AS 1682.1-1990

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Fire dampers, Part 1: Specification

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Sets out the requirements for the design, manufacture, performance testing and marking of fire dampers whose purpose is to protect ventilation openings in fire-resistant elements of construction.

Header

About this publication

PREFACE

FOREWORD

1 SCOPE AND GENERAL

1.1 SCOPE

1.2 APPLICATION

1.3 REFERENCED DOCUMENTS

1.4 DEFINITIONS

1.5 MARKING

1.5.1 General

1.5.2 Information

1.5.3 Label

1.5.3.1 General

1.5.3.2 Location

1.6 INSTALLATION INSTRUCTIONS

2 MATERIALS

2.1 GALVANIC CORROSION

2.2 MATERIALS FOR FLANGE, CASING, AND BLADES

2.3 MATERIALS FOR MOVING PARTS

2.3.1 Blade and linkage shafts

2.3.2 Blade and linkage bearings

2.3.3 Linkages, springs and moving parts

3 DESIGN AND MANUFACTURE

3.1 GENERAL

3.2 CONSTRUCTION

3.3 RELEASE MECHANISM

3.4 LATCHING DEVICE

3.5 FLANGE, CASING AND BLADES

3.6 THERMALLY-RELEASED LINK

3.7 VARIATIONS FROM THE TESTED PROTOTYPE

4 PERFORMANCE

4.1 FIRE-RESISTANCE LEVEL

4.2 RESISTANCE TO AIR LEAKAGE

5 TESTING

5.1 PERFORMANCE TESTING

5.2 TEST SPECIMENS

5.2.1 Selection of specimen

5.2.2 Mounting of specimen for fire-resistance test

5.2.2.1 Arrangement

5.2.2.2 Mounting in a wall

5.2.2.3 Clearances

5.2.2.4 Packing

5.2.2.5 Mounting in a horizontal plane

5.3 AIR-LEAKAGE TEST

5.4 TEST REPORT

APPENDIX A