if we use contactor & MCCB both in a feeder.in this feeder rating of contactor is higher or lower or same of MCCB rating & why?

1 Answers  

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what is the diff. btwn. electronic regulator and ordinary rheostat regulator for fans?

3 Answers  

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What is Cement

11 Answers   ACC, L&T, Reliance Cement,

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11 kv metering is done in my factory.Meter show PF 1.000 but kvarh lag&lead show 24&94 respectively & Avg.PF is .956 .? is what i do for inproove my PF to 1.000

3 Answers  

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by what factor the starting current is used when comparing star and delta connection for motor starting?

0 Answers  

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In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?

0 Answers  

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i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

0 Answers  

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What is the difference between earthed & unearthed system?

2 Answers   HCL,

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What is an order of a system.

0 Answers  

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why 3 phase is preferred than 1 phase?

4 Answers   Infosys,

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What is the formula to calculate the rating of a thermal over load relay

2 Answers  

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which gas is filled in CFL

7 Answers   Lumax,

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