• There are no items in your cart

NEMA IEC 60974-2 : 2009

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

AMERICAN NATIONAL STANDARD FOR ARC WELDING EQUIPMENT - PART 2: LIQUID COOLING SYSTEMS
Superseded date

05-04-2021

Published date

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

Describes safety and construction requirements for industrial and professional liquid cooling systems used in arc welding and allied processes to cool torches.

DocumentType
Standard
PublisherName
National Electrical Manufacturers Association
Status
Superseded
SupersededBy

Standards Relationship
IEC 60974-2:2013 Identical

NEMA IEC 60974-7 : 2009 ARC WELDING EQUIPMENT - PART 7: TORCHES
NEMA IEC 60974-12 : 2009 ARC WELDING EQUIPMENT - PART 12: COUPLING DEVICES FOR WELDING CABLES
NEMA IEC 60974-11 : 2009 ARC WELDING EQUIPMENT - PART 11: ELECTRODE HOLDERS

IEC 60974-1:2017 Arc welding equipment - Part 1: Welding power sources
IEC 60974-7:2013 Arc welding equipment - Part 7: Torches

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.