NEMA IEC 60974-2 : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
05-04-2021
12-06-2012
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
6 Protection against electric shock
6.1 Insulation
6.2 Protection against electric shock in normal service
(direct contact)
6.3 Protection against electric shock in case of a fault
condition (indirect contact)
6.4 Connection to the input supply network
6.5 Leakage current between welding circuit and
protective earth
7 Mechanical provisions
7.1 General
7.2 Cooling liquid overflow
7.3 Hose coupling devices and hose connections
8 Cooling system
8.1 Rated maximum pressure
8.2 Thermal requirements
8.3 Pressure and temperature
9 Abnormal operation
9.1 General requirements
9.2 Stalled test
10 Cooling power
10.1 Test procedure
11 Rating plate
11.1 General
11.2 Description
11.3 Contents
11.4 Tolerances
12 Instructions
12.1 Supplied documents and information
13 Marking
13.1 General markings
13.2 Inlet and outlet
13.3 Pressure warning
Annex A (informative) - Example diagram of built-in and
stand-alone liquid cooling systems
Annex B (informative) - Example for a rating plate of
stand-alone cooling system
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