Eaton Cutler-Hammer 150DHP-VR1000 Instructions For Installation, Operation And Maintenance Download Page 16 | Manualshive

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Instruction Book

Page 10

Effective: March 2007

For more information visit:

www.EatonElectrical.com

I.B

6513C80G

Figure 3-4 Front External View of DHP-VR Breaker (7.5 and 15 kV, 500 and 750 MVA Ratings)

Courtesy of NationalSwitchgear.com

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Summary of Contents for Cutler-Hammer 150DHP-VR1000

Page 1: ...ectrical com Instructions for Installation Operation and Maintenance of Type DHP VR Vacuum Replacement Circuit Breakers for DHP Switchgear I B 6513C80G Supersedes I B 6513C80F dated November 2003 Effe...

Page 2: ...Effective March 2007 I B 6513C80G Courtesy of NationalSwitchgear com...

Page 3: ...MAY CAUSE THE EQUIPMENT TO FAIL RESULTING IN DEATH BODILY INJURY AND PROPERTY DAMAGE ALL SAFETY CODES SAFETY STANDARDS AND OR REGULATIONS AS THEY MAY BE APPLIED TO THIS TYPE OF EQUIPMENT MUST BE STRIC...

Page 4: ...ty 15 4 6 Insulation 15 4 7 Contact Erosion and Wipe 15 4 8 Primary Circuit Resistance 15 4 9 Nameplate 15 4 10 Snubber Adjustment 15 4 11 Electrical Operations Check 15 4 12 Lever Breaker Into Cell 1...

Page 5: ...43 6 11 Troubleshooting 44 SECTION 7 RENEWAL PARTS 7 1 General 47 7 1 1 Ordering Instructions 47 TABLES Table Title Page 1 1 Type DHP VR Vaccum Circuit Breaker Availability and Interchangeability 1 3...

Page 6: ...alled On 5 kV DHP VR Breaker 30 5 11 Code Plate Installed On 15 kV DHP VR Breaker 30 5 12 DHP VR Breaker 5 kV Floor Tripping Levers Underneath Front View 31 5 13 DHP VR Breaker 7 5 or 15 kV Floor Trip...

Page 7: ...200 1 19 19 60 41 49 78 132 4 16 XX 2000 50DHP VR250U 2000 1 19 19 60 41 49 78 132 4 16 50DHP350 1200 50DHP VR350 1200 1 19 19 60 41 49 78 132 4 16 50DHP350 2000 50DHP VR350 2000 1 19 19 60 41 49 78 1...

Page 8: ...more information visit www EatonElectrical com I B6513C80G Rating A B C D 250 22 40 21 88 48 76 24 03 250U 22 40 21 88 48 76 24 03 Figure 1 1 Outline and Dimensions inches Type DHP VR Breakers 5 kV 2...

Page 9: ...Page 3 IB6513C80G For more information visit www EatonElectrical com Rating A B C D 3 5 0 2 2 6 5 2 2 3 8 5 7 1 6 2 9 3 8 Figure 1 2 Outline and Dimensions inches Type DHP VR Breakers 5 kV 350 MVA Rat...

Page 10: ...visit www EatonElectrical com I B6513C80G Rating A B C 500 60 75 31 25 34 81 750 60 75 31 25 34 81 750C 73 75 31 00 38 35 1000 73 75 31 00 38 35 Figure 1 3 Outline and Dimensions inches Type DHP VR Br...

Page 11: ...ty damage Do not work on a breaker with the secondary test cou pler engaged Failure to disconnect the test coupler could result in an electrical shock leading to death personal injury or property dama...

Page 12: ...e Tool Used to charge the closing springs Style 8064A02G01 Levering Crank Used to crank the breaker between Test and Connected positions Style 509A931G01 Lifting Yoke Optional item used to lift the br...

Page 13: ...contacts open green indicator After completing this initial check leave the closing springs discharged and breaker contacts open Outdoor storage is NOT recommended If unavoidable the outdoor location...

Page 14: ...uction Book Page 8 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Figure 3 2 Front External View of DHP VR Breaker 5kV 250 MVA Rating Courtesy of NationalSwitchgea...

Page 15: ...uction Book Effective March 2007 Page 9 IB6513C80G For more information visit www EatonElectrical com Figure 3 3 Rear External View of DHP VR Breaker 5 kV 350 MVA Rating Courtesy of NationalSwitchgear...

