Answer / bijoy

if it is 3 phase then just change two phase.it will move
opposite direction of earlier direction.

Answer / guest

In single phase by changing the current
direction of any one winding, either the
stator or rotor winding.
In 3phase, by replacing any to two phase
terminals, the direction will change

Rules and standards of electrical control wiring ?

0 Answers  

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What happen Grid EARTH plat got cut.

0 Answers   Zuari,

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draw the block diagram of fire alarm?

0 Answers  

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For refrigerators the motor current is raised beyond its rating on both conditions when the voltage of the system is more(say 270v) than the rated voltage(220v) as well as when the voltage of system is less(say 160v) than normal voltageof 220v, why explain?

0 Answers   Electrical Tech, UPSE,

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In aircraft,why we use 400 htz equipment.and use common earthing

1 Answers  

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why the Different manufacture's rating of Gas genset are different? i.e : cummins genset rating is in KVA .( 625kv). While GE- Jenbacher make genset have rating in Kw. (625 kw)

1 Answers   L&T,

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explain the function of brush less dc motor?

0 Answers   Bhel,

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What is the difference between ARC & SPARK?

4 Answers   OPTCL,

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2 Answers  

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How we can design a cable for a 3phase load.

1 Answers  

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how to select proper cable for ct wiring so that drop within the limit.

0 Answers  

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A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

0 Answers  

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