BS 7739-1:1994

Superseded

View Superseded by

Specification for capacitive type to be used for voltage exceeding 1 kV a.c.Voltage detectors

Available format(s)

Hardcopy , PDF

Superseded date

01-15-1998

Language(s)

English

Published date

03-15-1994

Publisher

British Standards Institution

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

Applicable to portable voltage detectors with or without built-in power sources, to be used on electrical systems for voltages of 1 kV to 420 kV a.c. operating between 15 Hz to 60 Hz.

Committee	PEL/78
DevelopmentNote	DRAFT FOR COMMENT 89/27325 DC
DocumentType	Standard
Pages	48
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 61243-1 : 2005 BS EN 61243-1:1998

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