GE Multilin UR AAASAGADBAAK Universal Protection Relay

Feature & Principle

It is a modular UR series intelligent protection device from GE Multilin. It samples CT and VT signals in real time, executes protection algorithms and user-defined FlexLogic logic. It can be configured for overcurrent, differential, voltage, frequency and other protection functions according to ordering code. Built-in waveform capture, event recorder and power metering function. Supports hot swap I/O modules, and communicates with SCADA via Ethernet and serial ports. Suitable for various medium voltage and high voltage substation primary equipment protection.

Specifications

Model: AAASAGADBAAK Brand: GE Multilin Series: UR Universal Relay Protection function: Configurable by ordering code, differential, overcurrent, voltage, frequency, RTD temperature monitoring Communication: IEC61850, Modbus TCP, DNP3, RS485 Power supply: 125/250VDC or 120/240VAC Installation: 19 inch rack panel mounting Display: Local HMI LCD interface Software: EnerVista for setting and diagnosis Application: Transformer, generator, transmission line, motor, capacitor bank protection Certification: CE, UL

Components & Diagnostics

CPU main board, analog acquisition module, digital input/output module, power supply module, HMI display panel, backplane bus. Common faults: communication offline, analog sampling drift, DI/DO channel failure, power supply alarm, firmware exception.

Product Brief

AAASAGADBAAK universal protection relay, GE Multilin UR series power IED spare widely used for substation protection cabinet maintenance and replacement.