GE Multilin 760-P5-G5-D5-HI-A1-R Feeder Protection Relay

The GE Multilin 760-P5-G5-D5-HI-AI-R Feeder Protection Relay is an advanced and versatile protection relay designed for distribution feeder applications. It provides high-performance protection, control, and monitoring functions to ensure reliable and efficient operation of electrical distribution networks. The relay supports multiple protection schemes, including overcurrent, ground fault, restricted earth fault, and distance protection. It also offers advanced communication capabilities for integration into modern automation systems, supporting protocols such as Modbus, DNP3, and IEC 61850. With a robust design for harsh environments, this model is ideal for industrial, utility, and critical infrastructure applications.

Key Features:

• Time & instantaneous overcurrent protection.
• Ground and restricted earth fault protection.
• Breaker failure detection and control.
• Advanced communication options including Modbus, DNP3, and IEC 61850.
• Real-time data logging and fault recording.
• Optional IP54-rated enclosure for outdoor installations.

General Info:

• Manufacturer: General Electric (GE)
• Model Number: 760-P5-G5-D5-HI-AI-R
• Type: Feeder Protection Relay
• Channels:
  • Digital Inputs: 16 (configurable)
  • Analog Inputs: 8 (configurable, 0-20mA or 4-20mA)
  • Digital Outputs: 8 (configurable)
• Output Signal Type: Digital (Form C relay contacts) and Analog (0-20mA, 4-20mA)
• Compatibility: Compatible with various communication protocols like Modbus RTU/TCP, DNP3, and IEC 61850. Also integrates with GE’s EnerVista software for configuration and monitoring.

Features:

• Overcurrent Protection: Provides both time and instantaneous overcurrent protection, enabling fast detection of faults and ensuring minimal disruption to the network.
• Ground Fault and Earth Fault Protection: Supports sensitive ground and restricted earth fault protection, helping to detect faults even in low current conditions, enhancing system reliability.
• Breaker Failure Protection: In case of failure of the protective devices, the relay provides automatic breaker failure detection, ensuring that faults are isolated effectively.
• Communication Flexibility: The relay supports multiple communication protocols such as Modbus RTU/TCP, DNP3, and IEC 61850, enabling easy integration into various industrial and grid control systems.
• Event Logging and Fault Recording: Features advanced event logging (up to 1000+ events) and high-resolution fault recording, including oscillography (8 channels at 1ms sample rate), providing comprehensive diagnostic data for post-event analysis.
• Customizable Inputs and Outputs: The relay is highly configurable, offering 16 digital inputs and 8 analog inputs, as well as 8 configurable digital outputs, allowing users to tailor the system to specific needs.
• Environmental Durability: Designed to operate in harsh environments with an operating temperature range from -40°C to 70°C. The relay can also be housed in an IP54-rated enclosure for outdoor applications.

Technical Specifications:

Electrical Specifications:

• Input Voltage: 110-240V AC (47-63 Hz)
• Power Consumption: 30W (approx.)
• Relay Contacts: 2 Form C relay contacts for controlling external devices
• Analog Inputs: 8, configurable for 0-20mA or 4-20mA
• Current Inputs: 5A (nominal) or 1A (optional)
• Voltage Inputs: 120V or 240V nominal
• Digital Inputs: 16 (configurable)
• Digital Outputs: 8 (configurable)

Mechanical Specifications:

• Dimensions: 400 mm x 400 mm x 160 mm (L x W x D)
• Weight: 6.5 kg (approx.)
• Mounting: Suitable for DIN rail or panel mounting
• Enclosure: IP20 (Optional IP54 for outdoor use)

Environmental Specifications:

• Operating Temperature: -40°C to 70°C
• Storage Temperature: -40°C to 85°C
• Humidity: 5% to 95% non-condensing
• Altitude: Suitable for use up to 3000 meters (with derating)

Processing Specifications:

• Processor: 32-bit microprocessor for fast processing
• Memory: 8GB (for event and data logging)
• Real-time Clock: Integrated with a backup battery for accurate timekeeping

Communication Interfaces:

• Ethernet Ports: 2 x 10/100 Base-T for network and monitoring
• Serial Ports: 1 x RS232, 1 x RS485
• Communication Protocols:
  • Modbus RTU/TCP
  • DNP3
  • IEC 61850 (optional)

Diagnostics and Monitoring:

• Event Logging: Logs 1000+ events
• Oscillography: 8 channels at 1ms sample rate
• Self-diagnostics: Internal self-test for system health
• Fault Detection: Supports distance protection, differential protection, and other advanced fault detection schemes

Compliance and Certifications:

• Safety Standards: IEC 60255-27
• EMC Compliance:
  • IEC 61000-6-2 (EMC immunity)
  • IEC 61000-6-4 (EMC emission)
• RoHS Compliance: Yes
• UL Listed: Yes
• CE Mark: Yes

Product Weight:

• Weight: 6.5 kg (approx.)