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AS 2481-1981

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

All-or-nothing electrical relays (instantaneous and timing relays)
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Withdrawn date

06-30-2017

Language(s)

English

Published date

01-01-1981

Publisher

Standards Australia

Preview

Specifies all-or-nothing relays that have contacts in their output circuits (the term includes relays with specified time, but not measuring relays). Includes definitions of more than 90 terms, specifies standard values for parameters and influence quantities, and covers performance in terms of accuracy, temperature rise, mechanical durability and contact life. Appendices explain the concepts and provide guidance.

Committee
EL-028
DocumentType
Standard
ISBN
0 7262 2306 9
Pages
59
PublisherName
Standards Australia
Status
Withdrawn
Supersedes

AS 3947.5.1-1995 Low-voltage switchgear and controlgear Control circuit devices and switching elements - Electromechanical control circuit devices
AS 3947.5.2-1995 Low-voltage switchgear and controlgear Control circuit devices and switching elements - Proximity switches
AS 4428.0-1997 Fire detection, warning, control and intercom systems Control and indicating equipment - General requirements and test methods (Reconfirmed 2016)
AS 2067-1984 Switchgear assemblies and ancillary equipment for alternating voltages above 1 kV
AS 1243-1982 Voltage transformers for measurement and protection
AS 2362.9-1990 Automatic fire detection and alarm systems - Methods of test for actuating devices - High frequency disturbance test
AS 3947.4.1-1995 Low-voltage switchgear and controlgear Contactors and motor-starters - Electromechanical contactors and motor-starters
AS 3190-1994 Approval and test specification - Residual current devices (current-operated earth-leakage devices)
AS 2220.1-1989 Emergency warning and intercommunication systems in buildings - Equipment design and manufacture
AS 2362.8-1990 Automatic fire detection and alarm systems - Methods of test for actuating devices - Impulse voltage withstand test

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Hardcopy - English
PDF 1 User - English
PDF 3 Users - English
PDF 5 Users - English
PDF 9 Users - English
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