Function and Usage
1 Complies with standard GB/T 16917.1, IEC 61009-1
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| System Parameters | Rated Current (In) | 63A, 80A, 100A, 125A (1P+N, 2P). |
| Rated Residual Operating Current (IΔn) | 0.03A, 0.05A, 0.075A, 0.1A, 0.3A. |
| Rated Working Voltage (Ue) | 230V-(1P+N, 2P), 400V-(3P, 3P+N, 4P). |
| Rated Insulation Voltage (Ui) | 500V. |
| Frequency | 50Hz. |
| Instantaneous Tripping Characteristics | B, C, D. |
| Model, Specifications, and Overvoltage Protection Range of Products with Overvoltage Protection Function (Uvo) | NXLBG-125G, Pole Number: 1P+N, 2P, Overvoltage Operation Range: (280±14)V. |
| Performance Indicators | Pole Number | 1P+N, 2P, 3P, 3P+N, 4P. |
| Mechanical Life | 20000 times. |
| Electrical Life | 6000 times (In ≤100A), 4000 times (In>100A). |
| Rated Short-Circuit Breaking Capacity (Icn) | 10000A. |
| Operating Short-Circuit Breaking Capacity (Ics) | 7500A. |
| Rated Impulse Withstand Voltage (Uimp) | 4kV. |
| Rated Residual Making and Breaking Capacity (IΔm) | 2500A. |
| Installation | The recommended values for product application scenarios are shown in Table 1, which is for reference only. The specific corrected value should be comprehensively evaluated based on the actual working conditions of the user. | |
| Derating Coefficient 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 Use (Recommended Value) | ≤2000m | In |
| 3000m | 0.96In |
| 4000m | 0.94In |
| 5000m | 0.92In |
