Bay controller AQ-S391

The AQ S391 bay control IED is suitable to various types of control and monitoring applications in extrahigh voltage, high voltage and medium voltage applications. The modular hardware construction offers required options for different kind of bay configurations in terms of type and quantity of analogue and digital signals. The versatile programmable software logic allows for extensive customization of provided standard configurations. Highlights Control and monitoring of full diameter of single, double or one and half circuit breaker busbar configurations Local and remote control and/or status indication of up to 12 controllable objects