 Appendix 3 WSLVI600/800/1000A overll dimensions, YD chngeover regultion 14 Appendix 4 WSLVII600/800/1000A overll dimensions, douleridging regultion 15 Appendix 5 WSLVIII600/800/1000A overll dimensions, seriesprllel regultion 16 Appendix 6 WSLII600/800/1000A overll dimensions, reversing regultion 17 Appendix 7 WSLII1200/1600A overll dimensions, reversing regultion 18 Appendix 8 WSLIV1200/1600A overll dimensions, liner regultion 19 Appendix 9 WSLIV2000/2400/3000A overll dimensions, liner regultion 20 Appendix 10 WSLII1000/1200A overll dimensions, reversing regultion, type A, specil design 21 Appendix 11 Overll dimensions of trnsformer mounting flnge for stndrd tnk 22 Appendix 12 Overll dimensions of trnsformer mounting flnge for elltype 23 Appendix 13 Hed flnge for stndrd tnk, type A, mnul or motor driving t mn position 24 Appendix 14 Hed flnge for stndrd tnk, type B, mnul or motor driving t mn position 25 Appendix 15 Hed flnge for stndrd tnk, type A, hnd wheel operting on top 26 Appendix 16 Hed flnge for stndrd tnk, type B, hnd wheel operting on top 27 Appendix 17 Hed flnge for elltype, type A, mnul or motor driving t mn position 28 Appendix 18 Hed flnge for elltype, type B, mnul or motor driving t mn position 29 Appendix 19 Hed flnge for elltype, type A, hnd wheel operting on top 30 Appendix 20 Hed flnge for elltype, type B, hnd wheel operting on top 31 Appendix 21 elltype supporting flnge, type A 32 Appendix 22 elltype supporting flnge, type B 33 Appendix 23 Overll dimensions of the connection terminl 34 Appendix 24 Schemtic mounting digrm of the motor driving offcircuit tp chnger 35 Appendix 25 Schemtic mounting digrm of the mnul driving offcircuit tp chnger 36 Appendix 26 Overll dimensions of evel gerox 37 Appendix 27 Overll dimensions of mnul drive mechnism 38 1
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA 1. Generl Type WSL OffCircuit Tp Chnger (herein referred s tp chnger) is of intnk structure nd without seprte oil comprtment. It is mounted to trnsformer tnk y tp chnger hed flnge. By the opertion method, tp chnger cn e divided into motor driving t mn position, nd mnul drive mechnism operting t mn position s well s hnd wheel mnul opertion on the top. By the dimensions of contct circle dimeter, tp chnger cn e divided into type A nd type B. Tp chnger hed flnge cn e either ell type mounting or stndrd tnk mounting type. By tp chnger internl structure, it cn e divided into liner, singleridging, douleridging, YD chngeover, seriesprllel chngeover nd reversing. Refer to tle 2 for the sic connection methods code nd Fig. 2 for connection schemtic digrms. 2. Technicl Specifictions Type WSL offcircuit tp chnger complies with IEC 602141:2003 Tp chnger technicl dt is listed in Tle 1 elow. Tle 1 Type WSL Series of OffCircuit Tp Chnger Technicl Dt Item Type WSL, WDL 1 No. of Phses 3phse (WSL), singlephse (WDL) 2 Mx. rted through current(a) 600 800 1000 1200 1600 2000 2400 3000 3 Shortcircuit current test (ka) Therml (3s) Dynmic (Pek) 9 22.5 12 30 15 37.5 15 37.5 20 50 24 60 26 30 75 4 Rted frequency (Hz) 50 or 60 5 Insultion to ground (kv) The highest voltge for equipment Rted seprte source AC withstnd voltge(kv/50hz,1min) Rted lightning impulse withstnd voltge (1.2/50µs) 12 35 75 72.5 140 325 126 230 550 6 Internl insultion Refer to tle 3 7 Contct circle dimeter Type A: Ø350 Type B: Ø500 or Ø550 8 9 Mx. operting positions Mechnicl life Mx. 5 for type A nd mx. 11 for type B, see ppendix Not less thn 10,000 opertions for mnul driving Not less thn 100,000 opertions for motor driving 10 Weight (kg) Type A Mx.: 100 Type B Mx.: 195 2 Remrk: The tp chnger cn e designed nd produced ccording to specil requirements, plese contct us ccordingly Singlephse W L OCTC drwings re not including in this Techicl Dtd, plse contct us if you require singlephse W L OCTC.
