ISA 12.16.01 : 2002

General Notes
Preface (ISA)
Foreword (UL)
National Differences
Foreword (ISA)
1 Scope
2 References
3 Definitions
4 Constructional requirements for all electrical apparatus
  4.1 General
  4.2 Terminals for external connections
  4.3 Internal connections
  4.4 Clearances
  4.5 Creepage distances
  4.6 Solid electrical insulating materials
  4.7 Windings
  4.8 Temperature limitations
  4.9 Wiring internal to apparatus
  4.10 Degrees of protection provided by enclosures
5 Supplementary requirements for specific electrical apparatus
  5.1 General
  5.2 Rotating electrical machines
  5.3 Luminaries designed for mains supply
  5.4 Portable lights with their own source of supply for
       group II applications
  5.5 Measuring instruments and instrument transformers
  5.6 Transformers other than instrument transformers
  5.7 Batteries
  5.8 General purpose connection and junction boxes
  5.9 Resistance heaters (other than trace heating)
  5.10 Other electrical apparatus
6 Type verifications and type tests
  6.1 Dielectric strength
  6.2 Rotating electrical machines
  6.3 Luminaries designed for mains supply
  6.4 Measuring instruments and instrument transformers
  6.5 Transformers other than instrument transformers
  6.6 Secondary batteries
  6.7 General purpose connection and junction boxes
  6.8 Resistance heating devices and resistance heating units
  6.9 Terminal insulating material tests
  6.10 Terminal dielectric tests
7 Routine verifications and routine tests
8 Marking and instructions
  8.1 General marking
  8.2 Instructions for use
  8.3 Installation instructions
Annex A (normative) - Cage motors - Methods of test
                        and of calculation
Annex B (normative) - Type tests for specific forms of
                        resistance heating devices or
                        resistance heating units
Annex C (informative) - Cage motors - Thermal protection
                        in service
Annex D (informative) - Resistance heating devices and units -
                        Additional electrical protection
Annex E (informative) - Combinations of terminals and conductors
                        for general purpose connection and
                        junction boxes
Annex F (informative) - Dimensions of copper conductors
Annex G (informative) - Bibliography
Annex H (informative) - United States major deviations
Annex I (informative) - Editorial differences between
                        ANSI/UL 60079-7 and ANSI/ISA-12.16.01-2002
                        (IEC 60079-7 Mod)
Annex J (informative) - National differences types noted in
                        ANSI/UL 60079-7

Gives the requirements for the design, construction, testing and marking of electrical apparatus with type of protection increased safety "e" intended for use in Class I, Zone 1, Groups IIA, IIB, and IIC hazardous (classified) locations. Applicable to electrical apparatus with a rated value of supply voltage not exceeding 11 kV r.m.s. a.c. or d.c..