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Sherif ogunbiyi
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Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/20/2012 4:57 PM

I want you to put me through,i want to design a single phase automatic change over by using single phase contactor,please i need your suggestions.

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JohnDG
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#1

Re: Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/20/2012 8:45 PM
  1. Draw a 3-phase + neutral one,
  2. Rub out two of the phases,
  3. Replace 3 pole switching devices with single-pole equivalents.
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Tornado
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#2

Re: Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/20/2012 9:32 PM

First please describe in correct detail the electrical systems feeding the mini house.

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Sherif ogunbiyi
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#4
In reply to #2

Re: Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/21/2012 8:55 AM

The electrical system is single phase live and neutral supply.

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Joshi
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#3

Re: Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/21/2012 5:45 AM

My friend, you can not design a safe single phase automatic change over by using single phase contactor.
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Joshi
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#5

Re: Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/21/2012 9:11 AM

"automatic change over by using single phase contactor"

Automatic change over to an alternative emergency supply?

Please describe.
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TonyS
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#6

Re: Using Single Phase Contactor to Design Automatic Change Over for a Mini House

10/21/2012 7:12 PM

How do you get a single phase contactor to design anything ? ? ? ?

Seem pretty dumb things to me.

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