News

News

Installation Tips for Foam Fire Extinguishing System of Nikken Factory


2015-01-08


Guangzhou Rijian Fire Fighting Equipment Co., Ltd. is a professional manufacturer of foam fire extinguishing systems. The company now has standardized laboratories, proving grounds, test platforms and advanced production equipment. The R&D team is a combination of old and new. It has established long-term cooperative relationships with fire research institutions and engineering colleges, and can independently develop new products. The company has passed the ISO9001 (GB/T19001) quality management system certification, and is a group member of the China Fire Protection Association and a director of the Guangdong Fire Protection Association. The foam fire extinguishing system has passed the national compulsory certification (3C).

img

Nikken Fire Fighting Foam Extinguishing System

(1) Foam generators, foam proportional mixers, foam liquid storage tanks, fire pumps or fixed fire pump sets, fire hydrants, valves, pressure gauges, pipeline filters, metal hoses and other equipment and spare parts should be dealt with before construction of the foam fire extinguishing system. Accessories are visually inspected.

(2) The installation position and height of the foam liquid storage tank shall meet the design requirements. When there is no provision in the design, a channel with a width of not less than 0.7 m shall be left around the foam liquid storage tank, and the top of the foam liquid storage tank shall reach the floor or beam. The distance from the bottom shall not be less than 1.0 m. The width of the main channel of the fire pump room shall be greater than the minimum size of the shape of the foam liquid storage tank.

(3) When the foam proportional mixer is installed, the liquid flow direction should be consistent with the marked direction. The pressure foam proportional mixer with pressure storage tank should be installed as a whole, and should be firmly fixed with the foundation.

(4) The balanced pressure foam proportional mixer should be installed vertically on the horizontal pipe of the pressure water as a whole; The distance should not be greater than 0.3 m.

(5) The pipeline type and negative pressure foam proportional mixer should be installed on the horizontal pipeline of pressure water, and the distance between the liquid suction port and the lowest liquid level of the foam liquid storage tank or foam liquid barrel should not be greater than 1.0m.

(6) The horizontal foam generator sprayed on top of the liquid should be installed horizontally on the foam guide cover at the top of the tank wall of the fixed roof storage tank or the top of the tank wall of the external floating roof storage tank; the vertical foam generator sprayed on the liquid should be vertical Installed on the foam deflector at the top of the tank wall of the fixed roof storage tank or the top of the tank wall of the external floating roof storage tank.

(7) The installation of the foam nozzle should be carried out after the system pressure test and flushing are qualified; the installation should be firm and regular, and the attachments on the nozzle should not be disassembled or damaged; it should be installed on the upper part of the protected object and should be vertically downward, its coordinates And the allowable deviation of height should meet the relevant regulations.