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How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.
1733what is the defination of Cable database? What are the points are considered while preparing cable database? Is there any sample available for cable database?
1899WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.
2071why the three phase transformer's star point does not sparks or seperated? while we often see that two phases touches each other it sparks and ocationaly conductor breakes out.
4 8605Can we parallel two grid with different incoming voltage. Ex.let say one grid is 132kv and another is 220kv.
2 4847Post New Electrical Engineering Questions
ult of expression 'document.FrmQF.myem
PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F
On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?
What is meant by Im=30mA@Vk/2. How to know the kee point voltage for CT design
hi, i have 3x200KVA and 2 x 80KVA UPS with battery bank of 150AH 68Nos. and 100AH 204Nos., i need to install AC either ductable or PAC type, so can you help me to calculate heat load and capacity of the AC to install.
howmany electrician should maintain for a 1000 kva used plant... in kerala..
in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter
What is meant by derating factor?
how to find Harmonics and types as per the equipemnts
what is the preventive maintence for ht panels and busbars and vcb abd acb's.
When color of silica gel will gets change from blue to pink from Top to bottom?
what is difference between cpp electrical system and refinery electrical system
armature is that part in which current is induced since in dc motor we supply current to the conductor so why we call it armature?
The Howland current source produces a A Unidirectional floating load current B Bidirectional single-ended load current C Unidirectional single-ended load current D Bidirectional floating load current
WHAT IS THE DIFFERENCE BETWEEN GENERAL INVERTER AND SOLOR INVERTER TELL ME PLZ
