UL 199-2020 pdf free download.Automatic Sprinklers for Fire Protection Service.
5.14 EXTENDED COVERAGE SPRINKLER INTENDED FOR LIGHT HAZARD OCCUPANCIES (ECLH)
— A sprinkler having a specified area of coverage which is larger than the standard sprinkler coverage areas and is intended for use in light hazard occupancies described in NFPA 13.
5.15 EXTENDED COVERAGE SPRINKLER INTENDED FOR ORDINARY HAZARD OCCUPANCIES (ECOH) — A sprinkler having a specified area of coverage which is larger than the standard sprinkler coverage areas and is intended for use in ordinary hazard occupancies described in NFPA 13.
5.16 EXTENDED COVERAGE CONTROL MODE DENSITY AREA (CMDA) STORAGE SPRINKLER –
A sprinkler intended to be installed using the extended coverage area and densitylarea criteria referenced in NFPA 13.
5.17 FLOW CONTROL (FC) SPRINKLER — A sprinkler that is intended to control water flow by automatically cycling open and closed within a specified temperature range.
5.18 FLUSH CEILING SPRINKLER — A sprinkler in which all or part of the body is mounted above the lower plane of the ceiling (or beyond a wall for sidewall sprinklers), but all of the heat responsive collector is below the lower plane of the ceiling (or beyond a wall for sidewall sprinklers).
5.19 HEAT RESPONSIVE ELEMENT — That portion of a sprinkler that breaks, melts, or otherwise functions to initiate the automatic operation of the sprinkler when exposed to sufficient heat.
5.20 HEPTANE — Commercial grade heptane having the following characteristics:
a) Minimum Initial Boiling Point of 190°F (88°C):
b)Maximum Dry Point of 212°F (100° C); and C) Specific Gravity (60°F/60°F) (15.6°C/i 5,6°C) of 0.68—0.73.
5.21 OPEN SPRINKLER — An automatic sprinkler with the heat responsive and activating elements removed. The discharge orifice is open.
5.22 OPERATING TEMPERATURE — The temperature at which the heat responsive element of a sprinkler operates when immersed in a liquid bath under controlled rate of rise conditions.
5.23 ORIFICE — The opening that controls the amount of water discharged from a sprinkler at a given pressure.
5.24 PENDENT SPRINKLER — A sprinkler intended to be installed so that its deflector is located below the orifice and the water flows downward against the deflector.
5.25 QUICK RESPONSE-EXTENDED COVERAGE LIGHT HAZARD OCCUPANCY SPRINKLER — A sprinkler that complies with the applicable requirements for such sprinklers in the Sensitivity Tests, Section 33, when tested and installed in a test room at greater than standard spacings as stated in the installation instructions and complies with the requirements for extended coverage light hazard occupancy sprinklers.
5.26 QUICK RESPONSE-EXTENDED COVERAGE ORDINARY HAZARD OCCUPANCY SPRINKLER
— A sprinkler that complies with the applicable requirements for such sprinklers in the Sensitivity Tests.
Section 33, when tested and installed in a test room at greater than standard spacings as stated in the installation instructions and complies with the requirements for extended coverage ordinary hazard occupancy sprinklers.UL 199 pdf download.