Page 16: ...k Page 10 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Figure 3 4 Front External View of DHP VR Breaker 7 5 and 15 kV 500 and 750 MVA Ratings Courtesy of Nationa...

Page 17: ...ok Effective March 2007 Page 11 IB6513C80G For more information visit www EatonElectrical com Figure 3 5 Rear External View of DHP VR Breaker 7 5 and 15 kV 500 and 750 MVA Ratings Courtesy of National...

Page 18: ...t is done with the breaker out of the cell open and all springs discharged Refer to Figures 4 1 through 4 6 for reference assistance Finally the SURE CLOSE mechanism provides an effective way to evalu...

Page 19: ...is completed be sure to properly replace and secure the phase barrier removed in Step 1 Figure 4 1 MOC driving spring Figure 4 2 Drive Spring Adjusted for 0 or 1 MOC Switch Figure 4 3 Drive Spring Ad...

Page 20: ...AGRAPH MUST BE PERFORMED BEFORE INSTALLING A REPLACEMENT DHP VR CIRCUIT BREAKER FAILURE TO COMPLETE THESE STEPS COULD RESULT IN EQUIPMENT DAMAGE AND OR IMPROPER OPERATION Inspect the MOC pantograph in...

Page 21: ...e information with switchgear drawings for compatibility Breaker and compartment code plates do match power ratings but do not match control voltages 4 10 SNUBBER ADJUSTMENT CAUTION FOR ALL TYPE DHP H...

Page 22: ...Instruction Book Page 16 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Figure 4 2 Snupper Adjustment Courtesy of NationalSwitchgear com...

Page 23: ...pring if the control circuit is energized c To engage the secondary contacts on the 5kV design lift the handle on the front left hand side of the breaker chassis to a horizontal position Once the rod...

Page 24: ...O THE LEVERING IN MECHANISM WHILE THE BREAKER IS CLOSED COULD SHEAR OFF THE PIN THAT THE LEVERING CRANK ENGAGES DURING OPERATION WHILE LEVERING THE BREAKER NOTE ANY SUDDEN RESISTANCE TO LEVERING OR SI...

Page 25: ...n and its closing spring may discharge as it is withdrawn from the cell It depends on whether the breaker was left closed or open or whether the spring was left charged or discharged To remove the bre...

Page 26: ...ANSI Standards are also maintained Figure 5 1 DHP VR 5k V Interrupter Assembly The primary insulation used on 5kV DHP VR vacuum circuit breakers is glass polyester while the primary insulation used on...

Page 27: ...have eroded to the extent that the interrupter must be replaced close the breaker and observe the erosion mark placed on each moving stem from the rear of the breaker If the mark on the interrupter st...

Page 28: ...mechanism is a cam shaft assembly which consists of a drive shaft to which are attached two closing spring cranks one on each end the closing cam drive plates and a free wheeling ratchet wheel The rat...

Page 29: ...Instruction Book Effective March 2007 Page 23 IB6513C80G For more information visit www EatonElectrical com Figure 5 3 DHP VR 5 kV Design Front Faceplate Removed Courtesy of NationalSwitchgear com...

Page 30: ...truction Book Page 24 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Figure 5 4 DHP VR 7 5 or 15 kV Design Front Faceplate Removed Courtesy of NationalSwitchgear c...

Page 31: ...Instruction Book Effective March 2007 Page 25 IB6513C80G For more information visit www EatonElectrical com Figure 5 5 Closing Cam and Trip Linkage Courtesy of NationalSwitchgear com...

Page 32: ...age 26 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Figure 5 6 Charging Schematic Breaker Closed Springs Charged Breaker Open Springs Discharged Courtesy of Nati...

Page 33: ...control switch close contact may have been made while the breaker is levered to the Connected position When the CS C contact is made the SR closes the breaker If the CS C contact is maintained after...

Page 34: ...Instruction Book Page 28 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Figure 5 7 Typical DHP VR DC and AC Control Schemes Courtesy of NationalSwitchgear com...

Page 35: ...initially engaged Once initial engagement is achieved hold the operating rod firmly in that position with one hand while grasping the secondary engaging handle with the other hand The secondary engagi...

Page 36: ...e closing springs electrically or manually if the breaker is already closed Figure 5 6 On a closed breaker the interlock lever moves toward the rear In this position the movement of the spring release...

