Answer / william lobo

An over load relay acts on thermal bi metal principle and
whenever current exceeds a set value then the bimettalic strip
bends and trips a lever which in turn trips the circuit.

why we generate transmit and distribute electrical supply in multiple of 11

6 Answers   NHPC,

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what is corona ?

3 Answers  

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how many ht 11 kv cable size for 11kv 2000 kva 11kv*433v transformer ?

3 Answers   Megatron Solutions, TCS,

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1)What are the proccedure of initial charge of 100AH lead Acid battery bank 2)whether discharge test is reqd ? if it is rqd why, how 3)what are the discharge critieria (volt/cell or sp.gravity/cell

1 Answers  

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what is the maximum demand how it is defined

1 Answers  

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Working of microwave oven?

0 Answers   LG,

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how to find the 2500 KVA transformer rated primary and secondary volt and current?

4 Answers  

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I am an electrical power engineer and arranged power system for a data center, I installed MCB, ELCB and erthing system TN-C-S. But some times several ELCBs Disconnect circuits at the same time! what may be the reason? (the ELCBs are 25A ,30mA)

9 Answers  

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Why different values of B’s (magnetic flux density) are chosen for DC machines and Induction Motors?

1 Answers  

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What is the difference between grounding & earthing?

9 Answers  

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what is the voltage regulation constant of ACSR Raccoon conductor

1 Answers   KSEB, PSC,

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WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm?

0 Answers  

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