FOREWORD
PURPOSE
SCOPE
Section 1 REFERENCED STANDARDS
  Referenced Standards
  Definitions
Section 2 GENERAL
  Suitability of Operation
  Arc Welding Power Source with Integral Wire Feed Unit
  Service Conditions
  Usual Service Conditions
  Unusual Service Conditions
  Installation and Operation
Section 3 CONSTRUCTION REQUIREMENTS - MECHANICAL
           CONSIDERATIONS
  Frame and Enclosure
  Enclosure Construction
  Openings in Enclosures
  Corrosion Protection
  Service Line Hoses
  Water Cooling
  Brushes
  Jerk and Drop Tests
  Stacking of Arc Welding Power Sources
Section 4 CONSTRUCTION REQUIREMENTS - ELECTRICAL
           CONSIDERATIONS
  Power Supply Connection - General
  Power Supply by Flexible Cord
  Power Supply by Permanent Wiring System
  Grounding
  Corrosion Protection
  Output Provisions
  Internal Wiring Requirements
  Spacings
  Classification of Insulation Systems
  Requirements for Specific Components
  Output Regulating Taps
  Auxiliary Power Supply
  Short Circuit of Welding Circuit
Section 5 RATINGS AND PERFORMANCE
  Input Ratings of Arc Welding Power Sources Operating
  From Electrical Power Supplies
  Power Factor Correction
  Open Circuit Voltage
  Output Ratings of Constant Current NEMA Class I Arc
    Welding Power Sources
  Output Ratings of Constant Current NEMA Class II Arc
    Welding Power Sources
  Output Ratings of Constant Current NEMA Class III Arc
    Welding Power Sources
  Output Ratings of Constant Voltage NEMA Class I Arc
    Welding Power Sources
  No Load Operation
  Temperature Rise
  Nameplate Marking
Section 6 TEMPERATURE TESTS
  Testing Procedures for Arc Welding Power Sources
  Thermometer Method of Temperature Determination
  Resistance Method of Temperature Determination
  Applied Thermocouple Method of Temperature Determination
  Determination of Ambient Temperature
  Cooling Air Temperature During Tests
  Omission of Temperature Test on Duplicate Apparatus
  Correction of Temperature to Time of Shutdown
  Stopping Generator-Type Power Sources for Temperature
    Tests
Section 7 HIGH-POTENTIAL TESTS
  High Potential Tests
  Test Voltage
  Duration of Application of Test Voltage
  Points of Application of Test Voltage
  Temperature at Which High Potential Tests Are to be Made
  High Potential Test Procedure for Components and
    Accessories
  Production Line High Potential Testing
Section 8 EFFICIENCY AND POWER FACTOR
  Method of Determining Efficiency and Power Factor
Section 9 POWER SOURCES TO BE USED WITH GAS TUNGSTEN
           ARC WELDING (GTAW)
  General
  Definitions
  Volt Ampere Relationship for GTAW
  Categories of GTAW Power Sources
  Nameplate Marking
Section 10 ARC WELDING POWER SOURCES WITH HIGH FREQUENCY
            ARC STARTING AND/OR STABILIZING
  General
  Definitions
  HF Classification
  Radio Frequency Radiation
  General Principles for Installation of High Frequency
    Stabilized Arc Welding Installations
  Certifications of HFSAW Installations