GE SR489-P1-HI-A20 Generator Management Relay; Manufacturer: GE-FANUC

Rated Voltage:120-480 VAC, 48-62 Hz

Operating Temperature Range:-40 to 60°C

Dielectric Strength:1.9 kV AC for 1 sec, 1.6 kV AC for 1 min

Trip Coil Supervision:2-5 mA

Duty Cycle:> 10%

Loss of Excitation (Impedance):Elements Trip, 2 Zones Using Impedance Circles

Phase Differential Pickup Accuracy:As Per Phase Current Inputs

Radiated and Conducted Emissions:Class A

    The GE SR489-P1-HI-A20 is engineered with advanced digital technology to offer unparalleled reliability in managing generators. Its comprehensive protection features safeguard against potential issues such as damped oscillations and reference standards as defined by IEEE/ANSI C37.90.1.

    Equipped with a range of configurable and assignable digital inputs, this relay allows for flexible integration into various industrial systems. The versatile selection of general inputs A to G caters to diverse operational requirements.

    Designed with precision, the SR489-P1-HI-A20 ensures accurate timing within ±50 ms at 50/60 Hz and maintains high-level accuracy in frequency and voltage measurements, crucial for maintaining system stability and efficiency.

    This high-quality relay is built to withstand challenging environments, operating within a wide temperature range of -40 to 60°C, making it suitable for deployment in extreme conditions commonly found in industrial settings.

    For ease of use and maintenance, the SR489-P1-HI-A20 offers a user-friendly interface and is compatible with industry-standard protocols, facilitating seamless integration into existing systems and simplifying the setup process.