Ask Experts Questions for FREE Help !
Ask
    Raghavendra M R's Avatar
    Raghavendra M R Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Nov 7, 2008, 05:30 AM
    HT Current line tripper when 2 phase
    Dear mr,

    Please need a information about any instruments for cut off the current line from main HT lines when there is a 2 phase instead of 3 phase because our all the instruments are 3 phase and when there is 2 phase the contacter for the instruments will burn out.

    Thanking you,
    Raghavendra M R
    tkrussell's Avatar
    tkrussell Posts: 9,659, Reputation: 725
    Uber Member
    		  
    #2

    Nov 7, 2008, 05:40 AM
    You need a Phase Monitor Protection Relay.

    This device will monitor each phase, and open a control contact if the voltage varies beyond the appropriate tolerance.
    tkrussell's Avatar
    tkrussell Posts: 9,659, Reputation: 725
    Uber Member
    		  
    #3

    Nov 8, 2008, 03:58 AM
    Adding a question or seeking more information in a comment is not the best way to ask for more information. Better to Post Reply.

    What kind of details do you need? I can give any detail you like, providing you give more detail regarding your situation.

    Or you can Google "Phase Monitor Protection Relay", and find a tremendous amount of information, and chose the best product for your circumstance.
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

How do you usually connect three single phase loads to a three phase generator? [ 2 Answers ]

How do you usually connect three single phase loads to a three phase electric generator?:)

How to go from 200Amps/208V/3 phase to 600Amps/480V/3 phase [ 2 Answers ]

I am starting a business and have equipment that requires 600Amps/480V/3 phase, but the site I want to rent has only 200Amps/208V/3 phase. Is there anything I can do to get the required power on that site? Any equipment I can buy to achieve this goal? I understand it may be costly. Thank you.

Detail explanation of eletrical between 3 phase and single phase [ 1 Answers ]

Hi, I do confuse between 3 phase and single phase,may I get some detail and comparison for each of them?

Simulization with shorting 2 Phase of three phase systen [ 4 Answers ]

How I will be able to design a system which will not effect to our main supply of source when we short two phases of a three phase electrical system.any how is it possible to isolate mains supply with the system phase shorting effect.

How am I going to size my 3 phase X'mer with 1 phase load using current as reference [ 3 Answers ]

Hi, I'm Peping: I have 90 pieces of single phase loads with current of 2 Amperes. This will be loaded to a 3 phase transformer, Wye connected having a line to line voltage of 220 Volts. What will be the size of the transformer required for the mentioned loads? Many thanks, Peping

View more questions Search