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  • G200X fire pressure reducing valve

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G200X fire pressure reducing valve

G200X fire pressure reducing valve

  • Model:G200X-10/G200X-16/G200X-25/G200X-10Q/G200X-16Q/G200X-25Q
  • Specification:DN40-DN200
  • Temperature:≤80℃
  • Medium:water
  • Pressure:PN10~25
  • Connection method:Grooved
  • Driving method:Spring, automatic
  • Material:ductile cast iron
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G200X fire pressure reducing valveOverview

Overview

G200X fire pressure reducing valve is a specialized pressure reducing and stabilizing valve designed and manufactured with advanced international hydraulic control technology. It adopts a groove type (clamp) connection, which has the characteristics of fast, easy, safe, and reliable installation. This valve is mainly used in fire water supply systems and other water supply pipelines that require pressure reduction. It can reduce the high inlet pressure to a stable and satisfactory outlet pressure, and automatically adjust when the flow rate changes to maintain a basically constant outlet pressure, thereby ensuring that end devices such as fire sprinklers and alarm valves work normally under the specified pressure, avoiding overpressure damage, and ensuring the safety and reliability of the fire protection system operation. Its compact structure, easy maintenance, and unrestricted installation site make it an indispensable key control equipment in modern fire engineering.

G200X Fire Pressure Relief Valve Product Diagram

G200X fire pressure reducing valveCharacteristic

feature

The throttling position of the main water pressure reducing valve is controlled by an adjustable pilot valve operated in conjunction with a needle valve. The pilot valve senses the downstream (outlet) pressure and immediately reacts, repositioning its piston to increase or decrease the outlet pressure with different demands. The change in the throttle position of the pilot valve piston will cause a change in the flow control water, which will alter the pressure above the diaphragm of the main valve, thereby repositioning the diaphragm assembly and throttling of the main valve to maintain the desired preset reduction in outlet pressure.

G200X fire pressure reducing valvestructure principle

G200X fire pressure reducing valve structure diagram


零部件名称材料表List of Component Names and Materials

阀体、阀盖Valve Body, Valve Cover阀杆Valve Stem密封面Sealing Surface
球墨铸铁Ductile Iron不锈钢Stainless Steel丁腈橡胶Nitrile Rubber


G200X fire pressure reducing valvetechnology parameter

性能规范表Performance Specification Sheet

性能规范表Performance Specification Sheet
公称压力Nominal Pressure1.0/1.6/2.5MPa
强度试验压力Strength test pressure1.5/2.4/3.75
密封试验压力Sealing test pressure1.1/1.76/2.75
适用温度Applicable Temperature≤80℃


G200X fire pressure reducing valvestandard size

G200X Fire Pressure Reducing Valve Outline Dimensional Drawing


Dimensions Table of G200X Fire Pressure Reducing Valve

公称通径DN(mm)Nominal diameter DN (mm)尺寸(mm)Dimensions (mm)
LAlAH¹HF
50240140335210265168
65250140335215310180
80315145345245350210
100340155365305460284
125400165385365520310
150405180410415570370
200460205465510840463


Due to the rapid R&D iteration speed of valve products from China Kaivex Valve Group Co., Ltd., the above technical parameters and specification documents, including product overview, features, parts materials, outline dimension charts, CAD drawings, and product instruction manuals, are for your reference only. For actual applications, please contact our valve sales engineers to obtain the support you need for free. Thank you!