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CANIRT help TO DETECT SUBSURFACE UTILITY MAINS ?
We have a situation in a parking lot of rectangular size of 300,000 sqft, and we need to locate the utility mmains underground at 5-6 ft. It is known that there are electrical duct bank under a concrete vault some 5 feet below, and a few 4 inches water PVC pipe carrying ambient water. It is also...- akm
- Thread
- Replies: 2
- Forum: Electrical Engineering general discussion
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use of delta-wye distribution transformer in step up mode
Would like to get some operational tips, if I need to connect a delta-wye-n(480/208) transformer in step up mode. connect to supply source of three phase line(208) from utility source and run a cyclic load of compressors at 480 volts fro the delta 480 v side. Do I need to isolate the netral on...- akm
- Thread
- Replies: 27
- Forum: Electric power & transmission & distribution
