AQZ Series Gas Safety Shut-off Valve


         
 






  Purpose
    It is used in gas pipeline system,when the regulator’s outlet pressure is higher or lower than certain value, the safety shutoff valve can quickly shut off the gas flow to ensure the safety of gas.It is widely used in industrial and civilian consumers

Applicable medium


    Natural gas, Manufactured gas, Liquefied petroleum gas,and other gases.

Technical Parameters


    Maximum Inlet Pressure P:≤ 4.0 MPa
    Act Pressure Range P:0.001-1.2 MPa (Act Pressure has 5 levels)
    Act Precision δ: ±5%
    Reaction Time ≤ 1 sec
    Temperature Capabilities t:-20°-60°C
    Pressure Grade PN1.6 MPa、2.5MPa、4.0MPa


Features
    High Accuracy,Fast Response;
    Use gas pipeline oneself pressure without any extra energy;
    Low Demand for Medium Cleanness,
    Normal Work in Bad Situation Easy Installation and Maintenance.


Connections

    Flange Connect DN50、DN80、DN100、DN150、DN200、DN250
    Flange Grade PN1.6 MPa、2.5MPa、4.0MPa

Dimension

SIZE CODE

DN                 

L

H

H1

DN50

250

420

112

DN80

300

480

145

DN100

350

500

154

DN150

450

580

198

DN200

450

580

198

DN250

580

680

360