which type of motor we are using in local train???
Answer Posted / swum
DC series motor cause of high starting torque, robust and
reliable, constant horsepower operation, can draw high
current for short period and good efficiency
For further info refer Electric Drives by P.K. Sen
| Is This Answer Correct ? | 17 Yes | 1 No |
Post New Answer View All Answers
can some one clearly explain why -48 volt DC use in telecom site????
how to test reverse power trip?
IN electrical field, WHAT ALL THINGS THE CUSTOMER WILL ASK WHILE ORDERING FOR LT PANEL (ALL TYPES OF LOW TENSION PANEL)
Explain few advantages of electric traction system?
We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.
Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).
What is lc oscillator?
how does a submersible pump work..?
what is the working principle of a DG Set, Alternator, & exiter
what curve and rateing would you use for a three phase 0.75kw motor?
How they LT panel busbar size choose
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
Why do not we prefer non conventional sources of energy to conventional sources?
Why do we use copper cable for HT Supply and why not Aluminium?
how to test YNyn0 vector group in transformer?