Answer / mashani

presure switch is used to shutdown the substasion if the
presure inside the substasion is abnormal....this pressure
switch will tripped all Circuit Breaker inside the
substastion

Answer / k.prakashchandra

Pressure switches are used in pneumatic circuit breakers to
maintain air pressure

how to calculate the MF in meter reading

2 Answers  

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what is the maximum load on for 10 kva & 25 kva transformer

8 Answers   ABB, Power Grid,

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Why 3 phase induction motor getting supply in body if one of it's phase is cut

0 Answers  

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WHAT HAPPENING TO TRANSFORMER???? i have the step down transformer rating 230/12v, power rating something.,,, ok. suppose iam giving 12v to secondary side,what will happen on primary side.,,,

6 Answers   Coastal Energen,

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What is the formula to calculate the KVAR value of a capacitor, while value of capcitor in farads is known.

1 Answers  

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What happened If 3phase supply connected to slip ring side of slipring induction motor ?

2 Answers  

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What is OLTC in a transformer, specify its fuction.

35 Answers   Bhel, Isgec, L&T,

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How can we calculate the transformer rating if the load calculated is 1000KW (11Kv Supply)?

0 Answers  

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What is formula calculation size cable wire ?

0 Answers  

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How many types of fault occur in a 3-phase power system?

2 Answers  

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What are the protections used in a HT breaker to protect the HT motors.

2 Answers  

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what is the formula for calculation of sac?

4 Answers   TCS,

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