GE SR469-P5-HI-A20 Motor management relay

GE SR469-P5-HI-A20 Motor management relay

Specific Parameters

Brand GE (General Electric, American Original Factory), Product Series GE Multilin SR469 Series

Product Type Industrial-Grade High-Performance Motor Management Relay, Motor Protection and Control Module, Original Authentic Spare Part

Model GE SR469-P5-HI-A20 (Core Model SR469, Suffix P5=5A Input Transformer, HI=High Precision Measurement, A20=20A Auxiliary Power Supply)

Country of Origin United States (Produced by GE Original Factory)

Compatible Devices ABB AC 800M Controller Platform, Symphony Plus Architecture, System 800xA Architecture, Medium-Voltage Asynchronous Motors, Medium-Voltage Synchronous Motors, PLC, DCS Systems, SCADA Systems, Current Transformers (CT), Voltage Transformers (PT), RTD Temperature Sensors, Circuit Breakers, Contactors

Core Functions Comprehensive Motor Protection, Motor Operation Parameter Monitoring, Fault Recording, Sequence of Events Recording, Remote Control, On-Site Upgrade, Hot-Swap, Fault Self-Diagnosis, Analog Output, Programmable Logic Control, RTD Temperature Monitoring

Product Structure Drawout Structure, Facilitating Quick Replacement and Maintenance

Processor High-Performance Microprocessor, Realizing High-Precision Measurement and Fast Fault Response

Current Input 5A Secondary Rating (P5), Supporting 3-Phase Current + Ground Current Input, 5 Current Transformer Secondary Inputs

Voltage Input Supporting 3-Phase Voltage Measurement, External PT Required, Adaptable to Delta or Ye Configured VT Inputs

Measurement Accuracy High Precision (HI), Current/Voltage ±0.5% of Reading, Power ±1%

Auxiliary Power Supply 20A Rated Auxiliary Power Supply (A20), Wide Range Input 70-265VAC (48-62Hz), 90-300VDC

Protection Functions Thermal Overload, Locked Rotor, Current Unbalance/Phase Loss, Ground Fault, Undervoltage, Overvoltage, Underpower, Reverse Power, Start-Up Timeout, RTD Temperature Protection

Analog Output 4 Channels of 4-20mA Analog Output

Digital I/O Multiple Configurable Digital Inputs (for Circuit Breaker/Contactor Status, Remote Start/Stop) and Relay Outputs (for Trip, Alarm, Control)

Communication Protocols Supporting Modbus RTU (Half-Duplex), Modbus TCP/IP, Optional Profibus DP, DeviceNet Protocols

Communication Interfaces Standard RS232, RS485 Interfaces, Optional Dual Ethernet Ports

Response Time ≤10ms

Operating Temperature Range -40℃ to +60℃

Storage Temperature Range -40℃ to +85℃

Relative Humidity 5% to 95%, Non-Condensing

Protection Class IP20 (Must Be Installed in Control Cabinet)

Vibration Complying with Strict Industrial Vibration Standards, Adaptable to Complex Vibration Environments in Industrial Sites

Shock Complying with Industrial Shock Standards, Having Good Shock Resistance

Physical Dimensions Modular Compact Design, Adaptable to 19-Inch Rack Mounting or Panel Mounting, Specific Dimensions 140mm×180mm×220mm

Physical Weight Approximately 2.5kg

Mounting Method Drawout Mounting, Panel Mounting or 19-Inch Rack Mounting, Supporting Hot-Swap, Quick Replacement Without Shutdown

Operation Interface The front panel is equipped with an LCD display, LED indicator areas and a dedicated input keyboard, supporting local parameter configuration and status viewing

Diagnostic Function Built-in Complete Fault Self-Diagnosis Module, Enabling Fault Recording, Sequence of Events Recording, Supporting Fault Data Tracing and Analysis, Quickly Locating Fault Causes

Product Material Industrial-Grade High-Strength Reinforced Enclosure, Conformal Coated PCB, High-Temperature Resistant Insulation Material, Built-in Anti-Electromagnetic Interference, Anti-Corrosion and Anti-Dust Protection Components

Special Functions Supporting On-Site Upgrade, Flexible Function Expansion; Drawout Structure Design, CT Secondary Side Automatically Connected to Prevent Open-Circuit High Voltage; Motor Thermal Modeling, With RTD Bias, Motor Cooling Time Constant, Start Suppression and Emergency Restart Functions; Protection Logic and Trip Thresholds Can Be Customized Through EnerVista 469 Software

Product Performance

GE SR469-P5-HI-A20 is an original GE device with extremely strong adaptability, which can be perfectly matched with ABB AC 800M controller platform, Symphony Plus and System 800xA architectures, seamlessly integrated into various scenarios such as medium-voltage motor control, industrial automation and power systems, no additional adaptation components required, greatly reducing system integration complexity and commissioning costs. The product has excellent protection and monitoring performance, adopts high-precision measurement technology, with current and voltage measurement accuracy up to ±0.5% and response time ≤10ms, which can quickly capture various motor faults and trigger protection actions in a timely manner, fully covering various risks during motor operation and avoiding motor damage. The product has outstanding reliability, adopts industrial-grade high-quality components and conformal coated PCB design, has excellent anti-electromagnetic interference and anti-vibration impact capabilities. The conformal coated PCB design can adapt to complex electromagnetic environments with dense frequency converters and large motors, as well as harsh industrial scenarios such as dust and temperature-humidity fluctuations. The wide operating temperature range of -40℃ to +60℃ can ensure continuous and stable operation in various harsh industrial environments with a long mean time between failures. The product is convenient for operation and maintenance, the drawout hot-swap design can realize quick fault replacement without shutdown, the built-in complete fault diagnosis, recording and event recording functions facilitate maintenance personnel to trace fault causes and handle them efficiently, and it supports a variety of communication protocols, enabling remote monitoring and parameter configuration, providing stable and reliable management support for the safe and efficient operation of medium-voltage motors in various industries.