BS EN IEC 60974-5:2019 pdf free
BS EN IEC 60974-5:2019 pdf free.Arc welding equipment Part 5: Wire feeders (IEC 60974-5:2019).
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
IEC 60050-195, International Electrotechnical Vocabulary (1EV) — Part 195. Earthing and protection against electric shock
IEC 60529, Degrees of protection provided by enclosures (IP Code)
IEC 60974-1:2017, Arc welding equipment — Part 1: Welding power sources
IEC 60974-1:2017/AMD1:2019
IEC 60974-7, Arc welding equipment — Part 7: Torches
IEC 60974-10, Arc welding equipment — Part 10: Electromagnetic compatibility (EMC) requirements
IEC 61140, Protection against electric shock — Common aspects for installation and equipment
3 Terms and definitions
For the purposes of this document, the terms and definitions given in IEC 60050-195, IEC 60974-1, IEC 60974-7, and the following apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
IEC Electropedia: available at http:Ilwww.electropedia.org/
4 Environmental conditions
The environmental conditions are as specified in Clause 4 of IEC 60974-1:2017.
5 Tests
5.1 Test conditions
The test conditions are as specified in 5.1 of IEC 60974-1:2017.
5.2 Measuring instruments
The accuracy of measuring Instruments shall be:
a) electrical measuring instruments: class 1 (±1 % of full-scale reading), except for the measurement of insulation resistance and dielectric strength where the accuracy of the measuring instruments is not specified, but shall be taken into account for the measurement;
b) thermometer: ±2 K;
C) tachometer: ±1 % of full-scale reading;
d) pressure measuring instruments: class 2,5 (±2,5 % of full-scale reading).
5.3 Conformity of components
The conformity of components is as specified in 5.3 of IEC 60974-1:2017/AMDI:2019.
5.4 Type tests
All type tests given below shall be carried out on the same WIRE FEEDER.
As a condition of conformity, the type tests given below shall be carried out in the following sequence:
a) visual inspection (as defined in 3.1.7 of IEC 60974-1:2017);
b) insulation resistance (as specified in 6.1.4 of IEC 60974-1:2017 (preliminary check));
c) enclosure (as specified in 14.2 of IEC 60974-1:2017);
d) handling means (as specified in 14.3 of IEC 60974-1:2017);
e) drop withstand (as specified in 14.4 of IEC 60974-1:2017);
f) protection provided by the enclosure (as specified in 6.2.1);BS EN IEC 60974-5 pdf free download.
