CSA E947.1 : 0

Foreword
Clause
1 General
  1.1 Scope and object
  1.2 Normative references
2 Definitions
  2.1 General terms
  2.2 Switching devices
  2.3 Parts of switching devices
  2.4 Operation of switching devices
  2.5 Characteristic quantities
  2.6 Tests
3 Classification
4 Characteristics
  4.1 General
  4.2 Type of equipment
  4.3 Rated and limiting values for the main circuit
  4.4 Utilization category
  4.5 Control circuits
  4.6 Auxiliary circuits
  4.7 Relays and releases
  4.8 Co-ordination with short-circuit protective
       devices (SCPD)
  4.9 Switching overvoltages
5 Product information
  5.1 Nature of information
  5.2 Marking
  5.3 Instructions for installation, operation and
       maintenance
6 Normal service, mounting and transport conditions
  6.1 Normal service conditions
  6.2 Conditions during transport and storage
  6.3 Mounting
7 Constructional and performance requirements
  7.1 Constructional requirements
  7.2 Performance requirements
  7.3 Electromagnetic compatibility (EMC)
8 Tests
  8.1 Kinds of tests
  8.2 Compliance with constructional requirements
  8.3 Performance
  8.4 Tests for EMC
Annexes
A Examples of utilization categories for low-voltage
   switchgear and controlgear
B Suitability of the equipment when conditions for
   operation in service differ from the normal
   conditions
C Degrees of protection of enclosed equipment
D Examples of terminals
E Description of a method for adjusting the load
   circuit
F Determination of short-circuit power-factor or
   time-constant
G Measurement of creepage distances and clearances
H Correlation between the nominal voltage of the supply
   system and the rated impulse withstand voltage of
   equipment
J Items subject to agreement between manufacturer and
   user
L Terminal marking and distinctive number
M Flammability test

The aim of this standard is to harmonize as far as practicable all rules and requirements of a general nature that apply to low-voltage switchgear and controlgear so as to obtain uniformity requirements and tests throughout the corresponding range of equipment and to avoid the need to test to different standards.