Dual Pilot Operated Check Valve

Installation information

Connect the actuator ports to be controlled to ‘A2’ and ‘U2’, and connect the pressure flow to ‘A1’ and ‘U1’.

Features

• Steel Body
• Yellow Zinc Plated
• No Leakage
• Cracking pressure 4 BAR

 Operation

When Pressure is applied to port ‘U1’ the valve allows flow from port ‘A2’ to ‘A1’ and likewise when pressure is applied to port ‘A1’ it allows flow from port ‘U2’ to ‘U1’.

 
Technical Info            
Stock Code Size Max Max Max Temp Weight Pilot
BSPP Pressure flow (c) (Kg) Ratio
(BAR) (L.P.M)  
VRDE01F 1/4" 350 20 90 0.69 1:4.5
VRDE02F 3/8” 350 50 90 0.98 1:4
VRDE03F 1/2" 300 80 90 1.72 1:4
VRDE04F 3/4" 300 120 90 3.11 1:4

Dimensional Data
Stock Code A B C D E F G L M Ch
VRDE01F 118 68 1/4" BSPP 38 7 7 40 30 13 24
VRDE02F 144 80 3/8" BSPP 40 8.5 15 50 30 16 27
VRDE03F 171 90 1/2" BSPP 40 8.5 15 60 40 20 30
VRDE04F 205 105 3/4" BSPP 60 8.5 16 70 50 22 36