Product description
Overview
Suitable for three-phase AC 50/60 Hz power systems with rated voltage up to 660 V and rated current up to 4000 A, including three-phase four-wire or three-phase five-wire systems. It is used for power conversion, distribution and control. Widely applied in power plants, substations, petrochemical, metallurgical and rolling, light industry and textile, factories, mines and high-rise buildings.The product has passed China Compulsory Certification (CCC certification), complies with standards GB7251.1 and JB/T9661, and has passed long-term trial operation assessment.
Main Features
★ Compact structure: More functional units can be installed in limited space. Four types of drawers can be assembled singly or mixed in one cabinet.
★ High versatility of parts and flexible assembly: Assembled with 25 mm module C-profiles and self-made modular parts, which can meet various structural forms, protection degrees and application environments, and avoid welding deformation.
★ All structures of the cabinet frame are galvanized and passivated to ensure the continuity of earthing.
★ Safety: A large number of high-strength flame-retardant engineering plastic components are adopted to effectively improve the protection and safety performance.
★ Easy to use: Convenient for installation and operation without special complicated tools.
Main Technical Parameters
| Project | Unit | Parameter | |
| Rated operating voltage | V | 380 | |
| Rated insulation voltage | V | 660 | |
| Rated current | horizontal busbar | A | ≤4000 |
| vertical busbar | A | ≤1000 | |
| Rated short-time withstand current (1s) | horizontal busbar | kA | 80 |
| vertical busbar | kA | 50 | |
| Rated peak withstand current | horizontal busbar | kA | 176 |
| vertical busbar | kA | 105 | |
| Protection level | IP40 | ||