IEC 60974-8:2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Arc welding equipment - Part 8: Gas consoles for welding and plasma cutting systems
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
31-12-2021
English - French, Spanish, Castilian
11-02-2009
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Environmental conditions
5 Tests
5.1 Test conditions
5.2 Measuring instruments
5.3 Conformity of components
5.4 Type tests
5.5 Routine tests
5.5.1 External gas console
5.5.2 Internal gas console
6 Protection against electric shock
6.1 Insulation
6.2 Protection against electric shock in normal service
(direct contact)
6.2.1 Protection provided by the enclosure
6.2.2 Capacitors
6.3 Protection against electric shock in case of a fault
condition (indirect contact)
7 Thermal requirements
7.1 Heating test
7.2 Maximum temperature
8 Connections for plasma cutting torches
9 Mechanical requirements
9.1 Protection against fire or explosion
9.2 Gas line purging
9.3 Enclosure
9.3.1 Design requirements
9.3.2 Enclosure purging
9.3.3 Safe design of gas console
9.3.4 Open structure
9.3.5 Solid filled enclosure
9.4 External gas console
9.5 Internal gas console
10 Gas lines
10.1 Gas hoses and tubing
10.2 Gas fittings
10.3 Leak test
11 Control circuits
12 Rating plate
12.1 External gas console
12.2 Internal gas console
13 Instructions and markings
13.1 Instructions
13.2 Marking
Annex A (informative) - Mechanized plasma system diagram
Annex B (informative) - Example of a rating plate layout
Bibliography
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