• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • GE 469-P5-HI-A20 Motor Protection Relay

                                                                                                                                                                                                                                                                                                                                          Product Overview

                                                                                                                                                                                                                                                                                                                                          Model: 469-P5-HI-A20
                                                                                                                                                                                                                                                                                                                                          Series: GE Multilin 469 Motor Management Relay
                                                                                                                                                                                                                                                                                                                                          Manufacturer: General Electric (GE Grid Solutions)

                                                                                                                                                                                                                                                                                                                                          The GE 469-P5-HI-A20 is a microprocessor-based motor protection and management relay designed for medium and large motors. It provides comprehensive motor protection, monitoring, metering, and control functions to improve motor reliability and reduce downtime.

                                                                                                                                                                                                                                                                                                                                          ---

                                                                                                                                                                                                                                                                                                                                          Technical Specifications

                                                                                                                                                                                                                                                                                                                                          • Product Type: Motor Protection Relay
                                                                                                                                                                                                                                                                                                                                          • Model: 469-P5-HI-A20
                                                                                                                                                                                                                                                                                                                                          • Series: GE Multilin 469
                                                                                                                                                                                                                                                                                                                                          • Application: Medium and large motor protection
                                                                                                                                                                                                                                                                                                                                          • Phase Current Input: 5A CT secondary
                                                                                                                                                                                                                                                                                                                                          • Control Power:
                                                                                                                                                                                                                                                                                                                                            • 70–265 VAC
                                                                                                                                                                                                                                                                                                                                            • 90–300 VDC
                                                                                                                                                                                                                                                                                                                                          • Frequency: 48–62 Hz
                                                                                                                                                                                                                                                                                                                                          • Communication: Modbus RTU (RS-485)
                                                                                                                                                                                                                                                                                                                                          • Analog Outputs: 4 × 4–20 mA
                                                                                                                                                                                                                                                                                                                                          • Mounting: Panel mount / 19-inch rack mount
                                                                                                                                                                                                                                                                                                                                          • Display: Standard front panel display
                                                                                                                                                                                                                                                                                                                                          • Protection Functions:
                                                                                                                                                                                                                                                                                                                                            • Thermal overload protection
                                                                                                                                                                                                                                                                                                                                            • Phase loss protection
                                                                                                                                                                                                                                                                                                                                            • Phase unbalance protection
                                                                                                                                                                                                                                                                                                                                            • Ground fault protection
                                                                                                                                                                                                                                                                                                                                            • Short circuit protection
                                                                                                                                                                                                                                                                                                                                            • Locked rotor protection
                                                                                                                                                                                                                                                                                                                                            • Motor stall protection
                                                                                                                                                                                                                                                                                                                                            • Under/over voltage protection
                                                                                                                                                                                                                                                                                                                                          • Monitoring Functions:
                                                                                                                                                                                                                                                                                                                                            • Current and voltage measurement
                                                                                                                                                                                                                                                                                                                                            • Power monitoring
                                                                                                                                                                                                                                                                                                                                            • Motor temperature monitoring
                                                                                                                                                                                                                                                                                                                                            • Event recording

                                                                                                                                                                                                                                                                                                                                          ---

                                                                                                                                                                                                                                                                                                                                          Advantages & Features

                                                                                                                                                                                                                                                                                                                                          • Comprehensive Motor Protection
                                                                                                                                                                                                                                                                                                                                            Provides multiple protection functions to protect motors from electrical and mechanical faults.
                                                                                                                                                                                                                                                                                                                                          • Advanced Motor Monitoring
                                                                                                                                                                                                                                                                                                                                            Real-time monitoring of current, voltage, power, temperature, and operating conditions.
                                                                                                                                                                                                                                                                                                                                          • High Reliability Design
                                                                                                                                                                                                                                                                                                                                            Designed for continuous operation in industrial environments.
                                                                                                                                                                                                                                                                                                                                          • Flexible Communication Capability
                                                                                                                                                                                                                                                                                                                                            Supports Modbus communication for integration with PLC, SCADA, and DCS systems.
                                                                                                                                                                                                                                                                                                                                          • Accurate Fault Diagnosis
                                                                                                                                                                                                                                                                                                                                            Event recording and monitoring functions help reduce troubleshooting time.
                                                                                                                                                                                                                                                                                                                                          • Easy Maintenance
                                                                                                                                                                                                                                                                                                                                            Modular design and front-panel display simplify configuration and maintenance.

                                                                                                                                                                                                                                                                                                                                          ---

                                                                                                                                                                                                                                                                                                                                          Applications

                                                                                                                                                                                                                                                                                                                                          • Industrial Motor Control Systems
                                                                                                                                                                                                                                                                                                                                          • Pumps and Compressors
                                                                                                                                                                                                                                                                                                                                          • Fans and Blowers
                                                                                                                                                                                                                                                                                                                                          • Conveyors
                                                                                                                                                                                                                                                                                                                                          • Mining Equipment
                                                                                                                                                                                                                                                                                                                                          • Oil & Gas Facilities
                                                                                                                                                                                                                                                                                                                                          • Power Plants
                                                                                                                                                                                                                                                                                                                                          • Chemical Processing Equipment

                                                                                                                                                                                                                                                                                                                                          ---

                                                                                                                                                                                                                                                                                                                                          Precautions

                                                                                                                                                                                                                                                                                                                                          • Confirm CT rating and control power voltage before installation.
                                                                                                                                                                                                                                                                                                                                          • Verify motor parameters during relay configuration.
                                                                                                                                                                                                                                                                                                                                          • Ensure correct wiring of current transformers and control signals.
                                                                                                                                                                                                                                                                                                                                          • Set protection parameters according to motor specifications.
                                                                                                                                                                                                                                                                                                                                          • Use proper grounding to avoid signal interference.
                                                                                                                                                                                                                                                                                                                                          • Testing should be performed after installation or replacement. 

The structure and details of the product：