Sel451 Хамгаалалт, Автоматжуулалт, Иж Бүрэн Хяналтын Систем
The SEL451 Protection, Automation, and Bay Control System is a complete standalone system. The SEL451 has the speed, power, and flexibility to combine complete substation bay control with highspeed breaker protection in one economical system. Use the SEL451 as an integral part of a full substation protection, control, and monitoring solution.