BS 3939-2:1985
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy , PDF
26-10-2018
English
28-06-1985
National foreword
Committees responsible
List of symbols
Chapter I : Symbol elements
Section
1 Outlines and enclosures
Chapter II : Qualifying symbols
2 Kind of current and voltage
3 Variability
4 Direction of force or motion
5 Direction of flow
6 Operational dependence on a characteristic quantity
7 Types of material
8 Effect or dependence
9 Radiation
10 Signal waveforms
11 Printing, perforating and facsimile
Chapter III: Other symbols having general application
12 Mechanical controls
13 Operating devices and methods
14 Control by non-electrical quantities
15 Earth and frame connections, equipotentiality
16 Ideal circuit elements
17 Miscellaneous
Appendix A : Older symbols
A1 Operating device
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