Answer Posted / hussain

C)

What is vacuum circuit breaker.define with cause and where be use it device?

1246

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hi, i have 3x200KVA and 2 x 80KVA UPS with battery bank of 150AH 68Nos. and 100AH 204Nos., i need to install AC either ductable or PAC type, so can you help me to calculate heat load and capacity of the AC to install.

2683

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what is static frequency converter?what is the function...of sfc...?

2181

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I need a formula to calculate the size of cable as per load but in the terms of length. Please Reply me as i search lot of sites but i did not get the answer.

2008

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Why Utility Distribution System in India is mainly at 11 kV? Why not Utility go for 33 kV?

1694

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1.what is mean by 8/20 micro sec waveshape

2168

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Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

1987

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1.what is the difference between transformer differential and busbar differential.2)why we are using 2 slope for trafo diif and 1 slope for busbar diff.3)what is the purpose of metrosil and stabilizing resistor in high impedance relay circuit.4)how metrosil reduce the peak volage.5)what is the funtion of stabilizing resistor

4795

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What are the conditions for sustained oscillator or what is backhouse criterion?

1085

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WHAT R THE SAFETIES IN A HIGH TENSION PANEL N LOW TENSION PANEL. ALSO WAT SAFETIES R THERE IN A 200 KVA TRANSFORMER?

2209

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why only exciting current is shown not primary current in transformer???

1805

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

1958

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1.what is difference between ATS & STS main use. 2.what is difference between ACB& VCB With symobles,and main partes, manimum range. 3.How many types of relays and main function.

6236

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HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....

2029

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how was your last weekend.

1739

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