Saturday, April 19, 2008

Alternating Current – Minimum Approach Distance

The following table is from Occupational Safety & Health Standards Board of the California Cal/OSHA program website. http://www.dir.ca.gov/oshsb/rubberglove.html Please see this website for more information.

It is related to conductors and equipment energized over 7,500 volts

Alternating Current – Minimum Approach Distance


Normal Voltage Range (Phase to Phase)Kilovolt Approach Distance Phase to Ground Exposure
Above 0.6 to 152 ft 1 in.
Above 15 to 362 ft. 4 in.
Above 36 to 462 ft 7 in.
Above 46 to 72.53 ft 0 in.
Above 72.5 to 1213 ft 4 in.
Above 121 to 1453 ft 7 in.
Above 145 to 1694 ft 0 in.
Above 169 to 2425 ft. 3 in.
Above 242 to 3628 ft 6 in.
Above 362 to 55211 ft. 3in.
Above 552 to 76515 ft 0 in.

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2 Comments:

At May 2, 2010 at 11:53 PM , Anonymous Anonymous said...

Good brief and this post helped me alot in my college assignement. Thank you seeking your information.

 
At April 13, 2019 at 3:19 AM , Blogger safetraining said...

Thanks for sharing the post on the OSHA training. While you are working from the height you need to aware of the safety harness. Get the fall protection training for safely working from heights.

 

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