Which supply is using for train AC or DC & what is the
voltage????????

Answer Posted / k mohan rao

25kv ac supply converted to dc supply(for dc series motor)
and 110v dc supply for lighting and fans

Is This Answer Correct ?    4 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is model question rrb junior engineer electrical gr.II

1549


What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1104


State magnitude criterion.

677


How many types of faults are there in 3 phase power system?

643


LET ME NOW MORE ABOUT icu and ics for circuit breaker. how we calculate the rating of circuit breaker and i c u and ics values

2440






How you calculating the 30 Hp 3 phase AC motor of power what size of cable is used for this motor?

1155


Why 30kw 40 hp 4 pole 3ph induction motor over heated?any steps on reduction in heat?

1259


iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.

1764


How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

1597


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

1411


What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?

1247


HOW TO CALCULATE HV TEST VOLTAGE FOR ELECTRICAL EQPT.

1763


What is the normal phase difference between the voltage and the no-load current in a transformer?

694


In which of the following case, the rotating magnetic field is reversed? A regenerative breaking B plugging C dynamic breaking D forward motoring

1514


please send me previose rrb junior engineer qustion papers

1637