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA 3. Type Designtion 3.1. Type explntion Due to the different comintions of numer of phses, mximum rted through current, the highest voltge for equipment nd connections, type WSL offcircuit tp chnger comes with vrious models. Hence, the type designtion shll provide ll the ove technicl prmeters nd elow is its detiled explntion in Fig. 1. W S L / X ( ) Contct circle dimeter (A or B) Operting positions Contct pitch The highest voltge for equipment (kv) Connection (Yfor neutrl point, Dfor ny connection) Mx. rted through current (A) Bsic connection method (Refer to tle 2) Cge type No. of phses (D for single phse, S for three phses) Offcircuit tp chnger Fig. 1 Tp Chnger Model Explntion Tle 2 Tp Chnger Bsic Connection Method nd Mrk Mrk IV V VI VII V Ⅲ Ⅱ Connection Liner YD chngeover Singleridging Douleridging Seriesprllel Chngeover Reversing 3.2. Tp chnger sic connection digrm Different trnsformer winding tpping corresponds to different tp chnger sic connection digrm. Fig.2 shows commonly used connections. It cn lso e specilly designed s per customer requirement. 3
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Liner Type A Type B 6 5 Type A Singleridging 12 11 Type B 6 5 Type A Douleridging 12 11 Type B 6 5 12 11 4 Fig. 2 Tp Chnger Bsic Connection Digrm
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Seriesprllel chngeover YD chngeover Reversing 6 5 4 3 Fig. 2 Tp Chnger Bsic Connection Digrm (Continued) 4. Terms nd Definitions 4.1. Rted throughcurrent Rted through current Iu: The current flowing through the tp chnger towrd the externl circuit, which cn e crried continuously while meeting the requirement. The mximum rted through current Ium: The highest rted through current for which the tp chnger is designed for nd which forms the sis for ll current relted tests. 4.2. Short circuit current test According to IEC 602141: 2003, ll contcts continuously crrying the current shll e le to withstnd 2s (±10%) short circuit test current without melting, deformtion or mechnicl dmge. Menwhile the strting pek current vlue shll e 2.5 (± 5%) times of the root mens squre vlue of rted short circuit test current. Refer the short circuit test current vlues to Tle 1 Type WSL Series of OffCircuit Tp Chnger Technicl Dt. 4.3. Service condition of tp chngers 4.3.1. Service temperture rnge of the tp chnger in oil is 25 ~ + 100. 4.3.2. Service mient ir temperture rnge of tp chnger is 25 ~ + 40. Reltive humidity is less thn 85%. 5
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA 4.3.3. Perpendiculr deflection etween ground nd tp chnger fter eing mounting on trnsformer shll e less thn 2%. 4.3.4. There shll e no serious dust, explosive gs or corrosive gs on service site Remrk: Plese contct us if specil ppliction required. 4.4. Internl insultion of tp chnger The internl insultion of WSL offcircuit tp chnger is minly depending on the rted withstnd voltge of ctul required grdient. Voltge grdient of tp chnger internl insultion usully occurs during the trnsformer lightning impulse test nd inductive withstnd voltge test. It chnges with the tp positions. Refer to tle 3 for the internl insultions nd fig. 3 for sic connection digrm nd insultion distnce mrk. It must e checked when selecting the tp chnger to ensure the conformity with insultion requirement. Liner for neutrl point Liner for ny connection Singleridging YD YD Douleridging Reversing for neutrl point Reversing for ny connection Fig. 3 Bsic Connection Digrm nd Insultion Distnce Mrk 6 : Between mx. nd min. tps of the sme phse : Between ny winding tps of different phses or etween strt nd end of the sme tp winding for douleridging
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Tle 3 Tp Chnger Internl Insultion Level Bsic connection method Liner for neutrl point (IVY) Contct circle dimeter Ø350mm Ø500mm The highest voltge Insultion Tp Tp for equipment distnce Positions 50Hz,1min 1.2/50 μ s Positions 50Hz,1min 1.2/50 μ s 23 25 90 12 45 611 53 160 53 160 25 25 90 72.5 611 72 226 72 226 25 25 90 126 611 92 272 92 272 Bsic connection method Liner for ny connection (IVD) Contct circle dimeter Ø350mm Ø500mm The highest voltge Insultion Tp Tp for equipment distnce Positions 50Hz,1min 1.2/50 μ s Positions 50Hz,1min 1.2/50 μ s 23 25 90 12 45 611 53 160 53 160 25 25 90 72.5 611 45 200 200 450 200 450 25 25 90 126 611 260 575 260 575 Bsic connection method Singleridging (V) Contct circle dimeter Ø350mm Ø500mm The highest voltge Insultion Tp Tp for equipment distnce Positions 50Hz,1min 1.2/50 μ s Positions 50Hz,1min 1.2/50 μ s 25 25 90 12 611 53 160 53 160 25 25 90 72.5 611 185 405 185 405 25 25 90 126 611 260 575 260 575 7
