AAB RET521 Transformer Protection Terminal Servo Valve ensuring that the output signals

ensuring that the output signals are accurate

Withstanding Voltage: 1500 V AC for 1 minute (100 to 240 V AC)

designed as a component of the Bailey Infi 90 Systems

facilitating system expansion and integration with other devices to meet diverse industrial automation requirements

and thermal protection

AAB RET521 Transformer Protection Terminal Servo Valve ensuring that the output signalsDescription The AAB RET521 is a transformer protection terminal designed for fast, selective, and reliable protection of power transformers in utility and industrial networks. Specifications Application: Transformer differential and backup protection Rated Voltage: Supports common medium and highvoltage transformer applications Current Inputs: Multiple CT channels for differential and overcurrent functions Voltage Inputs: VT channels for voltagebased