Ji'nan rolling shutter door factory introduces the main installation requirements of fire shutter door

1.與中庭相通的過廳、通道等，應設乙級防火門或耐火極限大于3.00h的防火卷簾分隔。

1. The corridor and passageway connected with atrium shall be separated by class B fire door or fireproof rolling shutter with fire resistance limit greater than 3.00h.

2.兩座高層或高層建筑與不低于二級耐火等級的單層、多層民用建筑相鄰，當相鄰較高一面外墻耐火極限不低于2.00h，墻上開口部位設有甲級防火門、窗或防火卷簾時，其防火間距可適當減小，但不宜小于4.00m。

2. When two high-rise buildings or high-rise buildings are adjacent to single-layer or multi-storey civil buildings with no less than grade II fire resistance rating, when the fire resistance limit of the adjacent higher exterior wall is not less than 2.00h, and class a fireproof doors, windows or fire rolling shutters are set at the opening of the wall, the fire separation distance can be appropriately reduced, but it should not be less than 4.00m.

3.消防電梯前室的門，應采用乙級防火門或具有停滯功能的防火卷簾。

3. The door of the front room of the fire elevator shall be class B fireproof door or fireproof rolling shutter with stagnation function.

4.高層建筑內設有上下層相連通的走廊、敞開樓梯、自動扶梯等開口部位時，應按上下連通層作為一個防火分區，其允許建筑面積之和不應超過本規定第5.1.1條的規定。當上下開口部位設有耐火極限大于3.00h的防火卷簾或水幕等分隔設施時，其面積可不疊加計算。

4. When there are corridors connecting upper and lower floors, open stairs, escalators and other openings in high-rise buildings, the upper and lower connected floors shall be regarded as a fire compartment, and the sum of the maximum allowable building areas shall not exceed the provisions of article 5.1.1 of the regulations. When the upper and lower openings are equipped with fire-resistant shutter or water curtain with fire resistance limit greater than 3.00h, the area can be calculated without superposition.

5.設在疏散走道上的防火卷簾應在卷簾的兩側設置啟閉裝置，并應具有自動、手動和機械控制的功能。

5. The fire shutter set on the evacuation corridor should be equipped with opening and closing devices on both sides of the shutter, and should have the functions of automatic, manual and mechanical control.

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