ABB EHDB280-21-11

ABB EHDB280-21-11 High voltage DC circuit breaker module is a high voltage DC circuit breaker module produced by ABB in Switzerland for high voltage DC transmission system. It can be used to cut off HVDC current quickly and realize the safe and reliable operation of HVDC transmission system. EHDB280-21-11 module has the f

ollowing features:

High reliability: With advanced design and manufacturing process, it has high reliability and can run stably for a long time.
High-speed switch: The switching speed is fast, and the high voltage DC current can be quickly cut off to ensure the safety of the system.
Low loss: Low loss, improve system efficiency.
Easy maintenance: Compact design and easy maintenance.

Product parameters:

Voltage level: ±280 kV
Current grade: 2000 A
Break time: ≤ 50 ms
Rated short circuit current: 40 kA
Mechanical life: ≥ 20000 times
Power supply voltage: DC 24V
Power consumption: Maximum 100W
Operating temperature: -40°C to +60°C
Storage temperature: -55°C to +85°C
Protection level: IP65
Dimensions: 2000 x 1000 x 500 mm
Weight: 2000 kg
Application Case:

High voltage direct current transmission system
Renewable energy generation system