Hello. Sign In
Standards Store
Look Inside

IEC 60051-4

4th Edition, January 1, 1984

Complete Document

Direct Acting Indicating Analogue Electrical Measuring Instruments and Their Accessories Part 4: Special Requirements for Frequency Meters

Detail Summary

Active, Most Current

Additional Comments:
Price (USD)
Single User
In Stock
Add to Cart

Product Details:

  • Revision: 4th Edition, January 1, 1984
  • Published Date: December 1984
  • Status: Active, Most Current
  • Document Language: English, French
  • Published By: International Electrotechnical Commission (IEC)
  • Page Count: 22
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Part 4 of the standard applies to direct acting indicating analogue frequency meters.

This part also applies to non-interchangeable accessories (as defined in Sub-clause of Part 1) used with frequency meters.

This sub-clause of Part 1 does not apply to frequency meters.

This standard also applies to instruments and accessories having electronic devices in their measuring and/or auxiliary circuits.

This standard does not apply to special purpose instruments which are covered by their own IEC standards.

This standard does not apply to special purpose devices which are covered by their own IEC standards when they are used as accessories.

This standard does not contain either requirements for protection against environmental conditions or the relevant tests. However, when necessary, and then only by agreement between the manufacturer and the user, tests to approximate the conditions of use may be selected from I EC Publication 68 : Basic Environmental Testing Procedures, to prove protection against environmental conditions.

This standard does not specifi requirements concerning dimensions of instruments or accessories (for the former, see IEC Publication 473: Dimensions for Panel-mounted Indicating and Recording Electrical Measuring Instruments).