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Eaton W-VAC Series, Инструкции по установке, эксплуатации и техническому обслуживанию

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Eaton W-VAC Series Скачать руководство пользователя страница 26

IB131009EN

Instruction

 

Book

 

Page 20

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Front View

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Rear View

 

 

➀ 

Mechanism Enclosure 

➁ 

Support Insulator 

➂ 

Primary Disconnect 

➃ 

Levering in Screw 

➄ 

Cradle 

➅ 

Cradle Wheel 

➆ 

Shutter Operator 

➇ 

Levering Device Socket 

➈ 

Shoot Bolt Lever 

➉ 

Earthing Contact 

 

Figure 3-6  Front and rear external view W-VAC breaker with cradle assembly for double tier switchgear

 

Содержание W-VAC Series

Страница 1: ...AC Breaker Element W VAC 3150A Breaker with Carriage Assembly for Single Tier Switchgear W VAC Breaker with Carriage Assembly for Single Tier Switchgear W VAC Breaker with Cradle Assembly for Double T...

Страница 2: ......

Страница 3: ...DILY INJURY AND PROPERTY DAM AGE ALL SAFETY CODES SAFETY STANDARDS AND OR REGULATIONS AS THEY MAY BE APPLIED TO THIS TYPE OF EQUIPMENT MUST BE STRICTLY ADHERED TO THESE CIRCUIT BREAKER ELEMENTS ARE DE...

Страница 4: ...SECTION 5 DESCRIPTION AND OPERATION 5 1 Interrupter Assembly 26 5 1 1 Vacuum Interrupter 26 5 1 2 Contact Erosion Indicator Except 3150A 27 5 1 3 Contact Erosion Indicator 3150A Only 27 5 1 4 T Cutout...

Страница 5: ...y Outline Dimensions millimeters Weights kg 5 1 4 Type W VACR 800 1250A Breaker Element Only Outline Dimensions millimeters Weights kg 6 1 5 Type W VACR 800 1250A Breaker Element Only Outline Dimensio...

Страница 6: ...nfiguration 35 5 9 Closeup of Type W VACW Breaker Vacuum Interrupters and Current Carrying System 36 6 1 Lubrication Points 37 6 2 Vacuum Interrupter Showing Contact Erosion Indicator With Breaker Ope...

Страница 7: ...stand Voltage kV Hz kA Sec kV kV kA Peak Amperes 36W VAC25 3 6 50 60 25 3 40 10 63 630 1250 2000 3150 72W VAC16 7 2 50 60 16 3 60 20 40 630 800 1250 72W VAC20 7 2 50 60 20 3 60 20 50 630 800 1250 1600...

Страница 8: ...3 60 20 40 630 800 1250 72W VACR20 7 2 50 60 20 3 60 20 50 630 800 1250 72W VACR25 7 2 50 60 25 3 60 20 63 630 800 1250 2000 72W VACR32 7 2 50 60 31 5 3 60 20 80 1250 2000 72W VACR40 7 2 50 60 40 3 60...

Страница 9: ...IB131009EN Instruction Book Page 3 630A Element 630A 105kg Figure 1 1 Type W VACR 630A breaker element only outline dimensions millimeters and weights kilograms...

Страница 10: ...IB131009EN Instruction Book Page 4 630A Element 630A 105kg Figure 1 2 Type W VACR 630A breaker element only outline dimensions millimeters and weights kilograms...

Страница 11: ...IB131009EN Instruction Book Page 5 800 1250A Element 800A 1250A 110kg Figure 1 3 Type W VACR 800 1250A breaker element only outline dimensions millimeters and weights kilograms...

Страница 12: ...IB131009EN Instruction Book Page 6 800 1250A Element 800A 1250A 110kg Figure 1 4 Type W VACR 800 1250A breaker element only outline dimensions millimeters and weights kilograms...

Страница 13: ...IB131009EN Instruction Book Page 7 2000A Element 2000A 149kg Figure 1 5 Type W VACR 2000A breaker element only outline dimensions millimeters and weights kilograms...

Страница 14: ...IB131009EN Instruction Book Page 8 2000A Element 2000A 149kg Figure 1 6 Type W VACR 2000A breaker element only outline dimensions millimeters and weights kilograms...

Страница 15: ...IB131009EN Instruction Book Page 9 2500A Element 2500A 154kg Figure 1 7 Type W VACR up to 2500A 50kA breaker element only outline dimensions millimeters and weights kg...

Страница 16: ...ge 10 Up to 1250A Element 630A 115kg 800A 1250A 121kg Front View Side View Front View 1600A 2000A Elements 1600A 2000A 160kg Side View Figure 1 8 Type W VAC breaker element only outline dimensions mil...

Страница 17: ...350 1299 1275 1340 200 620 33 33 3 A 570 G 197 202 373 F F C POLE A POLE B POLE Earthing Contacts 440 701 44 6 269 84 4 456 6 538 48 3 228 3 Rating A B C D E F G Weight Carriage Upto15kV Upto1250Ato4...

