Product Name:

GE+SR469-P5-HI-A20 Controller

Product Description:

The GE+SR469-P5-HI-A20 is a digital protective relay and control system designed for use in high-voltage substations, industrial power distribution systems, and electrical generation facilities. This product is part of General Electric’s SR469 series, providing comprehensive protection, control, monitoring, and communication features for power systems. The HI designation typically indicates a high-performance model designed for more demanding applications, with enhanced features for complex system configurations.

This relay is capable of providing protection for a variety of electrical equipment, including generators, motors, transformers, and busbars, ensuring that your equipment is safeguarded against faults and abnormalities in electrical systems. It comes equipped with advanced algorithms for fault detection, analysis, and relay action, helping to prevent damage to critical equipment.

Product Parameters and Specifications:

• Model: GE+SR469-P5-HI-A20
• Type: Digital Protective Relay & Controller
• Protection Functions:
  • Overcurrent protection
  • Ground fault protection
  • Differential protection (e.g., for transformers or generators)
  • Overvoltage/undervoltage protection
  • Frequency protection
  • Voltage imbalance protection
  • Phase sequence protection
  • Busbar protection
  • Backup protection
• Communication Protocols:
  • IEC 61850 (Ethernet-based communication)
  • Modbus RTU/TCP
  • DNP3
  • SNMP
• Inputs/Outputs:
  • Digital inputs (for fault detection, monitoring conditions)
  • Digital outputs (for tripping and alarming)
  • Analog inputs (for voltage, current, frequency measurement)
  • Relay outputs for alarm and fault action
• Voltage Rating:
  • Nominal: 120V to 240V AC/DC
  • Operating Range: 90V to 300V AC/DC
• Current Rating:
  • Rated Current: 1A or 5A (depending on configuration)
  • CT (current transformer) input
• Protection Class: IP50 or IP54 (depending on enclosure)
• Operating Temperature Range: -10°C to 60°C
• Power Supply: Typically 24V DC or 110/240V AC
• Display:
  • LCD or LED display for system monitoring and configuration
  • Keypad for local control and settings
• Safety & Compliance:
  • CE certified
  • UL listed (for certain regions)
  • Compliance with IEC 60255 (electrical relays)

Product Use:

The GE+SR469-P5-HI-A20 controller is widely used in the following applications:

1. Power Generation: Protection of generators, turbines, and auxiliary systems in power plants.
2. Industrial Automation: Integration into industrial power distribution systems to ensure the safe and efficient operation of critical machinery.
3. Substations: Protection for high-voltage substations, including transformers, breakers, and busbars.
4. Renewable Energy: Can be employed in wind and solar power plants to protect inverters and generators.
5. Motor and Pump Protection: It ensures the protection of motors, pumps, and compressors in various industrial processes.
6. Grid Connectivity: Facilitates grid connectivity by ensuring fault detection and coordination in complex grid systems.