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What are the coordination levels used to classify starters and protectors?

April 26, 2017classify coordination levels protectors starters Used

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What are the coordination levels used to classify starters and protectors?

1 Answer

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10 Posted

The coordination levels are as follows: Type 1 o No danger to personnel o No danger to equipment other than relay itself o Relay must be serviced or replaced Type 2 o No danger to personnel o No danger to other equipment o No danger to relay other than minor welding of contacts o Relay can be used without service or repair