Schweitzer Engineering SEL-551 Overcurrent and Reclosing Protection Relay Circuit Breaker It features four sub-millisecond differential

It features four sub-millisecond differential inputs and two high-speed current or voltage outputs

Specification Details Condition New/Never Used Surplus Brand Allen-Bradley Category Industrial HMI Terminal Part Number 2711P-T12C4D8 Subcategory PanelView™ Plus 6 Display Type Color TFT Monitor Size 12

39W With Load

specifically the SM 531 AI 8xU/I/RTD/TC module type

Schweitzer Engineering SEL-551 Overcurrent and Reclosing Protection Relay Circuit Breaker It features four sub-millisecond differentialDescription The Schweitzer Engineering SEL 551 is an overcurrent and reclosing relay designed to provide integrated feeder protection, monitoring, and control for electrical distribution systems. It combines multiple protective relay functions, control logic, and communication capabilities into a single compact device, reducing panel complexity and installation costs. The SEL 551 delivers dependable overcurrent protection, automatic reclosing, and