Answer / vinod kumar

The service factor (SF) is a measure of continuous overload capacity at which a motor can operate without overload or damage, provided the other design parameters such as rated voltage, frequency and ambient temperature are within norms. Example: a 3/4 HP motor with a 1.15 SF can operate at

Answer / tapiwanashe vhurumuku

service factor is the measure of periodically overload capacity at which a motor can operate without damage

Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).

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Why celling fan rotates in anticlockwise direction and table fan in clockwise direction ? Give technical reason.

5 Answers  

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What determines the thermal loading on the motor?

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what happens when series resonance occurs?

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How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...

0 Answers   ABB,

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difrence bitwin boost charge and float chargeing

1 Answers  

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Why no-load primary current is very small as compared to full load current in transformer (as 1% of full load current?

5 Answers   NTPC,

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What is the effect on 3phase induction motor if current setting knob of DOL kept at minimum current?

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How to know any size of cable if there are not written on cable? Answer must be theurical not by experience.

0 Answers   El Seif,

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explain how the power is distributed from a power plant to a consumer.explain step wise in detail

1 Answers  

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Why open circuit test of transformers is conducted at rated voltage??Why not any other voltage??

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What are the raitings of Mcb,mccb and Acb in detail ??

0 Answers   Engineering Vision,

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