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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
why wire sizes are 3/29 or 7/29 and why not wire sizes are 2/29 or 6/29?
sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.
How does "OUT OF STEP" relay ,for Synchronous motor protection, work?
we specify current in case of feeder but in case of distributor voltage, why?
What is the basic principle of operation of alternators/dc generators?
What is line resistance of cable & how it can be measured ?
Swg formulae
how we decide the require size is this for a known current at fuu load?
What are n circles?
If rotor works in clock wise what happens
what is vA rating and class of a ct.
how does an encoder work???
some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?
how external lighting design? please give examples?
