Answer Posted / hjit4u

Purpose of the ignitor is to give pulese to the choke to
start light the lamp.

at what basis/standard we have to arrive the current density of aluminium/ copper in busbar?

2070

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Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!

2020

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

2281

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The efficiency of a 100kva transformer is 0.98 at full load as well as half load , for this transformer what is the Copper loss at full load ?

2282

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what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

1792

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Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?

1092

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aternator every parts and its working

1577

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what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.

5479

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Why hydropower is called renewable source of energy?

983

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why should the primary of transformer be connected in delta in a heat run test?

1918

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How much pf maintan in dg set in 6o% load,when Dg runnig Neutaal Earthing removed what happen.

1931

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Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

1926

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we use capister for power factor. when we use capaciter in dg circuit  than defect dg. can we use capaciter bank for dg circuit

1859

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how can i improve the power factor in domestic (230v)

2011

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Whether power factor should be high or low? Why?

1064

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