BS EN 60974-11:2010 PDF

BS EN 60974-11:2010 Arc welding equipment. Electrode holders BS EN 60974-11 is applicable to electrode holders for manual metal arc welding with electrodes up to 10 mm in diameter. It is not applicable to electrode holders for underwater welding. BS EN 60974-11 specifies safety and performance requirements of electrode holders. Contents of BS EN 60974-11: Scope 2 Normative references 3 Terms and definitions 4 Environmental conditions 5 Type tests 5.1 Test conditions 5.2 Tests sequence 6 Designation 7 Operation 8 Protection against electric shock 8.1 Protection against direct contact 8.2 Insulation resistance 8.3 Dielectric strength 9 Thermal rating 9.1 Temperature rise 9.2 Resistance to heat 9.3 Resistance to hot objects 10 Mechanical requirements 10.1 Welding cable entry 10.2 Penetration of the welding cable insulation 10.3 Welding cable connection 10.4 Impact resistance 11 Marking 12 Instructions for use Figure 1 – Arrangement for the temperature rise test Figure 2 – Device for testing the resistance to hot objects