What is the difference between Isolator annd Circuit
Breaker.
Answer Posted / dipak patil
the main difference beetween Isolator and CB is that,
isolator has no Making or braking capacity, that is that it
cann't break or make the circuit that carrying load current
unlike circuit breaker. CB can make as well as break the
circuit under normal load condition or under fault
condition.Under fault condition protection operates CB.
Both Isolator and CB can be operated manualy or
automaticaly as per application.
| Is This Answer Correct ? | 12 Yes | 5 No |
Post New Answer View All Answers
DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.
difference bewteen reverse current and alternating current
what is the k var ratting of 1250kva
Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.
How grounding is different than earthings?
i have attended the interview on 4th June,08 at Kolkata in IOCL, can anybody tell me what is its result
How do apply electrical 'c'license......pls advice
11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?
anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS
generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...
how to enter inverter parameter? without manaual?
A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.
what is meant by brushed alternator & its working principle ?
Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?
what is the step by step formula for calculating bus bar phase and neutral size of a panel board.suppose the incomer of panel board is 100A..???step by step answer please