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ABB ADVAC Скачать руководство пользователя страница 21

1VAL050503-MB Rev B Replaces (1VAL057485-MB Rev. C) Oct 2013

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Charging Motor

Closing Spring

Opening Spring

Contact Spring

Closing Coil

Open Coil

Circuit Breaker

Charged

Discharged

ON

OFF

ON

OFF

ON

OFF

ON

OFF

Charged

Discharged

Charged

Discharged

Control voltage available to charging motor

Closing Spring Charged

Close Signal

Start of Closing Operation

Close operation complete

Closing spring discharged

Opening spring charged

Compression Springs charged

Closing Spring Charged

Start of Opening Operation

Open operation complete

Opening springs discharged

Compression Springs discharged

Closing Time

Opening Time

Figure 3: Sequence of Circuit Breaker Operation

(not to scale)

MECHANISM AND OPERATION

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Содержание ADVAC

Страница 1: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 1 ADVAC Medium Voltage Vacuum Circuit Breaker Installation and Operation Manual ...

Страница 2: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 2 ...

Страница 3: ...le 13 Description of EL Operation 14 16 Interlocks 17 Manual Operation 18 Electrical Operation 19 Control Scheme 20 21 MAINTENANCE 22 29 Mechanism 23 26 Truck 27 Control Wiring 28 Primary Circuit 29 APPENDICES 30 Appendix A Basic Breaker Layout 30 Appendix B Basic Breaker Dimensions and Weights 31 39 Appendix D Wiring Diagrams 41 45 Appendix E Charging Motor and Coil data 31 39 Appendix F Aux Cont...

Страница 4: ...versions of ABB and OEM switchgear It also contains plug in primary and secondary disconnects with three physical ANSI operating positions within the cell Disconnect Test and Connected In the disconnected position there are no electrical connections In the test position only the secondary control wiring is connected via a patented disconnect mechanism which allows for remote testing of the breaker...

Страница 5: ...eakers Read these instructions carefully before attempting any installation operation or maintenance of these breakers DO NOT work on an energized breaker DO NOT work on a breaker unless all components are disconnected by means of a visible break and securely grounded DO NOT work on a breaker with power supplied to the secondary control circuit DO NOT defeat safety interlocks This may result in bo...

Страница 6: ...District Office Information specifying the purchase order number carton number and part numbers of damaged or missing parts should accompany the claim HANDLING ADVAC circuit breaker shipping containers are designed to be handled by a fork lift Once removed from the shipping container the circuit breaker wheels are designed to move the breaker across a smooth paved surface Care must be taken not to...

Страница 7: ...signed to be used for insertion or removal of the circuit breaker from the switchgear compartment instead the use of an appropriate lift truck is required or serious dam age to the breaker may occur ACCESSORIES Chain hook Attach one lifting hook to each side of the circuit breaker on lifting hook angle NOTE Lifting angles must be removed before breaker is inserted into switchgear compartment Figur...

Страница 8: ...gs nameplate Verify breaker secondary control voltage ratings are in agreement with the switchgear control voltage ratings ALWAYS make sure lifting angles see photo below are removed prior to inserting breaker into cell DO NOT attempt to insert the circuit breaker prior to a complete inspection of both breaker and switchgear compart ment Breaker and compartment must be free of tools obstructions o...

Страница 9: ...breaker compartment slots and push handles out to fully engage tabs into slots breaker truck will be flush with switchgear frame REMOVAL Refer to Figure 1 for compartment detail Appendix A for breaker detail 1 Confirm through window that breaker has been opened and racked to the disconnect position 2 Open switchgear breaker compartment door to its fully opened position 3 Insure breaker is discharg...

Страница 10: ...ce the Breaker is Fully in the connect position and the positive lock position has been established It is recom mended that the racking screw be turned in the counterclockwise direction to release the pressure on the locking DISCONNECT THROUGH TEST Refer to Appendix A and Fig 1 1 Perform visual inspection of the Circuit Breaker a Verify Close Open Indicator shows OPEN b Verify Charged Discharged I...

