Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

why do we use magnetic contactors ?circuit breakers are not
enough?

Answer Posted / ashwani malhotra

The main function of magnetic contactor is to prevent
accidently operation after the power failure & again
recovery. Because as soon as power fail the holding coil
release the contacts and it will not operate untill someone
complete the hold circuit again .

Is This Answer Correct ?    24 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

can we install HT panel & LT panel side by side or how much clearance is required ?

1535


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

2039


HOW CAN I GET 5CORE HO7 CABLE SIZE IF I HAVE 1800A?

1987


I want definition for ABT Meter (Availability Based tariff) ?

1936


Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?

1892


what is Insulation monitoring device. where it is used? (in switchgear room or control panel or in field equipment)

2096


What is a slack bus?

1083


Both generator parallel condition shared load equally but one genrator taking ampere more than the other what are all the causes to make like this

1697


for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?

1914


Hi, My plant daily consumption is calculated as 3.8MWH but my supplier has sanctioned an power of 2.6MW per day. how can i equal or distinguish this two factors

1852


Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

1858


How i can calculate current of cable according to ares?

1923


how did the testing of protection relays done through current injection

2020


What are the raitings of Mcb,mccb and Acb in detail ??

1558


Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.

1692