Life Safety Standards

NFPA 20 & EN 12845 Fire Protection Pump Sizing

Certified fire protection pump sizing and hydraulic compliance evaluation covering NFPA 20, NFPA 13, NFPA 14, EN 12845, and AS 2941.

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Standards & Views:
Sprinkler Standard
NFPA 13 (Automatic Sprinklers)

Pre-configures hydraulic fire sprinkler demand according to hazard classification (Light Hazard, Ordinary Hazard, Extra Hazard, and High-Bay Storage) with automatic design density, operating area, and hose stream demand.

Module Overview

Fire protection pump systems protect lives and major infrastructure. Unlike continuous-duty pumps, fire pumps must satisfy strict international codes governing shutoff pressures, overload flow rates, and driver sizing.

What You Can Do With This Module

Pre-configures hydraulic fire sprinkler demand according to hazard classification (Light Hazard, Ordinary Hazard, Extra Hazard, and High-Bay Storage).
Calculates Standpipe & Hose stream requirements under NFPA 14 (500 GPM for 1st riser + 250 GPM additional).
Evaluates NFPA 20 curve compliance: confirms rated pressure at 100% flow, churn shutoff head below 140%, and overload pressure above 65% at 150% flow.
Sizes dedicated fire water storage tanks and determines usable volume based on system duration (30 to 120+ minutes).
Sizes pressure-maintenance Jockey Pumps to prevent unnecessary main pump starts on minor pressure drops.

Primary Applications & Industries

High-Rise Commercial Buildings & Office Towers
Industrial Warehouses & Logistics Distribution Centers
Oil & Gas Refineries, Petrochemical Plants & Fuel Depots
Hospitals, Universities & Critical Public Infrastructure

Why Engineers Choose It

  • Ensures immediate compliance with fire department and insurance underwriting criteria.
  • Eliminates guesswork in complex hazard density and hose stream demand equations.
  • Guarantees driver non-overloading across full fire demand curves.
  • Streamlines regulatory approval with clear code-compliance indicators.

Industry Topics & Keywords

#fire pump sizing software #NFPA 20 fire pump #NFPA 13 sprinkler calculation #EN 12845 fire pump #churn pressure calculation #fire water storage tank sizing #jockey pump sizing #fire protection hydraulic calculation
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