Junior Member
Posted January 23, 2019
Pro Subscriber
What is the expected Maximum Trip Time (in Seconds) for a 240V, 400A molded-case circuit breaker inverse time test at 300% of Rated Continuous Current?
230
275
300
350
1000kva 34.5kv to 480v secondary transformer 5% imp. Apply 480v to primary side and ground secondary. What is primary fault current?
8.1A
4.65A
5.72A
11.95A
Experienced Member
Posted January 23, 2019
Pro Subscriber
What is the expected Maximum Trip Time (in Seconds) for a 240V, 400A molded-case circuit breaker inverse time test at 300% of Rated Continuous Current?
300
This is directly from NETA/ATS Table 100.7
