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It has to be from Suction header of primary chilled water pupms to suction header of secondary chilled water pumps to avoid water going back to chiller as per the requirement.
Hoses system or fire boxes - Hose wall (FHC) or Hose fuel station (FHS) - Rails from the request room on the building If only machine guns are loaded, they will be called riser. If they are sprayed with sprinklers or boxes, they will be called combined riser. The faucet and the system are called the faucet system. - In any extinguishing system it must be present: - Automatic system (sprinkler system) ** Manual system (faucet system) or extinguishers. - The code to talk about fire boxes is NFPA 14. --- Fire boxes or fire extinguishers and caught fire on the way to the building --- **** Components of the fire box * - certain or difficult not to resist (stainless). - Bacon thickness according to the requirements of the owner and most of the Bacon melon and text as in the boxes of Bavaria or 1.2 ml as in the boxes of the national company in Egypt. - For the removal of the fire box code for the first degree and healthy. - The owner's advisor shall approve the sample submitted by the contractor by using it and making sure that its dimensions are suitable for its contents. Some consultants will determine the dimensions of the fund in the description and that of the experience. Manufacturers of the funds have the dimensions of Stender. For each type of boxes, but can manufacture special dimensions according to customer requirements. * Installation of fire box ** - According to the code imposed on the wall on the wall at a distance of 90 to 1500 cm of finishing / satisfaction, at the site of Bacon at a distance of 100 cm .- - There are three types of fire boxes p - The wall is suspended (exposed) with a distance of about 255 cm, or in other words the box on the wall and this is the best type because it is visible to any extent and easy to use at the time of the fire 0.2 - semi - exposed type. Wall and the other part immersed in the wall. The whole box shall be immersed in the wall. The box shall be concealed for decoration purposes. The component of the fire hose shall be the second. The fire hose inside the Bacon fire box shall be 30 meters long. There are other lengths of 20 and 155 meters, with the vehicles of the civil defense men. - There are three diameters of the fire hose, either inches or inches and text or 2.5 compass and a length of 30 m. - At the end of the hose was installed Nozzlee ejector or Bbhbori, which turns the pressure of water on a longer ejaculation. You collide with your husband. Of rubber or of flax (cloth). - Fire Hose - Diameter of the Beech and Binches Finisher - Termination - Installed and Maintained - Valves and Bacon - Ready for User - Run Time and Personal Use - - - 2.55 B Fire Hose - Fire Extinguishers - Fitting for fire time, Quick delivery hose arrangement. Inside the cabinet there are two types of boxes according to the method of sealing the hose inside the boxes 1 - hose type pulley in this type is the hose is wrapped on a reel or mackerel and has an arm fixed on the inside of the box. This is more widely used for the mortar or linen 2 - Hose racks of this type. In this type, the hose is installed on the flap of the hose and flax only, and the type Bacon in decorative form is the most beautiful - Requirements Khartoum Khartoum code boxes to the three classifications: - Class 1 and the box Bacon where the hose drop 2.55 In which the pressure is at least 6.9 bar according to the NF code PA 14 or 4.5 bar according to the Egyptian code and the flow rate is not less than 250 gallons per minute. This type of fund does not recommend that they start as civil defense men. It has a distribution on the stairs of the Escape Class 2, and it has the diameter of Khartoum in it, screen and text in the compartments, the pressure is 4.5 bar, the dividing rate is 100 gpm, and the hands of ordinary people, which are distributed on the roads. 3, a 2.55-inch hose, and another hose with a diameter of one inch or more, and requires ordinary water pressure of 6.9 bar and flow rate of 250 gpm. ** Distribution of boxes inside the building ** - Generally, boxes are placed in the direction of escape. 2 meters of the first layer distributed on the stairs Escape .-- Boxes of experience. Category III: Choose on the main entrances to the building.
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