mar_eps2004
Member
can i have formula of three phase cable sizing
electrician
- Thread starter mar_eps2004
- Start date
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- Location
- Windsor, CO NEC: 2017
- Occupation
- Service Manager
There is no formula. Can you provide more details?
electricalperson
Senior Member
- Location
- massachusetts
all i can say is read article 310 if your looking for ampacities for conductors
resistance
Senior Member
- Location
- WA
mar_eps2004 said:
I agree with George,
yet, if you want to find current (I), then one way would be: VA/(Ex1.732)=I
Using (I), you can go to T. 310.16 and find your conductor.
It really does depend on the situation.
Need more details??
mar_eps2004
Member
electrician
Will the details are as follows,i have T.C.L of 187.5KW to be connected in Three phase 415Volts power supply what will be the size of the breaker may i suppose to use and the size of cable as well,
Will the details are as follows,i have T.C.L of 187.5KW to be connected in Three phase 415Volts power supply what will be the size of the breaker may i suppose to use and the size of cable as well,
mar_eps2004
Member
e
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I've got T.C.L.187.5KW to be connected a 415 or 230 volts three phase power supply,what will be the size of the breaker may I use and a cable size as well?
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I've got T.C.L.187.5KW to be connected a 415 or 230 volts three phase power supply,what will be the size of the breaker may I use and a cable size as well?
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