• Shopping Cart
    There are no items in your cart

BS EN ISO 17657-1:2007

Current

Current

The latest, up-to-date edition.

Resistance welding. Welding current measurement for resistance welding Guidelines for measurement

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-08-2007

€231.38
Excluding VAT

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 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
Renumbers and supersedes BS ISO 17657-1. 2007 version incorporates amendment 17295 to BS ISO 17657-1. Supersedes 02/705023 DC. (08/2007)
DocumentType
Standard
Pages
24
PublisherName
British Standards Institution
Status
Current
Supersedes

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

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.