Description
KNLN6-63 Residual Current Circuit Breaker with Overcurrent Protection is designed to provide reliable leakage protection for AC circuits operating at 50/60Hz, with a rated voltage of 240V and current capacity of up to 63A. This advanced circuit breaker automatically disconnects power within 0.1 seconds in the event of a human electric shock or when the leakage current exceeds safe levels, ensuring optimal safety and preventing accidents caused by current leakage.
The KNLN6-63 series also offers protection against overloads and short circuits, making it a versatile choice for safeguarding electrical lines under various conditions. It complies with IEC/EN61009-1 and GB16917.1 standards, reflecting its high quality and reliability.
Specifications
| Attribute | Details |
|---|---|
| Frame Class | 63 A |
| Rated Working Voltage | 240 V |
| Rated Frequency | 50/60 Hz |
| Rated Working Current | 2, 3, 6, 10, 16, 20, 25, 32, 40, 50, 63 A |
| Rated Residual Operating Current | 0.01, 0.03, 0.1, 0.3 A |
| Rated Residual Un-operating Current | 0.5I△n |
| Sensibility | A&A C Type |
| Maximum Operating Time | I△n t ≤ 0.3s, 5I△n t ≤ 0.04s |
| Instant Release Type | B & C type |
| Rated Limiting Short-Circuit Current | 10,000 A |
| Limiting Value of Un-operating Current | 6In |
| Poles | 1P+N |
| Mechanical Life | 20,000 operations |
| Electric Life | 4,000 operations |
Additional Information
| Sequence NO. | Release | Test Current I/In | Start State | Tripping Time | Expected Result |
|---|---|---|---|---|---|
| 1 | C | 1.13In | Cold state | t ≤ 1h | Not tripping |
| 2 | C | 1.45In | Start right after the serial NO. 1 test | t < 1h | Tripping |
| 3 | C | 2.55In | Cold state | 1s < t < 60s | Tripping |
| 4 | C | 5In | Cold state | t ≤ 0.1s | Not Tripping |
| 5 | C | 10In | Cold state | t < 0.1s | Tripping |