Страница 11: ...n A COMPARTMENT SLOTS B GROUND BAR C INTERFERENCE BLOCKING PLATE D SECONDARY DISCONNECTS E WHEEL RAILS F SHUTTERS G BREAKER POSITION LABEL DISCONNECT TEST CONNECT H COMPARTMENT DOOR Figure 1 Basic Cell D E F A B G H DISCONNECT TEST CONNECT Approximate Distance from Disconnect 40 MM 4 REVOLUTIONS 1 57 INCHES 250 MM 25 REVOLUTIONS 9 84 INCHES Manual Operation YES YES NOT RECOMMENDED Electrical Opera...

Страница 12: ... Opening mechanical pushbutton and or opening release coils MO1 MO2 are not active 3 The circuit breaker is in the Open position Below is a side internal view of the EL mechanism and the associated anti pumping component When the opening pushbutton or coils are activated the opening shaft lever pushes down on point C of the anti pump device This causes the device to side down slot D in direction o...

Страница 13: ... Closing Pushbutton Breaker Open Closed Indicator Closing Spring Charge Indicator Closing Spring Charging Motor MO Manual Charging lever Operations counter Open Closed Auxiliary contacts Closing Coil MC Opening Coil MO NOT IN PICTUIRE OPENING COIL MO2 NOT IN PICTUIRE Under Voltage COIL MU Figure 2 Mechanism and Controls MECHANISM AND OPERATION ...

Страница 14: ...cams 2 on the rotating operating shaft 1 move the closing lever assembly 3 to charge the closing spring 6 6 5 4 4 A part of the closing spring s force works on the closing hook through the closing lever assembly and the pin of the cam toggle assembly 4 The closing hook remains locked by the closing shaft 5 and the opening hook reaches its position where it receives the central hook of the cam togg...

Страница 15: ...pplies force to the opening hook 9 which is locked by the opening shaft 10 Activating the closing push button rotates the closing shaft and releases the closing hook 1 The stored energy of the closing spring is transferred to the closing lever assembly 2 which pushes the long levers of the cam toggle assembly connected by a pin 3 The long levers move the main shaft counter clockwise 4 which transf...

Страница 16: ...losing operation 1 1 2 3 4 Activating the opening push button rotates the opening shaft and releases the opening hook 1 This action releases the central hook of the cam toggle assembly 2 allow ing the contact and opening springs to trans fer their energy to the long levers 3 The main shaft rotates clockwise 4 and the breaker signals that it is open 1 Description of EL Operation MECHANISM AND OPERA...

Страница 17: ...e ability to close the breaker is blocked unless the breaker is in one of the three positive positions INTERFERENCE BLOCKING A code plate in the breaker compartment prevents underrated breakers from being inserted into higher rated compartments The code plate rating includes continuous current interrupting current close and latch capability and maximum voltage Breakers with the same or higher code...

Страница 18: ... operation 5 Manually Close the breaker via Close Push Button 2 a Breaker Closes Close Open Indicator changes to CLOSED Closing Spring Charged Discharged Indicator changes to DISCHARGED b Breaker ready to perform an Open O operation if O C O is desired see Step 7 6 Manually open the breaker via Open Push Button 3 a Breaker opens Close Open Indicator changes to OPEN Closing Spring Charged Discharge...

Страница 19: ...ged Discharged Indicator shows CHARGED b Breaker ready to perform C O operation 3 Close breaker using manual close push button or by electrical signal to the rclose coil after close operation the motor charges unless control power is removed a Close coil operates Close Open Indicator changes to CLOSED Closing Spring Charged Discharged Indicator changes to DISCHARGED Charging motor energizes Charge...

