AUTOMATICEXTINGUISHERCONTROLPANELConventionalFireFightingPanel
Introduction
TheautomaticextinguishercontrolpanelisdesignedinaccordancewithEuropeanstandardsEN54-2andEN54-4FireDetectionandFireAlarmsystems-ControlandIndicatingEquipmentandEN12094-1Fixedfirefightingsystems-Componentsforgasextinguishingsystems-Part1:Requirementsandtestmethodsforelectricalautomaticcontrolanddelaydevices.Thecontrolequipmentisacombinedfirealarmcontrolpanelandextinguishingsystemandhasthreedetectionzones,anyorallofwhicharecapableofcontributingtotheextinguishantreleasedecision.
Controlpanelshaveanintegral,mainspoweredbatterychargerandpowersupplydesignedinaccordancewiththerequirementsofEN54-4.
InadditiontotherequirementsofEN54-2thecontrolpanelhasthefollowingfacilities:
Testconditiontoallowtheautomaticresettingofzonesinalarmfortestingpurposes.EN54-2Section10optionwithrequirements
Delayoftheactioningoffirealarmdevices(sounders)sothatanalarmmaybeverifiedbeforeapremisesisevacuated.EN54-2Section7.11optionwithrequirements.
Firealarmdevicestoenableanaudiblewarningtobesoundedthroughoutpremisesuponthedetectionofafireconditionortheoperationofamanualcallpoint.EN54-2Section7.8optionwithrequirements
InadditiontotherequirementsofEN54-2,allcontrolpanelshavevoltagefreerelaycontactsforfireandlocalfirewhichoperateuponafirecondition.Thesearetobeusedforlocalcontrolandsignaling.
InadditiontotherequirementsofEN12094-1thecontrolpanelhasthefollowingfacilities:
Delayofextinguishingsignalofupto60seconds.EN12094-1Section4.17optionwithrequirements.
Signalrepresentingtheflowofextinguishingagenttoindicatethereleasedcondition.EN12094-1Section4.18optionwithrequirements.
Monitoringofthestatusofcomponentsbywayofalowpressureswitchinput.EN12094-1Section4.19optionwithrequirements.
Emergencyholddevicetoenabletheextinguishantdelaytimetobeextended.EN12094-1Section4.20optionwithrequirements.
Controloffloodingtimetodeactivatethereleasingoutputafterasetperiodoftime.EN12094-1Section4.21optionwithrequirements.
Manualonlymodetodisablethereleaseofextinguishantviaautomaticdetectiondevices.EN12094-1Section4.23optionwithrequirements.
Triggeringofequipmentoutsidethesystembywayoffirstandsecondstagecontacts,extractfanoutputetc.EN12094-1Section4.26optionwithrequirements
Activationofalarmdeviceswithdifferentsignalstoindicatepre-dischargeandreleasedwarningsusingdifferentsounds.EN12094-1Section4.30optionwithrequirements.