What is the formula for calculating Transformer Losses & Efficiency. I want to compare the Transformer efficiency at different loading condition.
6 159577Post New Rays Power Experts Electrical Engineering Interview Questions
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Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .
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A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.
Explain the causes of the exhaust valve leakage.
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During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP