what is the procedure for three phase motor differential relay testing can it do with single phase test kit?

1 Answers   ABB,

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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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KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason

4 Answers   Suzlon,

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WHY FLEXI LINKS ARE USED INBETWEEN GENERATOR TERMINAL OUTPUT & BUS DUCT CONDUCTOR.

3 Answers  

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what is the voltage between earth & neutral in 3 phase electrical connection.

0 Answers   Megatron Solutions, SIPL,

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low voltage means how much voltage? extra low voltage means how much voltage? medium voltage means hos much voltage? high voltage means how much voltage? Ex: low voltage - 1volt to 240volt like this

3 Answers  

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What is force on a conductor in a magnetic field ?

0 Answers  

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why do the alternator doesnt have open circuited windings in armature???

1 Answers  

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checking procedure of capacitor based motors.used in fans etc?

0 Answers   Badve,

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Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

0 Answers   ABB,

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What are all the problems occured while ac generator running in leading power factor at full load condition?

1 Answers  

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What is the full form of AND,OR and other logic gates

7 Answers  

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