8000a air circuit breaker

The 8000A Air Circuit Breaker (ACB) is a high-voltage electrical device designed to protect electrical circuits from overcurrents, short circuits, and ground faults. Here are some key features and specifications of the 8000A ACB:

Key Features:

  1. Ratings: The 8000A ACB is rated for 8000 amperes (A) of current, making it suitable for high-power applications.
  2. Voltage Rating: The device is designed for operation at voltages up to 38 kV (kilovolts).
  3. Arc Fault Protection: The ACB features arc fault protection, which detects and interrupts arcing faults in the circuit.
  4. Ground Fault Protection: The device also provides ground fault protection, which detects and interrupts ground faults in the circuit.
  5. Overcurrent Protection: The ACB provides overcurrent protection, which detects and interrupts excessive currents in the circuit.
  6. Short-Circuit Protection: The device provides short-circuit protection, which detects and interrupts short circuits in the circuit.
  7. High-Speed Operation: The ACB operates at high speeds, typically in the range of 1-2 milliseconds, to quickly interrupt faults and prevent damage to the circuit.

Specifications:

  1. Current Rating: 8000 A
  2. Voltage Rating: 38 kV
  3. Power Frequency: 50/60 Hz
  4. Insulation Level: 42 kV
  5. Operating Temperature: -40°C to 40°C (-40°F to 104°F)
  6. Storage Temperature: -50°C to 60°C (-58°F to 140°F)
  7. Dimensions: Typically around 1000 mm (39 in) in length, 300 mm (12 in) in width, and 500 mm (20 in) in height.

Applications:

The 8000A Air Circuit Breaker is commonly used in high-voltage electrical systems, such as:

  1. Power Generation and Transmission: The ACB is used in power generation and transmission systems to protect against faults and ensure reliable operation.
  2. Industrial Power Distribution: The device is used in industrial power distribution systems to protect against faults and ensure safe operation.
  3. Commercial and Residential Power Distribution: The ACB is used in commercial and residential power distribution systems to protect against faults and ensure safe operation.

Overall, the 8000A Air Circuit Breaker is a high-performance device designed to provide reliable and safe operation in high-voltage electrical systems.