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10 Cards in this Set
- Front
- Back
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Feeder Overcurrent Operation |
1. Notify DOC 2. Visually inspect CB 1202 3. Write flags down 4. Turn 43L/R to local 5. Close CB 1202 6. Return 43L/R to remote |
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Slow Breaker Operation. What happened |
1. CB 1202 is slow to open 2. 86B Lockout operates 3. Xfmr HS FID 1 Opens 4. CB 1201 Opens 5. CB 1202 Finally Opens 6. 86B Lockout Resets 7. Xfmr HS Closes Back 8. CB 1201 Closes back |
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Slow Breaker Operation. Visual Indicators |
1. CB 1202 is op 2. 86B Lockout knocked down 3. Overcurrent flag on Primary Relay DPU/351S of CB 1202 4. Overcurrent flag on 501-2 backup Relay of CB 1202 5. Breaker fail flag on DPU/351S Relay of CB 1202 6. 74BF-HAA Relay flagged (bus tie panel) 7. Make sure to write down all flags before doing any switching. |
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AS |
Air SwitchBasic Sectionalizing SwitchDrop: 9/5 miles. 69kv, 9 miles, 5 MW and less then 2 MVARS 138kv, 5 miles, 25 MW and minimize MVARS |
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LD |
Line DropBuggy Whip interrupterDrop: 30/15 miles 69kv, 30 miles, Loop splitting 5MW 138kv, 15 miles Loop splitting 25 MW |
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LS |
Loop Splitvacuum interrupter bottleDrop: 9/5 miles 9 miles 69 Kv Loop splitting 100+MW 5 miles 138 Kv Loop splitting 200+ MW
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LDS |
Line Drop/Loop SplitBuggy whip/vacuum interrupter bottle.Drop: 30 miles 69kV Loop splitting 100+MW 15 miles 138kV Loop splitting 200+MW |
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LDB |
Load Break Has 6 vacuum bottles (2 per phase) or a circuit switcher SF6 (FID)Drop: 300/300 miles 69kV/138kV Loop splitting any amount |
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69Kv |
Line Dropping. Loop splitting. AS = 9 Miles. 5MV and>2MVARS LD = 30 Miles. 5MW. LS = 9 Miles. 100+MW. LDS= 30 Miles. 100+MW. LDB= 300 Miles. Any amount. |
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138kv |
Line Dropping Loop Splitting AS = 5 Miles. 25MW & min MVARS. LD = 15 Miles. 25MW LS = 5 Miles. 200+MW LDS =15 Miles. 200+MW LDB=300Miles. Any amount. |
