Question

Note: -
You are attempting question 7 out of 12
A circuit breaker is rated at 1500 amps, 2000 MVA, 11 kV, 3 sec, 3phase, and oil circuit
breaker. Determine the making current.
(a) 89.22 kA
(b) 267.7 kA
(c) 250.5 kA
(d) 105.8 kA​

Answer 1

Answer:

(c) 250.5 kA

Explanation:

Note: -

You are attempting question 7 out of 12

A circuit breaker is rated at 1500 amps, 2000 MVA, 11 kV, 3 sec, 3phase, and oil circuit

breaker. Determine the making current.

(a) 89.22 kA

(b) 267.7 kA

(c) 250.5 kA

(d) 105.8 kA