GE SR750-P1-G1-S1-HI-A20-R-E-H Multilin Feeder Management Relay

• Input Channels: Multiple safety input channels for connecting various sensors
• Output Channels: Relay dry contact outputs for control and alarm functions
• Input Signal Type: 24 VDC wet contacts or PNP sensor signals
• Output Signal Type: Relay dry contacts with a capacity of 5 A / 250 V AC or 5 A / 30 V DC
• Operating Temperature: -25°C to 70°C (or wider, depending on specific configuration)
• Storage Temperature: -40°C to 85°C
• Relative Humidity: 5% to 95% non-condensing
• Protection Class: IP20 (module-level protection)
• Mounting: 35 mm standard DIN rail mounting
• Certifications: CE, UL, CSA, IEC 61508 (SIL 3), EN 61000

Functional Characteristics

• Comprehensive Protection Functions:
  • Overcurrent Protection: Detects and responds to excessive current draw to prevent feeder damage.
  • Short Circuit Protection: Rapidly isolates faults to protect the feeder and connected equipment.
  • Earth Fault Protection: Identifies ground faults and initiates protective measures.
  • Thermal Overload Protection: Predicts and prevents overheating based on thermal models.
• Advanced Monitoring and Diagnostics:
  • Real-Time Monitoring: Continuously monitors feeder parameters such as voltage, current, and frequency.
  • Event Logging: Records operating events for post-fault analysis and troubleshooting.
  • Self-Diagnosis: Monitors input channels, output contacts, and power supply status for fault detection.
• User-Friendly Interface and Configuration:
  • Intuitive Configuration: Allows users to customize protection parameters and logic according to specific application requirements.
  • LED Indicators: Provides clear status indication for easy local monitoring.
• High Reliability and Durability:
  • Robust Construction: Built to withstand harsh industrial environments and ensure long-term reliable operation.
  • Redundant Power Supply: Supports redundant power input for enhanced system reliability.
• Communication and Integration:
  • Multiple Communication Protocols: Supports various protocols for seamless integration into automation systems.
  • Remote Monitoring and Control: Enables remote access for monitoring and control via communication ports.

Application Scenarios

The GE SR750-P1-G1-S1-HI-A20-R-E-H feeder management relay is widely used in various industrial sectors where feeder protection is essential, including:

• Power Generation and Distribution: Protects feeders in power plants and substations, ensuring reliable operation of generation and distribution equipment.
• Oil and Gas: Safeguards feeders in upstream, midstream, and downstream operations, preventing costly downtime and repairs.
• Chemical Processing: Monitors and protects feeders in chemical plants, where process reliability and safety are paramount.
• Water Treatment: Ensures the continuous operation of feeders in water treatment facilities, maintaining water quality and supply.
• Manufacturing: Protects feeders in manufacturing plants, optimizing production efficiency and reducing maintenance costs.
• Industrial Automation: Integrates seamlessly into industrial automation systems, providing comprehensive feeder protection and control.
• Renewable Energy: Used in wind and solar power plants to protect feeders and ensure efficient energy generation.