Provision shall be manufactured for standby pumps fed from different source of energy at the speed of fifty p.c of combination variety of pumps, subject to least of 1 and highest of two. Wherever pumps are of various capacities, standby pump ought to be of optimum potential.
請注意：務必確保已選取的區域來自正確的螢幕截圖（螢幕內），否則裝置將永遠顯示黑色。若您從外接螢幕選擇區域，且螢幕已從桌上型電腦或筆記型電腦拔除，請在套用具有同步辨色的燈效設定檔前，重新選擇自訂區域。
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在各種場景配置中自動切換，讓您隨時置身於最適合的燈光模式中。針對個別應用程式和遊戲，定義您偏好的作業模式及其他系統設定，並針對不同的作業，個人化電腦的運作方式。
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The hydrants should be Positioned according to the attendant hearth hazard so as to aid the most effective company. They needn't essentially be equidistant from one another. In industries the place They're to address distinct buildings, edge should be taken of easy doors or Home windows ome88 or both, to put hydrants so that merely a minimum size of hose is necessary to reach the opening by which fires could be attacked The situation of hydrant landing valves on floors earlier mentioned the ground flooring or simply a processing unit must be close to the staircase landings.
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Right handling and dealing of the hydrants can go a ome88 great distance of their far better routine maintenance and satisfactory efficiency around lengthy period of time. The subsequent straightforward regulations needs to be adopted Any time hydrants ome88 are operated:
This standard covers provisions of installation, inspection and upkeep of external hydrant techniques.
Underground mains must be laid not fewer than 1 m down below ground ome88 degree. Wherever soil disorders are unsatisfactory, masonry or equal supports needs to be delivered at normal intervals.
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The indicating plates may be product of vitreous enamelled gentle metal, cast iron, aluminium alloy or plastic. The plates ome88 must be yellow in colour with letter ‘H’ in black, preferably with fluorescent colour paints. The place attainable, size on the mains and the space in the hydrant within the plate needs to be marked over the plate.
It's specially built to give low back stress. It's a constant Gallon age Nozzle. It has a straight stream to vast fog and flush with no shut off. Its mounded rubber bumper with adaptable fog enamel makes thick fog sample.