Ulusoy Electric USFB series gas circuit breakers serve as complementary equipment for medium voltage air insulated switchgear (mv switchgear). Gas circuit breakers are produced in accordance with international standards have been accepted by accredited laboratories (KEMA, ICMET) due to their successful performance in type tests
| Type | USFB 24R | USFB 36R |
|---|---|---|
| Rated Voltage | 24 kV | 36 kV |
| Lightnin Impulse Withstand Voltage | 125 kV | 170 kV |
| Network Frequency Withstand Voltage 1min | 50 kV | 70 kV |
| Rated Frequency | 50-60Hz | 50-60Hz |
| Rated Current | 630 A - 1250 A | 630 A - 1250 A |
| Rated Short Circuit Withstand Current 3 sec | 16-20 kA | 16-20 kA |
| Peak Short Circuit Current | 40-50 kA | 40-50 kA |
