Function and Application
GB/T 10963.1, IEC 60898-1
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| System Parameters | Rated Current (In) | 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A. |
| Rated Operating Voltage (Ue) | 230V~(1P~2P, 1P+N), 400V~(2P~4P, 3P+N). |
| Rated Insulation Voltage (Ui) | 500V. |
| Frequency | 50Hz. |
| Instantaneous Tripping Characteristics | B, C, D. |
| Poles | 1P, 1P+N, 2P, 3P, 3P+N, 4P. |
| Mechanical Life | 20000 times. |
| Electrical Life | 10000 times. |
| Rated Short-Circuit Breaking Capacity (Icn) | 6000A, 10000A (2P/230V). |
| Running Short-Circuit Breaking Capacity (Ics) | 6000A, 7500A (2P/230V). |
| Rated Impulse Withstand Voltage (Uimp) | 4kV. |
| Power Consumption per Pole of Circuit Breaker | See Table 1. |
| Suggested Values for Product Application Scenarios | Table 2, for reference only, specific correction values should be comprehensively evaluated based on the user's actual operating conditions. |
| Performance Indicators | Rated Current In(A) | Maximum Power Consumption per Pole(W) |
| In ≤ 10 | 3 |
| 10<In ≤ 16 | 3.5 |
| 16<In ≤ 25 | 4.5 |
| 25<In ≤ 32 | 6 |
| 32<In ≤ 40 | 7.5 |
| 40<In ≤ 50 | 9 |
| 50<In ≤ 63 | 13 |
| Communication | Product Model | NXB-63 |
| Protection Functions | Derating Factor for Parallel Installation of Multiple Products (Recommended Value) | ≤3 Units: (0.9~0.95)In
4~6 Units: (0.80~0.86)In
7~9 Units: (0.76~0.78)In
>9 Units: 0.76In |
| Rated Current Correction Factor for High Altitude Usage (Recommended Value) | ≤2000m: In
3000m: 0.96In
4000m: 0.94In
5000m: 0.92In |
