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BS ISO 17657-2 : 2005 AMD 17296

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by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 2: WELDING CURRENT METER WITH CURRENT SENSING COIL

Superseded date

31-08-2007

Superseded by

BS EN ISO 17657-2:2007

Published date

23-11-2012

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Physical environment and operating conditions
5 Classification of welding current meters with their
   current sensing coil, and designation of product
   5.1 Classes of welding current meter with current
        sensing coil
   5.2 Designation of product
6 Requirements for welding current meter with current
   sensing coil
   6.1 Welding current meter
   6.2 Current sensing coil
   6.3 Welding current meter with its current sensing coil
   6.4 Integrator
   6.5 Data processing unit
   6.6 Display unit and output ports
   6.7 Minimum and maximum duration of welding current
   6.8 Maximum measuring current
   6.9 Minimum measuring current
   6.10 Phase-controlled current
   6.11 Minimum time for current measurement
   6.12 Fluctuation of supply voltage
   6.13 Mechanical strength of current sensing coil
   6.14 Setting position error of current sensing coil
   6.15 Influence of ambient temperature
   6.16 Test
        6.16.1 Type test
        6.16.2 Acceptance test
7 Test procedures
   7.1 Maximum measuring current
   7.2 Minimum measuring current
   7.3 Phase-controlled current
   7.4 Minimum time for current measurement
   7.5 Fluctuation of supply voltage
   7.6 Thermal test
8 Marking
Annex A (normative) Definition of indicated measuring time
                    and its indicated current value
      A.1 Indicated measuring time
      A.2 Welding current value for the indicated
          measuring time
Annex B (informative) Set-up of a current sensing coil and
                      construction of welding current
                      meters

Provides a welding current meter with a current sensing coil to measure the weld time and the r.m.s. value of the welding current during a certain interval using single-phase alternating current of frequency of 50 Hz or 60 Hz, or direct current.

Committee
WEE/29
DevelopmentNote
Supersedes 02/705024 DC. (01/2006) Renumbered and superseded by BS EN ISO 17657-2. (08/2007)
DocumentType
Standard
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 17657-2:2005 Identical

ISO 17657-1:2005 Resistance welding — Welding current measurement for resistance welding — Part 1: Guidelines for measurement
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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