XL Low-Voltage power Distributing Box（Abbreviation as Power box）used in metallurgy, mining, petroleum, chemical, textile, building materials, machinery processing, transportation, hotels, restaurants and other power users of AC 50Hz, rated voltage of 400V power distribution system, rated current to 630A, as the driving force, motor control and lighting for.It to meet GB7251.12, “CCC” certification related standards
| Project name | Unit | Data | ||
| Rated voltage Ue | V | 400 | ||
| Rated insulation voltage Ui | V | 690 | ||
| Rated current In | A | 250～100 | 250～100 | 600～250 |
| Rated short-time tolerant current Icw | kA | 4 | 10 | 15 |
| Rated Peak-Peak tolerant current Ipk | kA | 6 | 17 | 30 |
| Outer covering protection rank | IP43 | IP43 | IP30 | |