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Tle 3 Tp Chnger Internl Insultion Level (Continued 1) Bsic connection method Contct circle dimeter The highest voltge for equipment 12 72.5 126 Insultion distnce Tp Positions 25 25 25 Douleridging (VII) Ø350mm Ø500mm 50Hz,1min 53 185 70 225 1.2/50 μ s 130 405 495 Tp Positions 50Hz,1min 25 90 611 53 25 611 45 185 25 85 611 45 225 (Unit: kv) 1.2/50 μ s 130 200 405 258 200 495 Bsic connection method Contct circle dimeter The highest voltge Insultion for equipment distnce 12 72.5 126 Bsic connection method Contct circle dimeter The highest voltge Insultion for equipment distnce 12 72.5 126 Seriesprllel (VIII) Ø350mm Ø500mm 50Hz,1min 1.2/50 μ s 50Hz,1min 1.2/50 μ s 90 53 130 53 130 90 185 405 90 260 575 YD (VI) Ø350mm Ø500mm 50Hz,1min 1.2/50 μ s 50Hz,1min 1.2/50 μ s 75 170 90 53 130 53 130 Plese contct us when required technicl prmeter is more strictly nd excluding in ove tle 8
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Tle 3 Tp Chnger Internl Insultion Level (Continued 2) (Unit: kv) Bsic connection method Contct circle dimeter Reversing for neutrl point (IIY) Ø350mm Ø500mm The highest voltge Insultion Tp Tp for equipment distnce Positions 50Hz,1min 1.2/50 μ s Positions 50Hz,1min 1.2/50 μ s 23 23 90 12 45 45 53 160 53 160 25 25 90 72.5 72 226 72 226 25 25 90 126 92 272 92 272 Bsic connection method Reversing for ny connection (IID) Contct circle dimeter Ø350mm Ø500mm The highest voltge Insultion Tp Tp for equipment distnce Positions 50Hz,1min 1.2/50 μ s Positions 50Hz,1min 1.2/50 μ s 23 25 90 12 45 53 130 53 130 25 25 90 72.5 200 450 200 450 25 25 90 126 260 575 260 575 4.5. Tp chnger insultion to erth The insultion to erth is the insultion etween tp chnger live prts nd grounding prts, it is determined y dielectric tests ccording to IEC6021412003 (refer to tle 4). 9
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Tle 4 Tp chnger Insultion Level to Erth (Unit: kv) The highest voltge for equipment Um 12 72.5 126 170 252 Rted seprte source AC withstnd voltge(kv/50hz,1min) 35 140 230 325 460 Rted Lightning Impulse withstnd voltge (1.2/50 μ s) 75 325 550 750 1050 4.6. Tp chnger mounting method Type WSL offcircuit tp chnger is cge type without oil comprtment, it cn e mounted to trnsformer tnk top y hed flnge. Hence, trnsformer shll provide mounting flnge,there re two mounting methods of stndrd tnk nd elltype ccording to the trnsformer structure, plese refer to Appendix for dimensions. 5. Specil Design This technicl dt is including relevnt prmeters of common tp chngers; specil design will e considered ccording to the requirements y client, such s ig current rting or specil connections. Plese contct us for specil requirement with detils technicl dt. For single phse offcircuit tp chnger, plese contct us for relevnt overll dimensions. 6. Opertion Method 6.1 Hnd wheel opertion Drive the min shft of the tp chnger directly through hnd wheel on the top of the tp chnger, thus to relize the tp chnging. 6.2 Mnul drive mechnism t mn position The mnul drive mechnism is mounted on one side of the trnsformer tnk, y which operte the tp chnger through the drive shft nd evel gerox. Refer to ppendix for overll dimensions nd mounting schemtic digrm. 10 6.3 Motor drive unit t mn position Using of CMA9 or CMA7 motor drive unit to relize the motor driving for the tp chnger. Refer to Huming tp chnger type selecting mnul for overll dimensions nd tle 5 for technicl dt of motor drive unit. Motor drive unit is mounted on the side of trnsformer, driving the tp chnger through driving shft nd evel gerox. It is suitle for the tp chnger required frequently tp chnging or remote opertion, see drwing in ppendix.
