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what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.
What are the raitings of Mcb,mccb and Acb in detail ??
What is a feedback in control system?
What are the limitations of Kirchoff's laws?
1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?
how much leakage current is allowed in MC61A L&T make relay?
what is meant by 3rd hormonics ?
How do we calculate over and under frequency tolerance from generator data?
What is the difference between Static and servo controlled voltage stablizer?
Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.
What is the instrument to check the rotating diode fuse of alternator in running conditions?
What is shutdown of electrical sub station?
What is the difference between AC and DC injection methods for rotor earth fault protection
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.
I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR