GE UR8AH
Overview
The GE UR8AH is an industrial relay module in the GE Electrical and Electronic Components series, specifically designed for industrial automation and control systems to provide reliable switching capabilities for a wide range of applications. It belongs to GE’s Multilin series or UR series, featuring high precision, high reliability, and a modular design, making it suitable for harsh industrial environments.
Specifications
- Rated Voltage: 90-300 VDC
- Rated Current: 10A or 5A per channel
- Operating Temperature: Typically ranges from -40°C to +70°C or -25°C to +70°C
- Mounting Method: Usually DIN rail mounting or panel mounting
- Protection Level: Some models have IP67 or IP20 protection levels
Product Features
- High Reliability: Adopts industrial-grade design with anti-interference capability, suitable for harsh environments.
- Modular Design: Facilitates installation and maintenance, supporting flexible configuration and expansion.
- Multi-Function Integration: Supports multiple input/output types, such as digital input, analog input, CT/VT input, etc.
- Communication Capability: Supports multiple communication protocols, including Modbus, RS485, TCP/IP, etc., enabling easy integration with other devices.

Structure and Composition
The GE UR8AH usually adopts a modular design with a compact physical size, facilitating installation in control cabinets or DIN rails. Its structure includes input terminals, output terminals, control logic circuits, and communication interfaces.
Application Fields
The GE UR8AH is widely used in the following fields:
- Industrial Automation: Used to control actuators such as motors, valves, and relays to achieve industrial automation control.
- Power Systems: Used for protection, monitoring, and control of power systems, such as substations, power plants, and industrial power systems.
- Building Automation: Used in building automation systems, such as lighting control and air conditioning control.
- Other Fields: Including manufacturing, energy industry, transportation, and intelligent building management.

Installation and Maintenance
- Installation: Usually uses DIN rail mounting or panel mounting. The installation process is simple, and the product manual and installation guide should be followed.
- Maintenance: Regularly check connections, signal lines, working status, and indicator lights to ensure the long-term stable operation of the module. Before performing maintenance operations, be sure to disconnect the system power supply to ensure personnel safety.
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