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Tle 5 Motor Drive Unit Technicl Dt Motor drive unit CMA7 CMA9 Rted power (W) 750 1100 370 Rted voltge (V) 380/3AC 380/3AC Motor Rted current (A) 2.0 2.8 1.1 Rte frequency(hz) 50 or 60 50 or 60 Rotte speed (r.p.m.) 1400 1400 Rted torque on drive shft (Nm) 18 26 40 Revolution of the drive shft per switching opertion Revolution of the hnd crnk per switching opertion Running time per switching opertion (S) Mx. opertion positions Voltge for control circuit nd heter circuit (V) Heter power (W) A.C. voltge test to ground (kv/50hz, 1min) Approx. weight (kg) Protective degree 33 33 Aout 5 107 220/AC 50 2 90 IP56 2 30 Aout 4 27 220/AC 30 2 70 IP56 Mechnicl endurnce (opertions) Not less thn 800,000 7. Position Indictor 7.1 HMC3W offcircuit tp chnger position indictor HMC3W OCTC position indictor is designed for CMA7 nd CMA9 motor drive unit, it cn e used to indicte the OCTC position in remote room. HMC3W technicl dt is s elow, plese refer to HMC3W mnul for detils. Working voltge: 220V AC Power frequency: 50Hz Mximum opertion positions: 39 Environment temperture: 10 to 40 Indoor Note: for specil power supply plese inform when ordering. 8. Accessories Bevel gerox is pplicle for connection of horizontl shft of the tp chnger nd verticl shft of the motor drive unit, y which trnsferring the driving torque from motor drive unit to the tp chnger, its overll dimensions is shown in ppendix 26. 9. Appendixes 11
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 1. WSLIV600/800/1000A overll dimensions liner regultion 12
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 2. WSLV600/800/1000A overll dimensions singleridging regultion 13
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 3. WSLVI600/800/1000A overll dimensions YD chngeover regultion 14
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 4. WSLVII600/800/1000A overll dimensions douleridging regultion 15
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 5. WSLVIII600/800/1000A overll dimensions seriesprllel regultion 16
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 6. WSLII600/800/1000A overll dimensions reversing regultion 17
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 7. WSLII1200/1600A overll dimensions reversing regultion 18
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 8. WSLIV1200/1600A overll dimensions liner regultion 19
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 9. WSLIV2000/2400/3000A overll dimensions liner regultion 20
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 10. WSLII1000/1200A overll dimensions reversing regultion, type A, specil design 21
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 11. Overll dimensions of trnsformer mounting flnge for stndrd tnk 22
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 12. Overll dimensions of trnsformer mounting flnge for elltype 23
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 13. Hed flnge for stndrd tnk, type A mnul or motor driving t mn position 24
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 14. Hed flnge for stndrd tnk, type B mnul or motor driving t mn position 25
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 15. Hed flnge for stndrd tnk, type A hnd wheel operting on top 26
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 16. Hed flnge for stndrd tnk, type B hnd wheel operting on top 27
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 17. Hed flnge for elltype, type A mnul or motor driving t mn position 28
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 18. Hed flnge for elltype, type B mnul or motor driving t mn position 29
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 19. Hed flnge for elltype, type A hnd wheel operting on top 30
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 20. Hed flnge for elltype, type B hnd wheel operting on top 31
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 21. elltype supporting flnge, type A 32
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 22. elltype supporting flnge, type B 33
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 23. Overll dimensions of the connection terminl 600A 800A/1000A 34
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 24. Schemtic mounting digrm of the motor driving offcircuit tp chnger 35
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 25. Schemtic mounting digrm of the mnul driving offcircuit tp chnger 36
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 26. Overll dimensions of evel gerox 37
TYPE WSL OFFCIRCUIT TAP CHANGER TECHNICAL DATA Appendix 27. Overll dimensions of mnul drive mechnism 38
SHANGHAI HUAMING POWER EQUIPMENT CO.,LTD. Address: 977 Tong Pu Rod, Shnghi, P.R.Chin 200333 Tel: +86 21 5270 39 (direct) +86 21 5270 8966 Ext. 8688/8123/8698/8/8110/88 Fx: +86 21 5270 2715 We:www.huming.com Emil: export@huming.com Printing: FEB.2010