Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
  4.1 Compliance
  4.2 Integral status indication
  4.3 Connection of ancillary devices
  4.4 Monitoring of detachable short-circuit isolators
  4.5 Manufacturer's adjustments
  4.6 On-site adjustments
  4.7 Marking
  4.8 Data
  4.9 Additional requirements for software controlled
       short-circuit isolators
5 Tests
  5.1 General
  5.2 Reproducibility
  5.3 Variation in supply voltage
  5.4 Dry heat (operational)
  5.5 Cold (operational)
  5.6 Damp heat, cyclic (operational)
  5.7 Damp heat, steady state (endurance)
  5.8 Sulfur dioxide (SO[2]) corrosion (endurance)
  5.9 Shock (operational)
  5.10 Impact (operational)
  5.11 Vibration, sinusoidal (operational)
  5.12 Vibration, sinusoidal (endurance)
  5.13 Electromagnetic compatibility (EMC), immunity tests
       (operational)
6 Test report
Annex A (informative) - Examples for the functional test
                        procedure
Annex B (informative) - Apparatus for impact test
Bibliography

Abstract

Provides requirements, test methods and performance criteria for short-circuit isolators, for use in fire detection and alarm systems for buildings; see ISO 7240-1.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 21
Supersedes	ISO/DIS 7240-17 : 60.00 (2009)