Industrial Knowledge Hub

8 matching articles

• Fire fighting

  Sprinkler selection by hazard

  Sprinkler selection by hazard. Start from the occupancy, not from a favourite head. IS 15105 groups the risk as light, ordinary o…

• Fire fighting

  Pump sizing basics

  … not a model name. Flow comes from the hydrant table or the sprinkler remote area. Head is residual pressure at the most remote outlet, plus static lift, plus pipe friction. IS 13039 sets a…

• Fire fighting

  Pipe material: MS, GI, CPVC, HDPE

  …Galvanised iron (GI) is the common above-ground hydrant and sprinkler pipe to IS 1239; do not substitute stainless or plain carbon for a GI line, or the reverse. CPVC is a light-hazard wet …

• Fire water: hydrant, sprinkler & fire pumps

  Overview

  Overview. Fire water is the hydrant, hose, sprinkler, pump and tank for a plant. A fire pump is a duty, not a model name. Flow comes from the hydrant table or the sprinkler…

• Fire water: hydrant, sprinkler & fire pumps

  Selection guide

  …C or 79 °C unless the roof or a process is hotter. Keep the sprinkler type (pendent, upright, sidewall) matched to the ceiling and the obstruction. Heads and the 25 NB branch are counted pe…

• Fire water: hydrant, sprinkler & fire pumps

  Design rules of thumb & formulas

  …kg/cm² when the hazard is high or the height is above 15 m. Sprinkler demand, IS 15105: Q = density × area of operation. Light 2.25 mm/min over 84 m². Ordinary 5 mm/min over 144 m². High 12…

• Fire water: hydrant, sprinkler & fire pumps

  Buyer's checklist

  …ist. - [ ] Hazard class and hydrant count for IS 13039:2014 Sprinkler density and remote area to IS 15105 Pump duty to IS 12469 / NFPA 20, with the TAC set when a diesel pump is listed Tank…

• Fire water: hydrant, sprinkler & fire pumps

  FAQs

  …13039:2014 by hazard and hydrant count, checked against the sprinkler remote area under IS 15105. The floors used here are 96 m³/h at 5.6 kg/cm², 171 m³/h at 7 kg/cm², and 410 m³/h at 8.8 k…