Historical
DIN EN 746-2:1997
Industrial thermoprocessing equipment - Part 2: Safety requirements for combustion and fuel handling systems (Foreign Standard)
The document applies to all combustion and fuel handling equipment used in industrial thermoprocessing equipment which meets the definition for machinery in point 3. 1 of prEN 292-1:1991, referred to hereafter as "equipment", e.g.furnaces, kilns, ovens, heating systems such as salt baths and melting tanks, and equipement such as integrated burners and torches used in casting machines, ladle heating etc. It applies to the handling of fuel immediately adjacent to the equipment but downstream of and including the main plant manually operated fuel shut off valve. It applies to all forms of gaseous, liquid and solid fuel and any combinations of them in combustion with air or other gas containing free oxygen.
Deutsches Institut für Normung [din]