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AS 1890-1999

[Current]

Thermally released links

Specifies requirements for thermally released links for general fire protection services in buildings, which are commonly used in fire dampers, fire shutters, smoke and heat ventilators and fire doors. This Standard includes requirements for construction, testing, identification and marking of thermally released links. The Standard does not apply to links incorporated in sprinkler heads.
Published: 05/05/1999
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Table of contents
Cited references
Content history
Table of contents
Header
About this publication
PREFACE
1 SCOPE
2 REFERENCED DOCUMENTS
3 IDENTIFICATION
4 CONSTRUCTION
4.1 Stresses
4.2 Coatings and platings
5 PERFORMANCE REQUIREMENTS AND TESTS
5.1 General
5.2 Strength test
5.3 Operating temperature (bath) test
5.3.1 General
5.3.2 Test conditions
5.3.3 Test procedure
5.4 Operation—Air oven test
5.4.1 General
5.4.2 22 K/min test
5.4.3 2 K/min test and 0.5 K/min test
5.4.4 Observations
5.5 Corrosion-resistance test
5.6 Evaporation test for protective coatings
6 MANUFACTURING AND PRODUCTION CONTROL TESTS
6.1 General
6.2 Tests
7 MARKING
APPENDIX A
A1 SCOPE
A2 SAMPLING
A3 HIGH TEMPERATURE TEST—UNCOATED LINKS
A4 HIGH TEMPERATURE TEST—COATED LINKS
APPENDIX B
B1 SCOPE
B2 STATISTICAL SAMPLING
B3 PRODUCT CERTIFICATION
B4 SUPPLIER’S QUALITY SYSTEM
B5 OTHER MEANS OF ASSESSMENT
Cited references in this standard
SAA HB18.28
Guidelines for third-party certification and accreditation, Guide 28—General rules for model third-party certification scheme for products
[Superseded]
Quality management and quality system elements, Part 1: Guidelines
[Superseded]
Quality management and quality assurance standards, Part 1: Guidelines for selection and use
[Withdrawn]
Thermometers — Solid stem — Long and short — For precision use
[Withdrawn]
Fire detection, warning, control and intercom systems — Methods of test — Corrosion test
Content history
[Superseded]
DR 98486