【實用書籍app】3Ph Cheat Sheet NEC Electrical|最夯免費app-綠色工廠好玩App

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This Electrical Wiring Tool, the 3 Phase Cheat Sheet, is based on the United States National Electrical Code 2008, 2011 and shows:

- NEC 2008-2011 color wiring charts for AC electric

- 120/208 groupings for Black/Red/Blue electrical wiring

- 277/480 groupings for Brown/Orange/Yellow electrical wiring

The 3 Phase Cheat Sheet gives electricians a quick and easy color coded reference chart for wiring breaker panels in compliance with US NEC regulations. The charts included cover 120/208 and 277/480 color wiring charts for 3Phase AC Electric. This reference chart will save you time when pulling multiple electrical circuits, and separates odd and even numbers by color and grouping.

Made for Electricians, this wiring tool will save time, brain cells, and get it right without doing the math. This helpful tool maps out odd & even numbers and A B C groupings for 120/208 in Black, Red, Blue, and has an additional chart with the same groupings for 277/480 in Brown, Orange, Yellow.