Страница 18: ...IB131009EN Instruction Book Page 12 Figure 1 10 Outline and Dimensions mm Type W VAC 3150 breaker with carriage assembly...

Страница 19: ...circuits and equipment should be permitted to work on these breakers Read these instructions carefully before attempting any installation operation or maintenance of these breakers Always remove the r...

Страница 20: ...ny signs of damage or rough handing Open the con tainer carefully to avoid any damage to the contents When opening the container be careful that any loose items or hardware are not discarded with the...

Страница 21: ...age checks should be made to make sure that the breaker is free from shipping dam age and is in satisfactory operating condition The breaker is shipped with its contacts open and clos ing springs disc...

Страница 22: ...16 Front Panel Manual Charge Socket Open Closed Indicator Spring Charged Discharged Indicator Operation Counter Rating Nameplate Manual Open Button Manual Close Button Figure 3 2 Type W VAC breaker e...

Страница 23: ...itch Motor Cutoff Switch Closing Cam Spring Release Close Coil Assembly Shunt Trip Assembly Position Switch 8 Charging Motor Charging Pawl 11 Ratchet Wheel 12 R H Closing Spring 13 Opening Spring 14 M...

Страница 24: ...9 8 6 7 Secondary Disconnect Lifter Yoke Opening Support Insulator Primary Disconnect Vacuum Interrupter Contact Loading Spring Wipe Spring Operating Rod Drive Insulator Flexible Connector Figure 3 4...

Страница 25: ...Rear View Mechanism Enclosure Support Insulator Primary Disconnect Levering in Screw Carriage Carriage Wheel Shoot Bolt Lever Shutter Operator Levering Device Socket Figure 3 5 Side and rear external...

Страница 26: ...sm Enclosure Support Insulator Primary Disconnect Levering in Screw Cradle Cradle Wheel Shutter Operator Levering Device Socket Shoot Bolt Lever Earthing Contact Figure 3 6 Front and rear external vie...

Страница 27: ...anism Enclosure Support Insulator Primary Disconnect Levering in Screw Carriage Rear View Carriage Wheel Shoot Bolt Lever Shutter Operator Levering Device Socket Figure 3 7 Front and rear external vie...

Страница 28: ...ually charge the closing springs and close the breaker Check contact erosion and wipe as described in Section 6 5 4 6 PRIMARY CIRCUIT RESISTANCE Check the primary circuit resistance as described in Se...

Страница 29: ...the maintenance tool into the manual charging socket b Lifting shoot lever permits insertion of levering crank c Manually closing the breaker d Manually tripping the breaker Figure 4 1 Type W VAC bre...

Страница 30: ...interlock prevents releasing the closing springs electrically or manually if the breaker is already closed drawout and fixed configurations d Anti Latch Interlock This interlock prevents the breaker f...

Страница 31: ...embly version lift the shoot bolt lever and pull the breaker out The breaker will close and trip as it comes out from the Test position 2 For the double tier configuration cradle assembly version retr...

Страница 32: ...acked into the fully connected position Possibility 3 The basic breaker element combined with a cradle assembly is used for double tier switchgear This combination is only for use in a behind the door...

Страница 33: ...is very minimal over time with Eaton vacuum interrupters utilizing copper chrome contact material If contact erosion reaches 1 8 inch the interrupter must be replaced A contact erosion indicator mark...

Страница 34: ...is used to close the contacts i e stroke and the remainder is used to further compress the preloaded wipe spring This additional compression is called wipe Wipe and Stroke are thus related to each ot...

Страница 35: ...front accessi ble Motion to close and open the interrupter contacts is provided through operating rods connecting the mecha nism pole shaft to the bell cranks of the interrupter assemblies 5 2 1 OPERA...

Страница 36: ...ring discharged Figure 5 5c Breaker closed and closing spring discharged Figure 5 5d Breaker closed and closing spring charged Pole Shaft Main Link Banana Link Trip Latch ShuntTripLever ShuntTripCoil...

Страница 37: ...rged PoleShaft Anti CloseInterlock SpringRelease Close Latch SpringCrank Closing Spring ClosingSpringFixedEnd SpringRelease Close Coil Cam Shaft Motor Ratchet Lever DrivePawl 11 Ratchet Wheel 12 Holdi...

Страница 38: ...s opened The Y b contact opens the SR circuit so that even though the breaker would subsequently open it could not be reclosed before CS C was released and remade This is the anti pump function 5 3 1...

Страница 39: ...e coil has at least 85 of the rated voltage applied the moving clapper is held to the yoke by the magnetic force even though the reset lever has moved up 5 4 INTERLOCKS NEVER DISABLE OR DEFEAT ANY INT...

Страница 40: ...Instruction Book Page 34 IB131009EN Figure 5 7 Typical DC and AC control schemes...

Страница 41: ...ruction Book Page 35 IB131009EN MovingClapper StationaryYoke UVTripDeviceCoil ExtensionSprings Trip D Shaft Lever Slotted Link PoleShaftLever Reset Lever Figure 5 8 Undervoltage trip device configurat...

