Function and Application
1. Complies with the standards GB/T 10963.1, IEC 60898-1
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| System Parameters | Rated Current (In) | 6A, 10A, 16A, 20A, 25A, 32A, 40A. |
| Rated Operating Voltage (Ue) | 230V~. |
| Rated Insulation Voltage (Ui) | 500V. |
| Frequency | 50Hz. |
| Instantaneous Trip Characteristics | C, D. |
| Poles | 1P+N. |
| Mechanical Life | 20000 times. |
| Electrical Life | 10000 times. |
| Performance Indexes | Rated Short-Circuit Breaking Capacity (Icn) | 4500A. |
| Operational Short-Circuit Breaking Capacity (Ics) | 4500A. |
| Rated Impulse Withstand Voltage (Uimp) | 4kV. |
| Power Consumption per Pole of Circuit Breaker | See Table 1. |
| Suggested Values for Product Application Scenarios | See Table 2, for reference only. The specific corrected value should be comprehensively evaluated according to the user's actual working conditions. |
| Table 1 | Rated Current In(A) | Maximum Power Consumption per Pole(W) |
| 6-10 | 2 |
| 16-25 | 3.5 |
| 32-40 | 5 |
| Table 2 | Product Model | NXB-40 |
| 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 |
| Derating Factor for High Altitude Usage (Recommended Value) | ≤2000m In |
| | 3000m 0.96In |
| | 4000m 0.94In |
| | 5000m 0.92In |
