also known as CIRCUIT INTEGRITY CABLES, they are designed to sustain high temperatures for a defined minimum period of time under direct fire. They find applications in Hazard prone areas where people and equipment are exposed to the threat of fire, like airports, thermal power plants, metro rail projects, rail terminals etc. With qualities that will prevent them from overheating, they can withstand temperatures of up to 650°C, 750°C and 950°C as per various conditions of operation and applications.