ag em en t NFPA 20 1 M an 1 2013 ) NFPA 20 2010 H ( & . SE . ne er in g . overdesign y En gi 150 ce on Sa fe t . er en . . . : io na l Co nf . 6t h N at 3 . 1 Rated Capacity 2 ag em en t . . M an . . 2010 H . ne er in g & 2010 . SE NFPA 20 . [1] 2013 . 2-8-4 . 2010 2013 2010 ([1]) 1-8-4 2 « 4.1 : 150 ( ) » 6t h N at io na l . Co nf er en ce on Sa 2013 NFPA 20 y En gi Fire Water Demand . fe t . 4 2 4.8.1 A centrifugal fire pump for fire protection shall be selected so that the greatest single demand for any fire protection system connected to the pump is less than or equal to 150 percent of the rated capacity (flow) of the pump. [1] ( 150) 1.5 ) 1.5 (1 [1] NFPA 20 . ) en .2-8-4 M an (1.4 .1 .2 .3 4 . ne er in . g . & H . ag em 3 . SE : t . NFPA 20 NFPA 20 gi 1.5 En . . on Sa fe t . 1.4 0.9 y . en ce . Co nf er 4.2 ) 6t h N at io na l . 3 4 “fire water demand” or “fire water requirement” Oversized . ( . . 150 ag em en t . . ) . 2.5 fe t . ce en er . 0.25 io na l at N 6t h . 0.17 . 6 Co nf . ) H 60 on 90 ( . Sa 250 . y . ) & 25 100 g ( 150 ne er in .[4] 5 ( 3 gi . . En 20 5 .1 SE M an . .2 . (10 ) 20 [9]: Sec 5.1.1.The equipment (including auxiliaries) covered API 610 shall be designed and constructed for a minimum service life of 20 years (excluding normal wear parts as identified in Table 18) and at least 3 years of uninterrupted operation. It is recognized that these requirements are design criteria and that service or duty severity, misoperation or improper maintenance may result in a machine failing to meet these criteria. . en M an ) . SE ( ag em . t . . / (HR QR) gi [1]) Q0) y En (2-8-4 140 90 (H0=Hmax 2.7 ne er in g & H . . fe t ce on Sa -4 -5 150 . Co nf er en 6 / 6t h N at io na l . 6 Fire Protection .1 . : -1 -2 -3 / 5 8 7 . ( ( en t . . ) 120) ag em ) M an (1 . 9 & H SE . 10 . 60 3 En 50 0.9 2 [11] NPCS [10] IPS on Sa fe t [12] Total 100 y NFPA . gi . 1.4 ne er in g 6 . . 6t h Co nf N at io na l . 50 er en ce 100 . 7 Operating Point Supply Curve 9 Demand Curve 10 configuration 8 100 .[12 11 10] ([10] IPS ) 40 33 60 ) ([12] Total 3 ) .[12] [1] NFPA 20 150 listed 12 . (2 .( .1-2-6 [1]) .( .2-2-6 NFPA . ( 90 ne er in gi fe t y En 6.1 on Sa . . . ) 6t h N at io na l Co nf er en ce Fire Pump ( 11 shutoff head Listed 13 Jockey Pump or Pressure Compensating Pumps 12 en ) g 90 [1]) 140 13 . ag em 140 . M an (1 SE 150 11 t . & 65 4 H 6 . . . 6t h io na l at N ce en er Co nf on 5 14 Set Point . . g & . 14 ne er in gi En . y fe t 4 Sa . ( 200 SE H . ) . . . en ag em M an t NFPA ( ) . . . 6.2 . ( ( ) ) ag em en t . ( ) M an . SE / ne er in g & H ) 140 90 ) . « » 8 Co nf er NFPA® 20, Standard for the Installation of Stationary Pumps for Fire Protection, ed. 2013. Stationary Fire Pumps Handbook, Edited by Chad R.W. Duffy, fourth edition, ed. 2013. NFPA® 20, Standard for the Installation of Stationary Pumps for Fire Protection, ed.2010. NFPA 20, Standard for the Installation of Stationary Pumps for Fire Protection, ed. 2007. NFPA 20, Standard for the Installation of Stationary Pumps for Fire Protection, ed. 1999. NFPA 20, Standard for the Installation of Centrifugal Fire Pumps, ed.1996. NFPA 101, Life Safety Code, ed. 2009. Fire Protection Handbook, NFPA ed. 2003. API STD 610, Centrifugal Pumps for Petroleum, Petrochemical and N.G. Industries, 9th ed. 2003. 6t h N at io na l [1]. [2]. [3]. [4]. [5]. [6]. [7]. [8]. [9]. en ce on 7 « Sa fe t y En gi . . [10]. IPS-E-SF-220, ed. 1393. [11]. NPCS-E-CI… [12]. Total GS EP SAF 321: Fire Pump Stations and Fire Water Mains, ed. 2011. » 9
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