GOST R IEC 60974-9-2014 Arc welding equipment Part 9 Installation and use《弧焊设备 第9部分 安装和使用》.pdf

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3、 2014 1 9 Arc welding equipment. Part 9. Installation and use 2016 01 01 1 , 60974-1, 60974-6 . , , , . 60974. 2 . , ( ): 60245-6 450/750 . 6: (IEC Rubber insulated cables Raited voltages up to and including 450/750 V Part 6: Arc welding electrode cables) / 60755 , . (IEC/R 60755 General requirement

4、s for residual current operated protective devices) 60974-1:2005 . 1. (IEC 60974-1:2005 Arc welding equipment Part 1: Welding power sources1) 60974-4 . 4. (IEC 60974-4 Arc welding equipment Part 4: Periodic inspection and testing) 60974-6 . 6. (IEC 60974-6 Arc welding equipment Part 6: Limited duty

5、manual metal arc welding power sources) 60974-10 . 10. IEC 60974-10 Arc welding equipment Part 10: Electromagnetic compatibility (EMC) requirements 1 IEC 60974-1:2012 . 1. (Arc welding equipment Part 1: Welding power sources). , , . 60974-9201 4 2 60974-11 . 11: (IEC 60974-11 Arc welding equipment P

6、art 11: Electrode holders) 60974-12 . 12. (IEC 60974-12 Arc welding equipment Part 12: Coupling devices for welding cables) 3 : 3.1 (welding circuit): , , . 1 . 2 . . 60974-1:2005, 3.11 3.2 (extraneous conductive part): , , , . . 3.3 (workpiece): , . 3.4 (protective clothing and accessories): (, , ,

7、 ), , . 3.5 (environments with increased hazard of electric shock): , . 1 , : a) , ; (, , ) ; b) , , ; c) , , , , . 2 , , , , , . 60974-1:2005, 3.46 3.6 (industrial and professional use): , . 60974-1:2005, 3.2 3.7 , , (expert, competent person, skilled person): , , , . . 60974-1:2005, 3.3 3.8 (wire

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