S12 sprinkler Final test Exam Questions and Solved Solutions

S12 sprinkler Final test Exam Questions and Solved Solutions

1. fire department connection: normally on exterior of building... FDNY can pump suppleme
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ntal water into the sprinkler system, standpipe, or other system furnishing water for fire exting
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uishment to supplement existing water supplies. s s s s s


2. system control valve: valve controlling flow to water-based fire protection sys- tems.
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3. fire command center: ...
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4. MFSPC: ... s


5. MLP: ... s


6. tags: on closed section valves serving affected areas: area affected, brief descrip-
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tion, occupancy classification, c of f number, estimated time until operational
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7. Green tag: no impairment found in entire system- main control valve
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8. white tag: fully out of service- place on all fire department connecitons
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9. red tag: place on main control valve if FULLY OR PARTIALLY out of service... put sprinkler
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company name, date of removal from service and anticipated time to operational
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10. blue disk: partially out of service- on all fire department connections
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11. water storage tank: ... s s s


12. OS & Y valve: indicating type of control valve used for fire sprinkler system
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13. deluge valve: water supply control valve intended to be operated by actuation of an auto
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matic detection system that is installed in the same area as the discharge devices. INTENDED
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USE IS MANUAL AND AUTO
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14. deluge sprinkler system: employing open sprinklers that are attached to a piping system
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that is connected to a water supply through a valve that is opened by the operation of a detecti
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on system installed in the same areas as the sprinklers. WHEN IT OPENS, water flows into the
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piping system and discharges from all sprinklers attached.
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15. Early suppresion fast response sprinklers: fast response sprinkler that is listed for it
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s capability to provide fire suppression of specific high challenge fire hazards
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16. extra large orifice sprinklers: = or > 1 inch less pressure to achieve a given discharge d
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ensity
17. extended coverage sprinkler: 400 max square feet discharge s s s s s s s


18. fire pump: a provider of liquid flow and pressure dedicated to fire protection. A fire pump
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1s/s
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, is a part of a fire sprinklers system water supply and can be powered by electric, diesel or ste
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am. connected to public water source or tank. provides higher pressure to sprinkler system
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19. Glass bulb sprinkler: operated by heat breaking a glass bulb filled with a non freezing liq
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uid with diameters that vary form 3 mm for quick response to 5 mm for standard response
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2s/s
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