Страница 20: ...b 3 Closing spring charged a 33LSb opens removing control power to motor b Breaker ready to close 4 Electrical control pulse sent to close Breaker a Current energizes Close Coil MC thru the closed blocking switch Coil energizes releasing closing spring and closes breaker 52a closes 52b opens 33LSb closes Motor charges through 33LSb 33LSb Opens once closing spring is charged Coil de energizes with ...

Страница 21: ...ntrol voltage available to charging motor Closing Spring Charged Close Signal Start of Closing Operation Close operation complete Closing spring discharged Opening spring charged Compression Springs charged Closing Spring Charged Start of Opening Operation Open operation complete Opening springs discharged Compression Springs discharged Closing Time Opening Time Figure 3 Sequence of Circuit Breake...

Страница 22: ... lubrication and operation during routine inspection Before beginning any maintenance open breaker external control power fuses or breakers discharge the Closing Springs by pressing the Manual Close Button Open the breaker by pushing the Manual Open Button Press the Close and Open buttons again to ensure the breaker is fully discharged Verify springs are discharged by inspection of the Spring Char...

Страница 23: ...ng device actuator and transmission system up to 30 000 operations under normal operating conditions ac cording to the type of circuit breaker and with regular maintenance With operations correctly executed it is possible to carry out up to1000 racking out in operations as prescribed in the ANSI C37 06 Standards The data regarding the operating life are basically applicable to all the components w...

Страница 24: ...om the cell or rack breaker out to the disconnected position to cut the power supply to the spring charging motor Discharge the spring by closing and opening the circuit breaker by means of the closing and opening pushbuttons Visually inspect the lubrication conditions of the tulip isolating contacts of the sliding surfaces etc Check correct electrical and mechanical operation of the various devic...

Страница 25: ...cluded in the List of spare parts must only be carried out by ABB personnel In particular complete pole with bushings connections EL Actuator and Spring Charging assembly Closing Spring set Opening Spring Shock Absorber Charge the operating mechanism spring and lubricate the right hand bearing circuit breaker seen from the front Close the circuit breaker and lubricate the left hand bearing detail ...

Страница 26: ...box can only be carried out by ABB personnel or by specially skilled trained personnel particularly for the necessary adjustments 7 5ft lbs Lubricate 9ft lbs Lubricate 9ft lbs Lubricate 9ft lbs Lubricate 7 5ft lbs Lubricate Closing spring Opening spring Charge Motor As sembly Shock Absorber Lubrication Points and Torque value ...

Страница 27: ...ubricated Lubricate the exposed parts specifically the entire Racking Screw 2 and Position Release Shaft 3 assemblies during the operation Inspect breaker locking tabs 8 and Secondary Locking Tab 1 for any damage Return truck to disconnect position As a precaution do not operate the breaker outside the cell unless the truck is in the full disconnect position Figure 3 Truck shown with breaker remov...

Страница 28: ... zero VAC RMS 5 Increase the potential to the required insulation test voltage 1125VAC RMS 6 Hold for one minute 7 Reduce potential to 0 zero VAC and turn off machine A successful withstand indicates satisfactory insulation strength of the secondary circuit Failing insulation will not sustain the voltage across the secondary Replace the breaker control wiring if the insulation fails during low fre...

Страница 29: ...te 5 Decrease potential to 0 zero and turn off machine 6 Repeat for the remaining 5 terminals A successful withstand indicates satisfactory vacuum integrity CAUTION Applying abnormally high voltage across a pair of open contacts in vacuum may produce X radiation The radiation may increase with the increase in voltage and or decrease in contact spacing It is recommended that all operating personnel...

Страница 30: ...DICATOR 5 CHARGING HANDLE 6 CHARGED DISCHARGED INDICATOR 7 RACKING SCREW 8 COLLAR 9 POSITION RELEASE LEVER 10 HANDLE 11 CELL INTERLOCK TAB 12 TRUCK 13 WHEEL 14 POLE ASSEMBLY 15 PRIMARY CONTACT 16 OPERATION COUNTER 17 SHUTTER ACTUATOR ROLLER 13 15 17 7 8 9 10 11 16 6 4 5 2 3 Basic Breaker Layout All ADVAC breakers have the same basic layout regardless of rating or pole configuration 14 12 16 1 ...

