BS 7739-1:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for capacitive type to be used for voltage exceeding 1 kV a.c.Voltage detectors
Hardcopy , PDF
15-01-1998
English
15-03-1994
Committees responsible
National foreword
Specification
1. Scope
2. Normative references
3. Definitions
4. Requirements
5. Specific requirements
6. Tests
7. Specific tests
Annexes
A. (normative) Chronology of tests
B. (normative) Instructions for use
C. (normative) Sampling procedure
D. (normative) Mechanical shock test
E. (normative) Symbol for marking
F. (normative) In-service care
Tables
1. Climatic categories
2. Minimum length of the insulating element (L1 min.)
3. Maximum length of bare position of contact electrode
4. Electrode separation distances (horizontal distance)
5. Protection against bridging narrow point spacings
for testing
Figures
1. Detectors
2. Test set-up for measuring function voltages
3. Circuit connections for function tests
4. Test set-up for measurement of clear perceptibility
of visual indication
5. Test set-up for measurement of clear perceptibility
of audible indication
6. Curves of measurement of response time
7. Test set-up with bars for testing of bridging
protection
8. Arrangement for testing bridging protection of
outdoor type detector
9. Test for grip force
10. Curve of test cycle for climatic resistance
11. Test set-up for dielectric strength for indicator
casing
A.1 Sequential order for performing tests
D.1 Pendulum method for shock testing
E. Symbol for marking
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