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PUMPS & VALVESWärtsilä Hamworthyfirewater pump package• Wärtsilä Hamworthy Firewater Pump PackagesFire Water Pump Packages are safety critical for offshore operators.Wärtsilä designs system solutions to the highest NFPA 20 standards,with the reassurance of high quality Wärtsilä pump technology at theheart of the system.Our range of in-line centrifugal pumps or deepwell submergedpumps is available with a wide choice of drives and configurations,either contained or open for fire compartments.We work with you throughout, from pre-FEED to Detail Designstages, to create your optimum custom solution for complete peaceof mind.NFPA 20 controllerThe NFPA 20 controller ensures that the pump operates according tothe regulations given in NFPA 20.The FWPP system is supplied selfcontained,and is in accordance with strict operational requirementssuch as when in fire mode, the controller will only start the fire pumpwhen:The fire main pressure drops below the set value of the pressureswitch• z Receiving a fire & gas signal• z Receiving a manual start signal, either locally or remote• z A wiring failure occurs (fail-safe design)160