Answer Posted / pilu

15 amp.. MCB is used

what is sevice settings for mccb?How can be it setted?

1985

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

4026

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What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)

2156

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how could we know the size of cable by physical view?

1619

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Is it possible to implement Restricted Earth Fault protection for a transformer without neutral CT?

4370

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Transformer how to maintaince a check b check c check d check

2078

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WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

2532

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what is the meaning of 0.5ohm Resistance

1850

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Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

3032

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What does the term power factor shows?

1109

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What are differences between Voltage, EMF & Potential difference ?

1978

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why capacitance effect is predominant in underground cable transmission and inductance effect is predominant in over head line transmission?

3669

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Why to keep capacitor bank off while generator running.

1788

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what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated

1971

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what is the effect of earth on capacitance in 3-phase and 1- phase transmission line?

2354

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