MD-MAX Intelligent Low-Voltage SwitchgearLow-Voltage Switchboard
ABB-authorized digital low-voltage switchgear with modular design for flexible configuration. Features include withdrawable units with ergonomic interlocking, three-position indicators, and vertical busbar shutters. Complies with IEC 61439.2 and GB/T 7251.2-2023 for reliable, safe power distribution.
Core Advantages & Features
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Hand-Cranked Drawer MechanismManual multi-turn energy-saving interlock for smooth drawer operation, precise three-position fixing, indication, locking, and prevention of displacement or mechanical failure.
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Hinged Shutter with High Vertical ProtectionAutomatic shutter closes when drawer extends (IP40 protection) and reopens at test/connection positions, ensuring safety & convenience. Shutter key included for extra security.
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Openable Instrument PanelPlastic-steel hybrid panel allows easy front maintenance. Properly arranged components ensure efficient production and service.
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Technical Parameters
| Basic Parameters | |
|---|---|
| Rated voltage | 400 V / 690 V |
| Rated insulation voltage | 1000 V |
| Rated current | Up to 6300 A |
| Frequency | 50 Hz / 60 Hz |
| Rated impulse withstand voltage | 12 kV |
Rated short-time withstand current | 100 kA |
| Seismic withstand capability | Level 9 |
| Salt spray test | 192 h |
| Internal arc test | 100 kA/0.5s |
| High altitude operation | 4000 m |
| Electromagnetic compatibility (EMC) test report | Available |
| Drawer module | 8E/4, 8E/2, 8E, 16E, 24E |
| Ingress protection rating | IP30-IP54 |
The company consistently maintains robust innovative vitality, standing at the forefront of the industry and driving its advancement. Through cutting-edge technologies and products, it achieves goals of energy conservation, environmental protection, quality enhancement, and consumption reduction, continuously contributing to the development of a resource-efficient and environmentally friendly society.
