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Reload this Page Reverse Power Relay Settings

Relay Protection Discussion of Relay protection, digital relays, lockouts, and associated devices

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Old 10-04-2008
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Default Reverse Power Relay Settings
What is the typical reverse power relay setting to trip open the generator breaker?
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Old 10-17-2008
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Default RE: Reverse Power Relay Settings
Our GTs opens 52G at +3MW to avoid motoring the generator. The relays trip the gen breaker at -3MW.
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Old 11-03-2008
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Default RE: Reverse Power Relay Settings
We open the the generator breaker upon reverse power of -1.5MW
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Old 12-08-2008
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Default RE: Reverse Power Relay Settings
normally it is set at 5-7% of machine rating
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Old 10-11-2009
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Default I' m confused.
Quote:
Originally Posted by dynasty View Post
Our GTs opens 52G at +3MW to avoid motoring the generator. The relays trip the gen breaker at -3MW.
You say "52G opens at +3mw to avoid motoring". Then you say "relays trip the gen breaker at -3mw"?

Your answer makes no sense.
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