3 Phase Circuit Breaker Sizes. All 3 pole breakers can be shipped to you at home. How much do 3 pole breakers cost.
50 000va 480v 1 732 60 2a. How to size circuit breaker for three phase motor. How much do 3 pole breakers cost.
The next size up is 70a.
3 115v 32 8 50a 50a 3 208v 230v 16 8 16 10 30a 25a 30a 5 208v 230v 25 5 24 8 40a 50a 30a 7 208v 230v 33 31 6 50a 50a three phase units 1 200v 230v 5 4 8 14 8a 7a 1 460v 2 4 14 4a 3a 2 200v 230v 6 8 6 4 14 12a 10a 15a 2 460v 3 2 14 5a 7a 3 200v 230v 8 5 8 14 12a 15a 3 460v 4 14 7a 7a 5 200v 230v 14 8 14 10 12 25a 30a 5 460v 7 14 12a 15a. For the same load the breaker size in three phase is less than the breaker size used in single phase ac circuits. How to size circuit breaker for three phase motor. All 3 pole breakers can be shipped to you at home.
