GUIDELINES FOR THE USE AND INSTALLATION OF DETECTORS EQUIVALENT TO SMOKE DETECTORS
General
1 DetectorsfittedasequivalenttosmokedetectorsrequiredbySOLASregulationII-2/71 shouldhaveareliabilityandsensitivityperformanceatleastcomparabletosmokedetectors required by SOLAS.
2 The detector, system and its components should be designed, installed and tested2 in accordancewiththesamestandardsusedforsmokedetectorswhichareinkeepingwiththe Organizationís requirements3.
Principal requirements
3 Therequirementsofchapter9oftheFireSafetySystems(FSS)Code4,exceptasmodifiedby these guidelines, should apply.
4 Wherecarbonmonoxidedetectorsareused,thealarmthresholdshouldbesetat40ppmwith theabilityofthedetectortobeadjustedtohighandlowsensitivitysettingsinordertoobtain theoptimumperformanceafterconsideringthefirehazardandthelikelysourceandto minimise false alarms.
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1 ReferstotherevisedSOLASchapterII-2,adoptedbyresolutionMSC.99(73).
2 e.g.EN54,part7,testfires
3 ReferenceismadetothetestingstandardtobedevelopedbytheOrganization.
4 Refers to the International Code for Fire Safety Systems, adopted by the Organization by resolution
MSC.98(73).