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Offline j_cash777

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For PEE or REE
« on: January 10, 2010, 11:05:36 PM »
All Substation air circuit breaker are powered by pneumatic, hydraulic or electric motor to turn on or off the breaker.
In the event of total power failure or power black out, will the circuit breaker operate?
IF yes, why and if no why.
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For PEE or REE
« on: January 10, 2010, 11:05:36 PM »
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