Can the same motor be operated in both direction ?
- 12 Answers
- 13853 Views
- I also Faced
- E-Mail Answers
Answer Posted / ashli
wud like to know both cases
| Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
When we use air circuit breaker, it has O/L protection ,time delay SC protection, Instataneous SC protection & ground fault protection. They all have some setting range. But what is the suitable/allowable setting for the above protection which will be safe for the equipment? For example-O/L protection setting have a range of (0.4,0.45,0.5,0.55,0.6,0.65,0.7,0.8,0.9,1.0)xIn Time delay SC protection have a range of (1.25,1.5,2,3,4,6,8,10,12)xIn Time delay setting is 0.02,0.1,0.2,0.3,0.4 Instataneous setting is fixed to 20xIn Gound fault setting is given 100A,300A,600A,900A,1200A This setting are for 2500A ACB. So what will be the basic allowable setting for the above protection? is there any formulae to calculate this<
what about the power of wattmeter at starting and loding?
Draw torque - speed curve and load curve of induction motor? mark operating point ?
why occ characteristics curve in not tracing back when we are bringing back the rhoestat?
Why neutral cable carry current.
What is electrical cable termination
What is the actual meaning of thermal power efficiency ?
What is evaporator & condencer & compressor
Discuss the effect of sudden loading of an induction motor
how to deside the capacity of chock for drive?
how to identify the cable quality and what is flame proof cable
I Have 3 Phase 10 KW AC Alternator i found one phase weak, so what will be the reason & what action shouls i take to rectify the same.
What is kvar?
all interview questions with answers of ntpc (2000-2009
what is the excess air in furnace
