Answer Posted / pradyumna chandra panda

13 kv

HOW WE KNOW IN PHYSICALLY THE CONTACT SURFACE OF A VACUUM INTERRUPTER IS GOOD OR GOING TO DAMAGE IN A VCB AFTER ABOVE 500 TIMES OPERATED.

2051

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What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

1776

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What is the purpose of stablization resistor in high impedance bus bar protection

2006

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how many joint can done in HT line and what is life of the joint

2228

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what is the formula of starting current of 3phase and 1 phase motor???

2105

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what is Anti-pumping?

1941

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Why did lightening arrestor solid copper rod head is sharp on mobile tower top?

2015

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what is the meaning of impedance protected in instrument cooling fan

3543

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write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

2149

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what about GD square and its important for motor design?

3816

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Explain the operation of grid connected central solar inverter ?

1538

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Please explain, how to test vector group of tranformer(Delta y1) . Thank

1701

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how to design step down 12 V, 1mA small transformer from 220 V AC? Because according to VI relation and power transfer it results bulky...

2090

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How calculated single phase induction motor req. Capacitor?

1582

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Can XLPE/SWB/PVC (P3) 7C X 2.5mm2 be replaced by Can XLPE/SWB/PVC (P2) 7C X 2.5mm2??? P3 vs P2

1861

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