Answer / hiltipower

when breaker in rack in position its limit switch closed
for only automatic operation when breaker rack out another
limit switch closed at rackout position so only manual
operation or test position operation possible

what is pilot wire protection? wer is it using?

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what is meant by negative half cycle

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why DG battery blast

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can i used 400A SFU (for the use of PA fan motor),if my BUSBAR rating is only 315A?????answer me quickly as possible.......thanks

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What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

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what is the function of fire alarm system?

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(In MEP services) HVAC in AC Plant room what else can we provide if the chiller is not considered?

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what is through fault?

0 Answers   KSEB,

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We have laid the single core Armoured cable 7 nos ( 2 each phase & 1 neutral ) to cater our electrical load . the issue is though we have Glanded the cable both the end also givan the earthing to the panel both the end we are facing a heavy sparking at the gland side. what could be the reason.

12 Answers  

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what are the main problems that happen in an emergency light and how to fix them ?

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what is destructive and non-destructive testing of welding

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what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?

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