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GWZC-9000 Busbar Protection Panel
GWZC-9000 Busbar Protection Panel
GWZC-9000 Busbar Protection Panel

Applicable Scope: Designed for busbar protection in substations from 10kV to 500kV systems. Technical parameters include operating voltage up to 132kV, current ratings of 1A or 5A, and fault detection time less than 20ms. Suitable for industrial and utility applications where high reliability is critical.

Product functions(ANSI):87 | 50BF | 50BF | 50 | 60 | 60 | 60 | 50 | 27

Communication functions:IEC61850 | ​​IEC 60870-5-103 | MODBUS RTU | 3× Ethernet Ports | 3× RS-485

Product Introduction Technical Parameter Size

GWZC-9000 Busbar Protection Panel Product Introduction:

          The GWZC-9000 Busbar Protection Panel is engineered for robust and fast protection of electrical busbars in high-voltage systems. It utilizes advanced algorithms for precise fault detection and isolation, minimizing downtime. With seamless integration into automation networks, it supports real-time monitoring and control. The panel is built for durability and ease of maintenance, making it ideal for critical infrastructure.

GWZC-9000 Busbar Protection Panel Technical Features:

  1. High-performance 32-bit processor with 128MB flash memory for efficient data handling
  2. Measures three-phase currents, voltages, frequency, and power parameters with high accuracy
  3. Configurable with 8 analog inputs, 16 digital inputs, and 10 relay outputs for flexible I/O setup
  4. Programmable protection logic using user-friendly software for custom protection schemes
  5. Dedicated operation circuit with trip and close outputs for breaker control
  6. Supports time synchronization via GPS or IRIG-B for event sequencing
  7. Incorporates TV (transient voltage) anti-maloperation feature to prevent false trips
  8. Communication interfaces include RS485 and Ethernet ports for Modbus and IEC61850 protocols
  9. Built-in waveform recording with storage for up to 100 events for fault analysis
  10. Low power consumption, typically less than 10W, for energy efficiency
  11. High EMC immunity, meeting IEC 60255-26 standards for electromagnetic compatibility
  12. Operating temperature range from -40°C to +85°C, suitable for harsh environments
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