Standard for Installation of Fire Safety Devices based on Use and Occupancy Article 229

The cooling sprinkling equipment used in the places of inflammable high-pressure gas, LPS station, storage tank of natural gas, and inflammable high-pressure gas shall comply with the following subparagraphs:1.Sprinkler monitor or drilled pipe shall be used for water sprinkling to ensure the sprinkle evenly on the protecting subjects.2. Drilling pipes shall comply with the provisions of CNS12854, and the diameter of the drilled holes shall be more than 4mm.3. The sprinkling volume shall be more than 5l/min per square meter. Thesprinkling volume may be reduced by a half if the protected object is coated by rockwool with a thickness of more than 25mm or any material that possess equivalent fire resistance with the outer layer is coated by zinc iron plate with a thickness of more than 0.35mm that comply with CNS1244 or other material of the equivalent strength and fire resistance.4.The volume of water source shall be more than the water volume discharged by pressurization and driving device for 30 consecutive minutes.5. The structure and the manual station shall apply mutais mutandis to the case as referred to in Article 216.
中文原文 各類場所消防安全設備設置標準第229條
可燃性高壓氣體場所、加氣站、天然氣儲槽及可燃性高壓氣體儲槽之冷卻撒水設備,依下列規定設置:
一、撒水管使用撒水噴頭或配管穿孔方式,對防護對象均勻撒水。
二、使用配管穿孔方式者,符合CNS一二八五四之規定,孔徑在四毫米以上。
三、撒水量為防護面積每平方公尺每分鐘五公升以上。
但以厚度二十五毫米以上之岩棉或同等以上防火性能之隔熱材被覆,外側以厚度零點三五毫米以上符合CNS一二四四規定之鋅鐵板或具有同等以上強度及防火性能之材料被覆者,得將其撒水量減半。
四、水源容量在加壓送水裝置連續撒水三十分鐘之水量以上。
五、構造及手動啟動裝置準用第二百十六條之規定。

English translation for reference only; the Chinese text prevails. Not legal advice.