A "Sekur SCBA set" refers to a self-contained breathing apparatus (SCBA) manufactured by the company "Sekur", designed for industrial applications, featuring a lightweight, mechanically resistant carrying frame made of self-extinguishing fiberglass reinforced synthetic resin, typically complying with EN 137 (Type 2) standards, and often including a full face mask like the C 607 SP/A for respiratory protection in hazardous environments