When VFD is connected to a 3 phase main supply there is load current difference between incomer to VFD and outgoing from VFD.

1 Answers   Shasun Chemicals,

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whenever a squirrel or a crow gets tangled near the out put of the feild transformer there is a discharge of 440 volts of current through the neutral due to which my appliances blow up causing a huge bang.will the RCCB help in these conditions

1 Answers  

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all details of DG UPS HVAC

0 Answers  

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for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?

0 Answers  

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Explain about 3 phase motor fault current calculation with examples?

0 Answers   QTC,

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define IDMT relay?

15 Answers   APGenco, Bhel, L&T, Shriram Finance,

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what is the difference between concentrated winding and Distributed winding in motor?

7 Answers   BSL, Infosys, TCS,

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What is the diameter of electromagnetic field around a 11000/415v transformer ? Dose it affect people who live 3-4 meter beside it?

0 Answers  

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what are the materials used in HRC fuse

3 Answers   Bhel,

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what are the things that can cause a three phase motor to crawl?

1 Answers  

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How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?

0 Answers   Panacea,

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How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?

0 Answers  

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