BS 5765(1979) : 1979 AMD 7913
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
SPECIFICATION FOR D.C. RESISTIVE VOLT RATIO BOXES
15-10-1993
23-11-2012
Concerns d.c. resistive volt ratio boxes with fixed ratios and rated input voltage up to 1.5 kV and a class index of 1000 parts per million or better. Relates to all equipment which is built in or is supplied by the manufacturer as an essential part of the volt ratio box. Includes sections on nominal and true voltage ratio, circuit insulation voltage, leakage current screen, electrostatic screen, ripple content, common mode voltage, influence quantity, fiducial value, error, accuracy, parasitic voltage, multiple ratio VRBs, permissible variations, effect of self heating, voltage tests and other safety requirements, insulation resistance test, limiting temperature for storage, transport and use, markings, symbols, and documentation. BS AMD 7913 RENUMBERS THIS STANDARD TO BS EN 60524
| Committee |
PEL/13
|
| DevelopmentNote |
Renumbered and superseded by BS EN 60524. Supersedes 78/20680 DC. (11/2005)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 60524:1975 | Identical |
| IEC 60414:1973 | Safety requirements for indicating and recording electrical measuring instruments and their accessories. |
| IEC 60160:1963 | Standard atmospheric conditions for test purposes |
| IEC 60051:1973 | Recommendations for direct acting indicating electrical measuring instruments and their accessories |
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