GE SR750-P5-G5-S5-HI-A20-R Feeder Protection System



GE SR750-P5-G5-S5-HI-A20-R Feeder Protection System

DESCRIPTION

The 750/760 Feeder Protection System, a member of the SR Family of protection relays, with draw out capability intended for primary protection and management of distribution feeders. The 750/760 has specific features for industrial environments, including a drawout case to limit downtime during maintenance and conformal coating for harsh environments.

Product Overview

The GE SR750-P5-G5-S5-HI-A20-R is a feeder management relay manufactured by General Electric (GE) and is part of GE Multilin's 750 series. Available in the AX control inventory, this relay features programmable setpoint menu navigation and keypad browsing of field menus, providing direct access to metering, status, maintenance, trip counters, arc current, and other settings.

Key Functions

Generator Monitoring: The relay can be used to monitor various parameters of the generator, including voltage, current, frequency, etc., to ensure proper generator operation.

Protection function: It provides generator protection functions, including over voltage, under voltage, over frequency, under frequency, etc. to prevent equipment damage or system instability.

Communication interface: with communication interface, such as Ethernet, RS232, RS485 and RS422, etc., in order to exchange data with other equipment, monitoring system or control system.

Remote monitoring: supports remote monitoring function, enabling users to monitor the status of the generator or feeder system through the network or other communication means.

Automation: With automation function, it can perform automation operation according to the set conditions, such as switching standby generator.

Event logging: Records event and fault information of the generator or feeder system for fault analysis and system maintenance.

Customised settings: supports user-customised settings to meet the specific needs of different generators or feeder systems.

Technical Specifications

Current Input: With 750A phase current input, as well as 5A zero sequence current input and 5A sensitive grounding current input.

Control Power: Rated for 88 to 300VDC or 70 to 265VAC @ 48 to 62Hz.

Analogue Outputs: Has four 20-<>mA analogue outputs.

Operating Temperature: -20 to 100°C (may vary by application).

System Memory: 512MB (may vary by configuration).

Application Scenarios

GE SR750-P5-G5-S5-HI-A20-R feeder protection system is usually used for feeder management in industrial production to ensure stable, efficient and safe operation of feeder system.

Caution

Care should be taken when entering settings, as the settings will be used immediately when they are entered.

The unit provides hardware and password security to lock out unauthorised changes.

When installing and using the unit, be sure to follow the instructions and regulations in the product manual.

Regularly check the operation of the system, replace worn parts and perform cleaning and maintenance in a timely manner.

When performing maintenance and repairs, be sure to disconnect the power supply and wait until the system is fully discharged.

Technical features

Programmability: Users can program and customise the module according to specific application requirements to achieve precise control of industrial processes and improve productivity and product quality.

Integration and compatibility: The module can be seamlessly integrated with other ABB products and solutions to form a unified automation platform. It also has excellent compatibility with other manufacturers' equipment and systems.

High performance and reliability: High-performance hardware and software are used to ensure stable operation and efficient control in industrial environments. With advanced fault detection and diagnostic functions, potential problems can be detected and dealt with in a timely manner, improving the reliability of the system.

Flexibility and expandability: with modular design, it can be flexibly configured and expanded according to actual needs. Whether it is a small or large project, it can be easily integrated into the existing automation system.

Easy to use and maintain: Provides an intuitive user interface and powerful diagnostic tools, enabling users to operate and maintain with ease.

Application Functions

Multi-functional control: The module can perform a variety of control functions, including logic control, motion control, temperature control, etc., to meet the needs of different application scenarios.

Digital control: Provides digital control functions that allow users to programmatically define and execute control logic to achieve precise control of complex industrial processes.

Communication Capability: Supports a variety of digital communication protocols, such as Ethernet, Profibus, Modbus, etc., in order to communicate with other devices, monitoring systems, or upper level control systems, and to achieve centralised management and monitoring of all parts of the system.

PLC Integration: Compatible and able to be integrated into ABB or other manufacturers' PLC systems to achieve seamless integration and overall co-operation with other automation equipment and control systems.

Product Advantages

High precision: High-precision control and data processing capabilities to ensure the accuracy and stability of system operation.

High stability: manufactured with advanced technology and materials to ensure long-term stable operation and reduce maintenance costs.

Powerful communication ability: support a variety of communication protocols, convenient for data exchange and communication with other equipment and systems.

Easy to expand and upgrade: modular design makes the system can be flexibly expanded and upgraded according to the actual demand.