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BS ISO 17657-1 : 2005 AMD 17295

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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RESISTANCE WELDING - WELDING CURRENT MEASUREMENT FOR RESISTANCE WELDING - PART 1: GUIDELINES FOR MEASUREMENT

Superseded date

31-08-2007

Superseded by

BS EN ISO 17657-1:2007

Published date

23-11-2012

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Welding current measuring system
  4.1 General
  4.2 Applicability
  4.3 Accuracy
  4.4 Welding current meter with current sensing coil
5 Current sensors
  5.1 Type of sensor
  5.2 Selection of current sensor
  5.3 Conversion coefficient
6 Tests and calibration of the welding current measuring
  systems
7 Selection of requirements and test procedures for a
  welding current measuring system
Annex A (normative) Definition of weld times
Annex B (informative) Types of integrator and equivalent
                      current sensing coil circuits
Annex C (informative) Conversion coefficient and maximum
                      output voltage of current sensing
                      coils

Provides equipment for the calibration of measuring systems of welding current and indicating weld time in resistance welding using single-phase alternating current of frequency 50 Hz or 60 Hz, or direct current.

Committee
WEE/29
DevelopmentNote
Supersedes 02/705023 DC. (01/2006) Renumbered and superseded by BS EN ISO 17657-1. (08/2007)
DocumentType
Standard
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 17657-1:2005 Identical

ISO 17657-5:2005 Resistance welding — Welding current measurement for resistance welding — Part 5: Verification of welding current measuring system
ISO 17657-2:2005 Resistance welding — Welding current measurement for resistance welding — Part 2: Welding current meter with current sensing coil
ISO 17657-3:2005 Resistance welding — Welding current measurement for resistance welding — Part 3: Current sensing coil
ISO 17657-4:2005 Resistance welding — Welding current measurement for resistance welding — Part 4: Calibration system
ISO 669:2016 Resistance welding Resistance welding equipment Mechanical and electrical requirements

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