GE SR489-P5-HI-A20-E – Motor Management Relay for Industrial Control Applications

Manufacturer:GE Multilin

Model:489-P5-HI-A20-E

Current Inputs:Accuracy ±1% of full scale

Fuse Model:215-02.5

Ingress Protection:IP40 Front, IP10 Back

Maximum Altitude:2000 m

Overvoltage Category:II

RTD Inputs Isolation:36 Vpk (isolated with analog inputs and outputs)

Sinusoidal Vibration Test Level:Class 1

Underfrequency Pickup Accuracy:±0.02 Hz

Trip Coil Supervision:Trickle Current 2 to 5 mA

Tachometer Duty Cycle:> 10%

Production Tests Dielectric Strength:1.9 kV AC for 1 second or 1.6 kV AC for one minute, per UL 508

Shipping Weight:7.7 kg or 17 lbs

Analog Current Output Isolation:36 Vpk (isolated with RTDs and analog inputs)

Case Drawout:Fully drawout (automatic CT shorts)

Digital Inputs:489 Sensor Supply 24 V DC at 20 mA max

Impedance Time Delay:0.1 to 100.0 s in steps of 0.1

Negative Sequence Overcurrent Pickup Level:3 to 100% FLA in steps of 1

Phase Distance Characteristics:Offset mho

Sequential Trip Configurable:Assignable to Digital Inputs 1 to 7

    The GE Multilin 489-P5-HI-A20-E is a highly reliable motor management relay designed for generator protection and management. It integrates advanced features to ensure optimal performance and safety in industrial environments.

    This relay is equipped with trip and alarm protection, making it an essential component for monitoring and controlling generators. It also includes breaker failure detection and flash memory trip coil supervision, enhancing its reliability and ease of use.

    With a wide operating temperature range from -40 to 60°C, this relay can withstand harsh environmental conditions, ensuring consistent performance in various industrial settings. Its robust design and high accuracy make it suitable for demanding applications.

    The 489-P5-HI-A20-E features a fully drawout case with automatic CT shorts, providing added safety and convenience during installation and maintenance. It also includes digital inputs and configurable sequential trips, offering flexibility in configuration and operation.

    The inclusion of the Enervista 489PC Software allows users to interact and program the relay from a PC, simplifying setup and configuration processes. Additionally, a SR489-CASE draw-out case is included with new factory package versions, ensuring convenient handling and storage.