Scope of Application
The QKB7-80 High Breaking Capacity Miniature Circuit Breaker is suitable for overload and short-circuit protection in AC 50/60Hz circuits with rated voltages of 230/400V and rated currents from 6A to 80A. It can also be used for infrequent switching of circuits under normal operating conditions.
The circuit breaker is suitable for various locations including industrial, commercial, high-rise buildings, and residential applications.
The product complies with the GB/T 10963.1 standard.
Technical Parameters
| Model | Rated Current (A) | Poles | Rated Voltage (V) | Rated Short-Circuit Current Icn/Ics (A) |
|---|---|---|---|---|
| QKE7-80 | 6, 10, 16, 20, 25, 32, 40, 50, 63, 80 | 1 | 230/400 | 10000/7500 |
| QKE7-80 | 6, 10, 16, 20, 25, 32, 40, 50, 63, 80 | 2, 3, 4 | 400 | 10000/7500 |