DIN ISO 17657-3:2006-02

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Physical environment and operating conditions
5 Classification of current sensing coils and designation of product
  5.1 Class of current sensing coils
  5.2 Standard values of the conversion coefficient
  5.3 Designation of products
6 Requirements for current sensing coils
  6.1 Current sensing coil and connecting lead
  6.2 Conversion coefficient
  6.3 Measuring accuracy
  6.4 Mechanical strength
  6.5 Setting position error
  6.6 Influence of ambient temperature
  6.7 Thermal property of cover materials
  6.8 Test
7 Test procedures
  7.1 Conversion coefficient
  7.2 Measuring accuracy
  7.3 Mechanical tests
  7.4 Setting position error test
  7.5 Thermal test
  7.6 Contact test
8 Marking
Annex A (informative) Design of current sensing coils
Annex B (informative) Governing parameters of the conversion
        coefficient
Annex C (informative) Type of current sensing coils and
        their recommended specification range
Annex D (informative) Frequency response of current sensing
        coils

This standard is included in DIN DVS Handbook 393.