Page 37: ...trical com Figure 5 12 DHP VR Breaker 5 kV Floor Tripping Levers Underneath Front View Figure 5 13 DHP VR Breaker 7 5 or 15 kV Floor Tripping Lever Underneath Rear View Figure 5 14 DHP VR Breaker 5 kV...

Page 38: ...ping with the instructions outlines in paragraph 4 3 before any attempt is made to insert the breaker into the cell The cell mounted Truck Operated Cell Switch TOC is operated by movement of the break...

Page 39: ...the levering shaft is rotated counter clockwise the rear key will catch and enter the slot and rotate the guide tube and nut with drawing the breaker At the end of the travel the nut disengages from...

Page 40: ...D LESS THAN ONE METER AWAY FROM THE BREAKER WHEN TESTING FOR VACUUM INTEGRITY FAILURE TO FOLLOW ANY OF THESE INSTRUCTIONS MAY CAUSE DEATH SERIOUS BODILY INJURY OR PROPERTY DAMAGE SEE SECTION 2 SAFE PR...

Page 41: ...ble replace interrupter assembly Tighten if necessary Replace VI assembly Replace interrupter assembly if vacuum is not adequate Clean with dry lint free cloth Replace if burned damaged or eroded 3 Co...

Page 42: ...uld have sufficient volt ampere capacity It is recommended that the equipment be capable of delivering 25 milliamperes for one minute Although an ac high potential test is recommended a dc test may be...

Page 43: ...condary control wiring requires inspection for tightness of all connections and damage to insulation 6 7 INSULATION INTEGRITY CHECK PRIMARY CIRCUIT The integrity of primary insulation may be checked b...

Page 44: ...hey use a highly reliable and unique flexible clamp design that eliminated the need for lubrication and inspection for wear If desired the DC resistance of the primary circuit may be measured as follo...

Page 45: ...CEEDING WITH THE TASK AND ALWAYS FOLLOW GENERALLY ACCEPTED SAFETY PROCEDURES Safety Precautions Read and understand these instructions before attempting any maintenance repair or testing on the breake...

Page 46: ...tely 15o in both directions to create a line on the tape that identifies the closed rest position Figures 6 14 6 20 and 6 16 Step 10 Remove the marker from hole C Step 11 Push the push to open clapper...

Page 47: ...trical com Figure 6 11 Attaching CloSureTM Test Tool at Hole B Figure 6 12 Manually Charging Closing Springs Figure 6 13 Manually Closing Circuit Breaker with Marker in Hole C Figure 6 14 Top View of...

Page 48: ...Figure 6 16 Move Marker 15o to left Figure 6 17 Remove Marked Masking Tape from Cam Figure 6 18 Place Tape on Right Side Panel of Breaker Figure 6 19 Illustrative Testing Tape Sample Figure 6 20 Front...

Page 49: ...m shaft the main link and the motor eccentric These bearings are packed at the factory with a top grade slow oxidizing grease which normally should be effective for many years They should not be distu...

Page 50: ...s not charged Control Circuit Control Power Fuse blown or switch off Secondary Disconnects Motor Cut off Switch Poor or burned contacts Lever not operational Terminals and connectors Poor or burned co...

Page 51: ...iary Switch b contact open or burned Motor Cut off Contacts open or burned Trip Coil Assy Clapper fails to reset Closing Springs Charged but breaker does not close Closing Sound But no Close Pole Shaf...

Page 52: ...urned Trip Coil Burned or open Terminals and Connections Poor or burned or open Trip Clapper Jammed Trip Sound But no Trip Trip Mechanism Vacuum Interrupter One or more Welded Trip Bar Trip Latch Jamm...

Page 53: ...ending upon the service severity and continuity requirements Each customer should develop his own stock level based on operating experience 7 1 1 ORDERING INSTRUCTIONS a Always specify the breaker rat...

Page 54: ...Instruction Book Page 48 Effective March 2007 For more information visit www EatonElectrical com I B6513C80G Courtesy of NationalSwitchgear com...

Page 55: ...ent Circuit Breakers For DHP Switchgear 2003 Eaton Corporation All Rights Reserved Printed in USA Publication No IB6513C80G ISI March 2007 Eaton Corporation Cutler Hammer business unit 1000 Cherringto...

Page 56: ...Effective March 2007 I B 6513C80G 2003 Eaton Corporation All Rights Reserved Printed in USA Publication No IB6513C80G ISI March 2007 Courtesy of NationalSwitchgear com...

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