Страница 42: ...TED BY THIS INSTRUCTION BOOK ADDITIONS CHANGES OR ALTERATIONS MADE THAT ARE NOT SPECIFI CALLY ADDRESSED IN THIS INSTRUCTION BOOK AND NOT IN KEEPING WITH APPLICABLE IEC STANDARDS AND ACCEPTED ELECTRICA...

Страница 43: ...r when operating in a clean non corrosive environment For a dusty and cor rosive environment inspection should be performed twice a year Additionally it is recommended to inspect the breaker every tim...

Страница 44: ...therightinsideofthepole unit support see Figure 6 4 Use the erosion gauge to inspect the erosion level see Figure 6 5 If the erosion gauge pointer 3150Aonly isalignedorabove erosion mark replace pole...

Страница 45: ...ri ate test voltage and maintain for one minute Successful withstand indicates that all interrupters have satisfactory vacuum level If there is a breakdown the defective interrupter or interrupters sh...

Страница 46: ...pole unit assembly must be replaced Figures 6 2 and 6 3 Figure 6 3 Vacuum interrupter showing contact erosion indicator with breaker closed indicators are checked only when breaker is closed 6 5 1 CON...

Страница 47: ...age of the breaker For the breakers rated 12kv and 15 kv the test voltages are 21 kv and 27 kv rms respectively Conduct the test as fol lows Close the breaker Connect the high potential lead of the te...

Страница 48: ...loose parts such as bolts nuts pins and rings Check for excessive wear or damage to the breaker components Operate the breaker several times manu ally and electrically Check the closing and opening t...

Страница 49: ...ged AND THE MAIN CONTACT INDICATOR SHOWS Open Figure 6 9 Step 2 Remove the circuit breaker front cover Be sure to save the original fasteners for reassembly Step 3 Cut a piece of one inch wide draftin...

Страница 50: ...re 6 8 Status Indicators A shows the contact status indication and B shows the spring indication Figure 6 12 Attaching CloSureTM Test Tool at Hole A Figure 6 9 Starting Tape at Bottom of Cam Figure 6...

Страница 51: ...ings Figure 6 15 Manually Closing Circuit Breaker with Marker in Hole C Figure 6 17 Move Marker 15o to Right Figure 6 18 Move Marker 15o to Left Figure 6 16 Top View of Cam and Marker Interface Figure...

Страница 52: ...A 3 A 4 C 2 C 1C 3 C 4 C 5 C 6 B 1 B 2 Width B Figure not to scale Note Use the center of the marker diameter to determine X distance 8 0 to 10 inches X Inches CloSureTM Overtravel CloSureTM Distance...

Страница 53: ...y should be effective for many years They should not be disturbed unless there is definite evidence of sluggishness dirt or parts are dis mantled for some reason If it becomes necessary to disassemble...

Страница 54: ...bad switch or trip bar not reset Auxiliary Switch bcontactopenorburned Motor Cut off Contacts open or burned Trip Coil Assembly Clapper fails to reset PoleShaft Notopenfully Trip Latch Reset Spring D...

Страница 55: ...or open TerminalsandConnections Poororburnedoropen Trip Mechanism Trip Clapper Jammed Trip Bar Trip Latch Jammed Trip Sound Trip Mechanism PoleShaft Jammed OperatingRodAssembly Brokenorpinsout Vacuum...

Страница 56: ...voltage for electrical components d Specify the method of shipping desired e Send all orders or correspondence to the nearest Eaton sales office Table 7 1 Recommended W VAC W VACR and W VACW Spare Par...

Страница 57: ...5 kA75 kV BIL 4D13307G02 3 12 W VAC Pole Unit Assy 1250A Upto12kV 31 5and40kA 75kVBIL 4D13307G03 3 13 W VAC Pole Unit Assy 1250A Upto12kV 40kA 75kVBIL 4D13307G05 3 14 W VAC Pole Unit Assy 2000A Upto12...

Страница 58: ...Assy All 3150A 69D3312G01 3 3 6kV 25kA 7 2kV 25kA 69D3312G02 3 7 2kV 40kA 69D3312G03 3 12kV 25kA 69D3312G04 3 12kV 40kA 69D3312G05 3 12kV 50kA 69D3312G06 3 15kV 25kA 69D3312G07 3 15kV 40kA 69D3312G08...

Страница 59: ...25 69D3313H29 69D3313H17 69D3313H30 69D3313H04 69D3313H10 69D3313H18 69D3313H05 69D3313H11 69D3313H19 69D3313H26 69D3313H06 69D3313H12 69D3313H20 69D3313H27 69D3313H31 69D3313H21 69D3313H32 69D3313H22...

Страница 60: ...9G02 1 220 250 VDC 8064A19G03 1 120 VAC 8064A19G09 1 240 VAC 8064A19G10 1 33 Motor Cut Off Switch 5677B02G05 1 34 LatchCheckSwitch 699B147G01 1 35 Position Switch 1 Position Switch 2 8064A03G01 3759A9...

Страница 61: ......

Страница 62: ...Instruction Book Instructions for Installation Operation and Maintenance of Types W VAC W VACR and W VACW Vacuum Circuit Breakers...

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