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# Forum: Electrical Calculations / Engineering

1. ### Sticky: Understanding the Neutral Conductor

• Replies: 0
• Views: 8,364
08-02-07, 07:44 PM

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1. ### NEC 2017, How is Table 220.88 Optional Method applied to a load calculation

• Replies: 0
• Views: 67
Yesterday, 07:48 PM
2. ### Relay coordination

• Replies: 2
• Views: 145
Yesterday, 06:58 PM
3. ### Harmonics and PF

• Replies: 7
• Views: 318
Yesterday, 02:31 PM
4. ### duct bank

• Replies: 4
• Views: 205
ron
Yesterday, 01:02 PM
5. ### Customer Has Been Dropping a Phase

• Replies: 12
• Views: 724
06-16-19, 11:37 PM
6. ### Does 208V 100A 3ph input approx. equal 480V 30A 3ph output for a step-up transformer?

• Replies: 10
• Views: 427
06-16-19, 04:40 PM
7. ### Engineer vs EC

• Replies: 10
• Views: 706
06-15-19, 12:56 PM
8. ### A really bad day: marine 138KV cables damaged

• Replies: 3
• Views: 312
06-14-19, 11:36 PM
9. ### Sizing a device for multifamily dwelling

• Replies: 0
• Views: 121
06-14-19, 10:45 PM
10. ### Primary lost phase

• Replies: 3
• Views: 299
06-14-19, 06:07 PM
11. ### Modifying Existing MCC

• Replies: 3
• Views: 256
06-14-19, 02:07 PM
12. ### Handhole for Service Conductors

• Replies: 3
• Views: 381
06-14-19, 11:37 AM
13. ### Utility Transformer Grounding

• Replies: 1
• Views: 188
06-14-19, 11:22 AM
14. ### Question on Fault Current

• Replies: 7
• Views: 619
06-14-19, 12:10 AM
15. ### Feeder Size

• Replies: 6
• Views: 363
06-13-19, 10:40 PM
16. ### IEEE Standards Dictionary

• Replies: 7
• Views: 521
06-13-19, 06:01 PM
17. ### 110.16

• Replies: 3
• Views: 248
06-13-19, 03:37 PM

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