BS ISO 17657-1 : 2005 AMD 17295
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
RESISTANCE WELDING - WELDING CURRENT MEASUREMENT FOR RESISTANCE WELDING - PART 1: GUIDELINES FOR MEASUREMENT
23-11-2012
31-08-2007
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 (01/2006) Renumbered and superseded by BS EN ISO 17657-1.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Superseded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 |