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

    Jun 19, 2012, 11:58 PM
    How to compute size of main feeder line & main breaker?
    Panel board 1(single phase)
    - total wattage=17,000w @ 230V
    - has 2.5Hp ACU (largest motor)
    Please. Solve for.:
    1. size of main feeder line
    2. main breaker


    Panel board 2(3phase)
    - total wattage=10000w @ 230V
    - has 2.5Hp ACU (largest motor)
    Please. Solve for.:
    1. size of main feeder line
    2. main breaker



    Combined panel board1 & 2 (single phase & 3phase)
    1. size of main feeder line
    2. main breaker
    tkrussell's Avatar
    tkrussell Posts: 9,659, Reputation: 725
    Uber Member
    		  
    #2

    Jun 20, 2012, 02:33 AM
    Can you explain your situation, such as, why do you plan to combine a 1 & 3 phase panel?

    This is not recommended, unless this is a test question.
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!

Wire size for feeder for 100 amp sub panel 100 ft from main. [ 0 Answers ]

I majored in sociology, so please bear with me... I am building a 400 sq ft out building with 2 1500 watt heaters, a small kitchen including a small range, small dishwasher and fan hood. There will also be a 30 gal hot water tank, and a .1/2 hp sewage ejection pump. My calculations so far...

Main lug panel with a 60 amp main breaker [ 2 Answers ]

I have main lug panel in my home with a 60 amp main breaker in it being used for the main feed of the panel, the main lugs are being feed from the meter box to the panel with 2- 2/0 and a concentric neutral looks to me like a 100 amp service cable . Can I install a new 100amp or 125 amp panel on...

For 100 A main breaker and 7-40 A branch circuit breakers, what is size of main lugs? [ 0 Answers ]

None

Can I tapinto the line side of a100 amp main breaker to feed a 60 amp breaker service [ 1 Answers ]

Can I tap into the line side of a 100 amp main breaker to feed a 60 amp breaker for a electric stove

How to compute for a 3 phase main breaker and feeder? [ 1 Answers ]

I like to know how to compute for the main breaker and main feeder line for a three phase supply and their branches are just single phase?

View more questions Search