Staedtler - Model 0080 -Double Bladder Setting Device

"If gas lines with nominal diameters >DN 150 and/or operating pressures >30 mbar are to be shut off, the use of two bladders with additional interspace venting is required according to BGR500." The double bladder setting device and the associated MDA bladders or fabric bladders are used for the temporary shut-off of gas lines and all have a DVGW certificate. This device produces two shut-off bladders of the size DN 80 to DN 300 inserted into the pipeline one after the other and operated.

• You need only two devices In contrast to the conventional setting of four individual bubbles
• Setting the bubbles against the line pressure saves up to one meter of excavation
• A Tear off or fold over of the bubbles during the locking process is not possible
• Each bladder setting device has separate connections for filling the bladders, Intermediate venting and pre-pressure measurement
• A working in accordance with the rules (gassing, inerting, rinsing) is possible without having to depressurize a bladder
• The current pressure in the gas line can be measured at any time
• The stealth gas the pressure bladder can be safely removed from the construction site

00800001 Double bladder setting device DN 80–200 MDA / up to DN 300 fabric bladder
00800120 Extension kit for double bladder setting device DN 200–300 MDA

for diameters 80–210 mm:

• Gas lock
• Setting rods with fittings
• Set pipe DN 80–130
• Set pipe DN 100–160
• Set pipe DN 150–210

for diameters 200–315 mm:

• Gas lock
• Setting rods with fittings
• Set pipe DN 200–315

In addition, all devices are customized to your application and tailored precisely to your needs from our extensive range of accessories. We would be happy to advise you on the selection and help you find the best solution for your application.