i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

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What is the function of RCBO? What are the different sensitivity ratings & each application?

0 Answers   L&T, Legrand,

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what happens when the phase and earth wires comes in contact? and why

2 Answers  

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Is C.T will sense the current in both direction. As i know the C.T will sense the current in only one direction.

2 Answers  

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what is RR number Abbreviation energy meter

2 Answers   Trimax,

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If the earth is a good conductor of electricity, why don't people get shocked every time they walking on earth?

0 Answers   Reliance,

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If OLTC is in manual position there is chance to variation of voltage(Low or High)?

1 Answers   Juniper Networks,

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What is dc current source?

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why tube light flicks??

1 Answers  

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WHAT IS B & C CLASS SURGE PROTECTION AND WHAT IS DIFFERENCE BETWEEN B & c CLASS SP

2 Answers   Bharti,

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Please let me know when replacing electromechanical Relays for protection of generators with sr489 multilin Relay, then there is no need to use 86 master trip relay Too. I am wondering this multilin relay has no contact to Stop breaker reclosing as 86 does

1 Answers   Neucel,

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What happen if ac supply is fed to rotor of the alternator?

1 Answers  

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