GE Multilin 760-P5-G5-S5-HI-A20-R feeder management relay
The GE Multilin 760-P5-G5-S5-HI-A20-R is a high-performance feeder management relay from the GE Multilin 750/760 Series, designed for comprehensive protection, monitoring, and control of electrical distribution feeders and generators. It integrates advanced microprocessor technology with robust I/O and communication capabilities, providing reliable fault detection, isolation, and data acquisition for critical power systems.
Key Applications
- Electrical Distribution Networks: Protection and control of medium-voltage feeders, transformers, and switchgear.
- Power Generation Plants: Generator (induction/synchronous) protection, monitoring, and excitation control (25/50/60 Hz operation).
- Industrial Facilities: Motor control centers, process lines, and critical load protection in manufacturing plants.
- Renewable Energy: Grid interconnection protection for wind turbines and solar farms.
- Substation Automation: SCADA integration, fault recording, and real-time data monitoring for distribution substations.
Specifications
| Parameter | 760-P5-G5-S5-HI-A20-R |
|---|---|
| Series | GE Multilin 750/760 |
| Type | Feeder Management Relay |
| Current Inputs | 5 A phase, 5 A zero-sequence, 5 A sensitive ground |
| Analog Outputs | 8 × 4–20 mA (SIL2 compliant) |
| RTD Inputs | 12 (field-programmable) |
| Digital Outputs | 6 relay outputs |
| Communication | Dual Ethernet (Modbus TCP/IP), 2 × RS485 (Modbus RTU/DNP 3.0), RS232 |
| Baud Rate | 300–19200 bps |
| Display | 5.7″ color LCD, multi-language, 40-character text |
| Power Supply | 20–60 VDC / 20–48 VAC |
| Power Consumption | 15 W (max) |
| Dimensions (W × H × D) | 180 mm × 165 mm × 215 mm (7.1″ × 6.5″ × 8.5″) |
| Weight | 3.5 kg (7.7 lb) |
| Protection Functions | Overcurrent, overvoltage, undervoltage, earth fault, differential protection |
Operating Environment
| Parameter | Specification |
|---|---|
| Operating Temperature | -40 °F to +140 °F (-40 °C to +60 °C) |
| Storage Temperature | -40 °F to +176 °F (-40 °C to +80 °C) |
| Relative Humidity | 5% to 95% (non-condensing) |
| Enclosure Rating | IP52 (dust-protected, drip-proof) |
| Pollution Degree | II (industrial environment) |
| Vibration Resistance | 1 g (10 Hz to 150 Hz) |
| Certification | CE, UL, CSA, IEC 61850 compliant |
Typical Industries
- Power Generation: Thermal, hydro, and combined-cycle power plants.
- Oil & Gas: Refineries, pipelines, and offshore platforms.
- Metals & Mining: Steel mills, mines, and heavy processing plants.
- Water & Wastewater: Treatment plants and pumping stations.
- Data Centers: Critical power distribution and backup systems.
Related Series Products
-
GE Multilin 750-P5-G5-S5-HI-A20-R
- Feeder Management Relay (base model of the 750/760 Series).
- Core protection features (overcurrent, earth fault) with basic communication (RS485)
-
GE Multilin 760-P1-G1-S1-HI-A20-R
- Compact Feeder Relay (cost-effective for small distribution systems).
- Reduced I/O (4 analog outputs, 8 RTD inputs) with Ethernet communication.
-
GE Multilin 469-P5-HI-A20-E
- Motor Management Relay (for medium/high-voltage motor protection).
- Integrates motor thermal protection, current monitoring, and fault diagnostics
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