FPST2243_03a_ system components and hardware

FPST2243_03a_ system components and hardware - Automatic...

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1 Automatic Fire Suppression Systems FPST 2243 UNIT 3a System Components
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Objective Upon completing this module, the student should be able to: Recognize some sprinkler components Understand the working mechanisms of major valves Reading materials NFPA 13 chapter 3 (definitions) NFPA 13 chapter 6 (System components & Hardware)
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Definition (chap 3) System type (3.4) Component (3.5) Sprinkler (3.6) Construction (3.7) Hanging & Bracing (3.11) Piping FD connections
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SYSTEM COMPONENTS (3.5) Water supply Water mains Distribution system Incoming service Sprinkler riser (3.5.9) Feed main (3.5.6) Cross main (3.5.5) Riser nipples (3.5.8) & sprig)(3.5.10) Branch lines (3.5.4) Sprinklers types(3.6.4)
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Water Pressure O.S.& Y. Valve (Control Valve) Alarm Valve Sprinkler Riser Cross Main Branch Lines Sprinklers Water Supply Water Motor Alarm Main Drain Connection Check Valve
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Riser Nipples Feed Main Inspectors Test Connection
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1 Clapper (or alarm check valve) 6 Main drain 2 Alarm line 7 Alarm by-pass line 3 Retard chamber 8 Pressure gauge 4 Pressure (flow) switch 9 Fire department connection
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Underground Distribution Piping
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FPST2243_03a_ system components and hardware - Automatic...

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