When Alarm report at LED,Alarm volatge is 11-13 Volt But LED is of 3 volt.then why not it burn?

0 Answers  

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why surge suppressor in vaccum circuit breaker and it is only in motor feeder why not in tranformer feeder?no surge suppresor in ocb in motor feeder?

1 Answers   IOCL,

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what is 400kv doble circuit quadpole tower?

0 Answers  

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In underground cables,we have a grading method called 'capacitance grading'.Why is it called 'capacitance grading' although we do not use any capacitor in it?

1 Answers  

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what is the calculation formula for motor starting torque,running torque, running torque.

0 Answers  

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What should be the voltage between neutral and earth of a UPS?

4 Answers  

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As per BIS, Earth pit resistence value?

4 Answers  

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what is PI value and its significance for insulation testing?

3 Answers  

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in conventional fan regulators how the current varies with speed?

0 Answers  

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how to find value of resistance when 1 kw consumption for 10 minutes

1 Answers   Manipal Hospital,

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xplain in detail d pr. of synchronous motors? why syn. generators r used for the production of electricity?

4 Answers  

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In our factory there is one no. of Series trip HT 6KV OCB. 1. Is it possible to measure CT out put current by 440V Clamp meter? The measurement is required for knowing the exact value of current in CT secondary to set up protection for transformers. 2. plase forward the single line diagram of AMF panel?

1 Answers   HAL,

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