The sel 851 provides powerful feeder protection, monitoring, and control for utility and industrial applications in a compact device. it includes arc flash protection that significantly reduces incident energy by sending a trip signal to a breaker in as fast as 1 ms. with high resolution currents and voltages sampled at 10 khz, the sel 851 allows you to gain better visibility of your system. The sel 851 provides reliable feeder protection, monitoring, andcontrol for utility and industrial applications. combine overcurrent, voltage, and arc flash.
Schweitzer engineering laboratories has released the sel 851 feeder protection relay, which provides overcurrent, voltage and arc flash protection for utility and industrial applications. this compact relay has a variety of communications options with serial and ethernet ports. along with dnp3 and iec 61850, the relay supports a wide range of. Sel 851—part 1: product overview. this video shows how to apply the sel 851 feeder protection relay and provides an overview of its features. view in fullscreen mode for the best image quality. Sel 851 feeder protection relay protection, monitoring, and control in a simple, compact package • apply comprehensive current, voltage, and frequency elements to protect low and medium voltage feeders. • increase safety and reduce incident energy with arc flash protection that sends a trip signal to a breaker in as fast as 1 ms. Sel 851 feeder protection relay just landed at the laboratoryhere you can see the sel 851 in from of the sel 751delusion 32 by audionautix is licensed under.
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