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DFW Medium Voltage Cable Distribution Cabinet with Switch
Product introduction
DFW high voltage cable branch box (with switch) is an important part of modern power distribution system. The ring network cable branch box is equipped with an SF6 load switch and uses a high-performance SF6 load with built-in SF6 insulating gas.It is designed as a high-voltage packaged capacitive device consisting of a switch and a touch-shielded elastomer cable unit. DFW high-voltage cable branch boxes are suitable for cable connection, tapping, and power transmission and distribution in cable networks. Its built-in SF6 negative band switch can directly interrupt the load current, significantly improving power supply reliability.
DFW high voltage cable branch boxes are designed to meet the demanding requirements of high voltage distribution networks. Its ring-type design integrates seamlessly into existing wired networks, providing a versatile solution for a variety of applications. The SF6 load switch is a key feature of the box, ensuring efficient and reliable operation, making it ideal for critical power distribution systems.
One of the outstanding features of the DFW high voltage cable branch box is its built-in SF6 negative band switch. This innovative component plays a vital role in improving power supply reliability. By directly interrupting load current, it minimizes the risk of power outages and ensures uninterrupted power supply to critical infrastructure and facilities. This feature makes DFW high-voltage cable branch boxes an important asset in ensuring the stability and resiliency of high-voltage distribution networks.
In addition to rugged and reliable performance, DFW high voltage cable branch boxes are designed with safety and ease of maintenance in mind. Touchable, shielded elastomer cable units provide enhanced protection for personnel working close to equipment, minimizing the risk of accidental contact with live components. In addition, the cabinet is designed to facilitate maintenance and inspection, enabling efficient repairs and ensuring the longevity of the equipment.
DFW high-voltage cable branch box (with switch) is a comprehensive solution for high-voltage distribution networks. Its advanced features, including SF6 load switches and built-in SF6 negative band switches, make it a reliable and efficient choice for cable connections, tapping, and power transmission and distribution. Focused on performance, reliability and safety, this versatile product is fully equipped to meet the ever-changing demands of modern power distribution systems.
Basic technical parmeters
Rated voltage | 12kV |
Rated current | 630A |
Rated short-time withstand current | 20kA/3S |
Rated peak withstand current | 50kA |
Power frequency withstand voltage(virtual value) | 42kV/1min |
Lightning impulse withstand voltage | 75kV |
Power frequency withstand voltage of secondary circuit | 2kV/1min |
Negative polarity DC withstand voltage | 52kV/15min |
Protection level of enclosure | |
Frame protection grade | IP44 |
Applicable cable sectional area | ≤400mm² |