KNL1-63 Residual Current Circuit Breaker
Inquire NowDescription
The KNL1-63 Residual Current Circuit Breaker is engineered for reliability and performance, boasting an attractive design and robust structure. This circuit breaker is designed for protection against overloads and short circuits, making it an essential component in electrical systems. It operates effectively within a frequency range of 50/60Hz and supports rated working voltages of 240V/415V, with a maximum rated current of 125A. Its user-friendly installation on standard DIN rails ensures convenience and ease of use, making it an ideal choice for both residential and commercial applications. Compliant with IEC 60947-2 standards, this circuit breaker guarantees exceptional performance and safety.
Specifications
| Attribute | Details |
|---|---|
| Frame class | 125A |
| Rated working voltage | 240V/415V |
| Rated frequency | 50/60Hz |
| Rated working current | 63, 80, 100, 125A |
| Ultimate short-circuit breaking capacity | 10KA |
| Operative short-circuit breaking capacity | 7.5KA |
| Release type | B, C, D |
| Poles | 1, 2, 3, 4P |
| Mechanical life | 20000 cycles |
| Electric life | 2000 cycles |
Additional Information
| Sequence NO | Release | Test current I/In | Start state | Tripping time | Expected result |
|---|---|---|---|---|---|
| 1 | C | 1.05In | Cold state | t≤2h | Not tripping |
| 2 | C | 1.3In | Start right after the serial NO. 1 test | t<2h | Tripping |
| 3 | C | 2.55In | Cold state | 1s| Tripping |
|
| 4 | C | 5In | Cold state | t≤0.1s | Not Tripping |
| 5 | C | 10In | Cold state | t<0.1s | Tripping |
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