Страница 31: ...PENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES All ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker ...

Страница 32: ...l ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker APPENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES ...

Страница 33: ...l ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker APPENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES ...

Страница 34: ...l ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker APPENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES ...

Страница 35: ...PENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES All ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker ...

Страница 36: ...PENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES All ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker ...

Страница 37: ...PENDIX B BASIC BREAKER DIMENSIONS AND WEIGHTS APPENDICES All ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker ...

Страница 38: ...ENDICES All ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker TYPE U Ir ISC MECHANISM CUBILE ADVAC 15kV 1200 2000A 50kA T EL SAFEGEAR HDTM Weight 410lbs 186Kg ...

Страница 39: ...APPENDICES All ADVAC breakers of this style have the same basic dimensions i e pole spacing mounting locations regardless of pole configuration Hole patterns do change dependent upon the amperage capacity of the breaker TYPE U Ir ISC MECHANISM CUBILE ADVAC 15kV 3000A 50kA T EL SAFEGEAR HDTM Weight 420lbs 190Kg ...

Страница 40: ...L SCHEMATIC WIRING DIAGRAMS STANDARD WIRING The schematic shows the basic wiring scheme for a breaker with single secondary wiring This wiring includes four a and three b auxiliary contacts The point to point diagram shows the physical connections and wire numbers used in the wiring harness ...

Страница 41: ...L SCHEMATIC WIRING DIAGRAMS STANDARD WIRING The schematic shows the basic wiring scheme for a breaker with single secondary wiring This wiring includes four a and three b auxiliary contacts The point to point diagram shows the physical connections and wire numbers used in the wiring harness ...

Страница 42: ...AL SCHEMATIC WIRING DIAGRAMS DUAL SECONDARY WIRING The schematic shows the basic wiring scheme for a breaker with optional wiring This wiring includes nine a and seven b auxiliary contacts The point to point diagram shows the physical connections and wire numbers used in the wiring harness ...

Страница 43: ...ws the basic wiring scheme for the twin EL breaker with optional wiring This wiring includes nine a and seven b auxiliary contacts The point to point diagram shows the physical connections and wire numbers used in the wiring harness APPENDIX D TYPICAL SCHEMATIC WIRING DIAGRAMS Auxiliary for customer use ...

Страница 44: ...IRING DIAGRAMS Auxiliary for customer use DUAL SECONDARY WIRING The schematic shows the basic wiring scheme for a breaker with optional wiring This wiring includes nine a and seven b auxiliary contacts The point to point diagram shows the physical connections and wire numbers used in the wiring harness ...

Страница 45: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 45 APPENDIX E APPENDIX E Charging motor and Coil data ...

Страница 46: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 46 APPENDIX E APPENDIX E Charging motor and Coil data ...

Страница 47: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 47 APPENDIX E APPENDIX E Auxiliary contact data ...

Страница 48: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 48 APPENDIX G ...

Страница 49: ...roduct at the end of the product s life During disposal of the product it is always necessary to act in accordance with all local and na tional legal requirements that are in effect at the time of disposal Methods of disposal Disposal of the product can be carried out in a manner of different ways depending upon the materials contained within the product Below is the recommended method of disposal...

Страница 50: ...1VAL050503 MB Rev B Replaces 1VAL057485 MB Rev C Oct 2013 50 ...

Страница 51: ...hone 1 407 732 2000 Customer service 1 800 929 7947 ext 5 1 407 732 2000 ext 2510 E Mail customer service group us abb com www abb com mediumvoltage All sales are subject to ABB Inc General Terms and Conditions of Sale While every effort has been made to assure accuracy the information in this document is subject to change without notice Copyright 2011 ABB Inc All rights reserved ...

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