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BSI
BS 7125:1989

BS 7125:1989

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

View Superseded by
withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Specification for transformers for resistance welding machines

Available format(s)

Hardcopy , PDF

Withdrawn date

29-10-2018

Language(s)

English

Published date

31-08-1989

Publisher

British Standards Institution

National foreword
Committees responsible
Specification
1. Scope and field of application
2. References
3. Operating conditions
4. Definitions
5. Construction
6. Specifications
7. Tests
8. Marking
9. Technical notice
Annexes
A. Notes on some physical concepts and comments on the
    definitions
B. Corrections to be made when operating under
    conditions different from those indicated in
    clause 3
C. Specimen rating plates
Tables
1. Heat rise and temperature limits
2. Cooling water temperature
3. Reduction of maximum heat rise values
Figures
1. Temperature variation of a transformer
2. Transformer operating cycle
3. Cooling curve

Requirements and tests for transformers supplied with single phase current and used for resistance welding. Applies to transformers sold separately from the rest of the welding machine. For transformers forming an integral part of the welding machine, BS 3065 should be consulted.

Committee
WEE/29
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Withdrawn
SupersededBy

Standards Relationship
ISO 5826:2014 Identical

BS 5924:1989 Specification for safety requirements for the construction and the installation of equipment for resistance welding and allied processes

BS 6404-8.4(1986) : 1986 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR COLD ROLLED NON ORIENTED MAGNETIC STEEL SHEET AND STRIP DELIVERED IN THE FINALLY ANNEALED STATE
BS 601-2:1973 Specification for steel sheet and strip for magnetic circuits of electrical apparatus Oriented steel, 0.25 mm thick and above

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Hardcopy - English
PDF - English
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