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GWZC-9000 20kV&33kVSubstation Automation System(SAS)
GWZC-9000 20kV&33kVSubstation Automation System(SAS)
GWZC-9000 20kV & 33kV Substation Automation System (SAS)

The GWZC-9000 20kV & 33kV Substation Automation System (SAS) integrates intelligent protection relays, PLCs, and RTUs to automate critical functions like circuit breaker control, fault detection, load management, and power quality monitoring. Compliant with IEC 61850, it enables seamless grid communication while SCADA and HMI provide centralized monitoring and control. The system features advanced protection schemes (overcurrent, earth fault, differential protection), predictive maintenance alerts, and robust cybersecurity to ensure secure data transmission. Ideal for industrial plants, utilities, and commercial facilities, the SAS enhances operational efficiency, minimizes downtime, and supports smart grid integration through real-time data acquisition, remote operation, and rapid fault isolation.

Product Introduction Technical Parameter Size

 Substation Automation System (SAS) Overview​

          The GWZC-9000 ​20kV & 33kV Substation Automation System (SAS)​​ is a ​smart control solution​ that enhances ​medium-voltage power distribution​ by automating monitoring, protection, and switching operations. It is widely used in ​industrial, utility, and renewable energy applications​ to improve ​grid reliability, safety, and efficiency.

​Key Functions of SAS​

  1. ​Remote switching & control​ of circuit breakers and isolators
  2. ​Real-time fault detection & isolation​ to prevent cascading failures
  3. ​Load balancing & power quality monitoring​
  4. ​Event logging & alarm management​ for quick diagnostics
  5. ​Integration with SCADA & EMS​ for grid optimization

Benefits & Role of SAS​

  1. ​Enhanced safety​ by reducing manual switching risks
  2. ​Improved reliability​ with faster fault response
  3. ​Lower operational costs​ through remote monitoring
  4. ​Smart grid compatibility​ for future-ready infrastructure
  5. ​Supports renewable energy integration​

Major Components of SAS​

  1. ​Intelligent Electronic Devices (IEDs)​​ – Protection relays, meters, controllers
  2. SCADA & HMI​ – Centralized control interface
  3. Communication Networks​ – Fiber optics, Ethernet, IEC 61850
  4. Automated Switchgear​ – Circuit breakers, disconnectors
  5. Sensors & RTUs​ – Real-time data collection

This ​integrated automation system​ ensures ​efficient, secure, and resilient power distribution​ for modern electrical networks.

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GWZC-9000 20kV&33kVSubstation Automation System(SAS)
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