What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?
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If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?
what is the difference between ac ground and dc ground.. In my project iam using both ac and dc supply.. can both the grounds or the return paths be connected??
how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me
what is protections used for 6.6kv ht motor
how we select the fuse and OLR rating for 3 phase induction motor from 1HP TO 100 HP?
Why red,yellow,green colours lamps are used in the traffic control?
What are reasond for high wattage in single phase induction motors
what is ohms law?
What is the need of motor starter?
what is bjt & mosfet? what is rectifier & diode?
How many losses in generators? how we can reduce them? and also in motors,transformers?
HOW isolation transformer works.