Description
Product Overview
The GE 760 – P1 – G1 – S1 – LO – A20 – R is a model of the 760 Feeder Management Relay series by GE Multilin. It is a low – voltage feeder distribution management system designed for the management, key protection, and control of distribution feeders. This model is equipped with eight 4 – 20 mA analog outputs, which can provide accurate analog signal output for various control and monitoring applications. It features 1A phase current inputs and one 1A sensitive ground current input, enabling precise current measurement and monitoring. With a low – voltage control power supply that can operate at either 20 – 60 V DC or 20 – 48 V AC at 48 – 62 Hz, it offers flexibility in power supply options. The GE 760 – P1 – G1 – S1 – LO – A20 – R also has a red LED for breaker – closed indication and 1A zero – sequence current inputs, providing important status information and protection functions. It plays a crucial role in enhancing the reliability and safety of low – voltage feeder distribution systems, helping to reduce costs while providing comprehensive protection for feeders and backup protection for transformers and transmission lines.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 760 – P1 – G1 – S1 – LO – A20 – R |
| Manufacturer | GE Multilin |
| Product Type | Feeder Management Relay |
| Control Power | 25 VA nominal, 35 VA max |
| Insulation Voltage | 300 V |
| Overvoltage Category | II |
| Pollution Degree | II |
| Communications Protocol | Modbus RTU or DNP 3.0 |
| Data Logging Storage | 2 – 16 events with 2048 – 256 samples of data respectively |
| Waveform Capture Sample Rate | 16 per cycle |
| Input Current | 1A phase current, 1A sensitive ground current, 1A zero – sequence current |
| Control Power Voltage | 20 – 60 V DC or 20 – 48 V AC at 48 – 62 Hz |
| Analog Output | Eight 4 – 20 mA analog outputs |
Main Features and Advantages
- Comprehensive Protection Functions: The GE 760 – P1 – G1 – S1 – LO – A20 – R offers a wide range of protection functions, including overcurrent protection, ground fault protection, and zero – sequence current protection. It can quickly detect and respond to various faults in the feeder distribution system, helping to prevent equipment damage and power outages.
- Accurate Measurement and Monitoring: With its 1A phase current inputs, 1A sensitive ground current input, and eight 4 – 20 mA analog outputs, this relay can accurately measure and monitor the current and other parameters in the system. The analog outputs can be used to transmit measurement data to other devices for further analysis and processing.
- Easy to Use and Configure: The front panel interface of the GE 760 – P1 – G1 – S1 – LO – A20 – R is equipped with LED status indicators, control keys, a liquid crystal display, and a programming port. Operators can easily view the operating status of the relay through the LED indicators and use the control keys to set parameters and view measured values. The programming port allows for convenient configuration and updating of the relay’s settings.
- Reliable Communication: It supports Modbus RTU and DNP 3.0 communication protocols, enabling seamless communication and integration with other devices in the automation system. This allows for centralized monitoring and control of the feeder distribution system, improving the overall efficiency and reliability of the system.
Application Field
The GE 760 – P1 – G1 – S1 – LO – A20 – R is widely used in low – voltage feeder distribution systems in various industries, such as power plants, substations, industrial factories, and commercial buildings. In power plants, it is used to manage and protect the distribution feeders that supply power to different equipment and systems. In industrial factories, it helps to ensure the reliable operation of the power distribution system, protecting against faults and improving the efficiency of power utilization. In commercial buildings, it can be used to monitor and control the power distribution to different areas, such as lighting systems, air – conditioning systems, and elevators. Overall, this relay is an essential component in low – voltage feeder distribution systems, providing effective protection and control to ensure the stable and reliable operation of the power distribution network.
Related Products
- 489 – P1 – LO – A20: It is a motor management relay basic unit with 1A phase CT secondary and 20 – 60 V DC, 20 – 48 V AC at 48 – 62 Hz, which is used for motor management in different applications3.
- 489 – P1 – LO – A20 – E: An upgraded version of the 489 – P1 – LO – A20, with enhanced display capabilities3.
- 489 – P5 – HI – A20: Belongs to the 489 motor management relay series, has a basic display and a high – control power supply3.
- 489 – P5 – HI – A20 – E: Operates at 90 – 300 V DC, 70 – 265 V AC, 48 – 62 Hz, and has an enhanced display3.
- 489 – P5 – HI – A20 – T: A generator management relay for the 489 series, enhanced with Ethernet 10Base – T3.
Installation and Maintenance
Pre – installation preparation: Before installing the GE 760 – P1 – G1 – S1 – LO – A20 – R, make sure to check the installation environment to ensure that it meets the requirements of the product. The installation location should be clean, dry, and well – ventilated, away from sources of electromagnetic interference. Check the power supply voltage and ensure that it is within the specified range. Also, prepare the necessary tools and wiring materials.
Maintenance recommendations: Regularly check the operating status of the GE 760 – P1 – G1 – S1 – LO – A20 – R, including the status of the LED indicators, the accuracy of the measured values, and the communication status. Clean the surface of the relay regularly to remove dust and dirt. If any faults or abnormalities are detected, refer to the product manual for troubleshooting or contact the manufacturer’s technical support for assistance.
Maintenance recommendations: Regularly check the operating status of the GE 760 – P1 – G1 – S1 – LO – A20 – R, including the status of the LED indicators, the accuracy of the measured values, and the communication status. Clean the surface of the relay regularly to remove dust and dirt. If any faults or abnormalities are detected, refer to the product manual for troubleshooting or contact the manufacturer’s technical support for assistance.
Product Guarantee
GE Multilin provides a comprehensive product guarantee for the GE 760 – P1 – G1 – S1 – LO – A20 – R. The company ensures the quality of the product, with strict quality control measures implemented during the production process. In terms of after – sales service, GE Multilin offers professional technical support to help customers solve any problems that may arise during the use of the product. If the product fails due to quality problems within the warranty period, the company will provide repair or replacement services in accordance with the warranty terms, demonstrating the company’s confidence in the product quality and its commitment to customer satisfaction.
