BS 7797:1998

Specification for industrial duct heaters using metal-sheathed elements|Electric heaters, Heaters, Air heaters, Industrial, Warm-air heating, Ducting, Electrical heating elements, Electric cables, Sheathed cables, Rated voltage, Rated power, Marking, Electrical insulation, Thermal insulation, Electric terminals, Dimensions, Earthing, Electrical connections, Leakage paths, Clearance distances, Safety devices, Installation, Maintenance, Electric wiring systems, Fasteners, Torque, Temperature, Testing conditions, Electrical measurement, Electrical testing Click the banner to get it at ONLY: GBP116.00