A transformer protection relay does not replace upstream devices. It defines responsibility. By clearly assigning fault ...

Beckwith Electric has introduced the M-7651 feeder protection relay with many advanced features including 18 protective relaying functions, providing synch-check and four-step reclosing capabilities ...

The 5-inch, 800-by-480-pixel color touchscreen display lets users seamlessly navigate to the various folders and application options. Users can create custom bay screens exhibiting one-line diagrams, ...

Schweitzer Engineering Laboratories, Inc. has announced the availability of the SEL-751A Feeder Protection Relay. With its compact size and panel-mount design, the SEL-751A is the right fit for ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding ...

The POWR-GARD protection relay line includes ground fault relays, resistance grounding systems, motor protection relays, feeder protection relays, and supplemental monitors. According to the company, ...

Differential protection is best understood as a fault control philosophy rather than a component category. The relay itself is secondary to the scheme it enforces. Once a zone is defined, the system ...

Incident energy is directly proportional to the total arcing time. Because of this, most strategies for arc flash hazard mitigation focus on faster detection and clearing of the arc flash. The two ...

Motor protection relays are used in HVAC systems to control fan motors of the condenser, evaporator, cooling tower motor, and compressor motors. Therefore, the growth of the global motor protection ...