BS 7798:1998

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Specification for industrial immersion heaters using metal-sheathed elements|Dimensions, Test pressure, Clearance distances, Electrical insulation, Electrical heating elements, Rated power, Heaters, Immersion heaters, Electric heaters, Industrial, Sheathed cables, Assembling, Electric terminals, Installation, Torque, Electric cables, Liquids, Electrical connections, Control systems, Marking, Leakage paths, Testing conditions, Thermal insulation, Rated voltage, Seating, Earthing

186 GBP