what is the length of air terminal in lightening arrester system.

1 Answers  

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10 hp motor ,7.5 kw ,960 rpm, full load current 15.5, delta connection so how much take current no load trial time. any formula please give..... second question :- what is different between brekar control wiring and motor starter control wiring

1 Answers   MSP,

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How we calculate the spacing between the conductors in 11,33KV lines?

3 Answers   NHPC,

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Do you know how to measure the earth resistance?

7 Answers   Manhattan,

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An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm

0 Answers  

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

0 Answers  

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What is the difference between earth and neutral

4 Answers   ABB, Tamboli Engineers,

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Dsitrubution transformer minimum IR value

1 Answers  

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Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.

0 Answers  

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why C.T secondary are rated 5A generally?

13 Answers   ABC, Bhel,

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what is the technical diffrences of mccb and acb

11 Answers   TransWorks,

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what is a breaker fail relay

0 Answers   Eskom,

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