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Indoor explosion venting systems with flame trap and dust retainer - Q-Rohr®-3

The patented REMBE® Q-Rohr®-3 consist of special stainless steel mesh construction combined with the ODV triple-section bursting disc or ERO sanitary bursting disc. An intergrated controller keeps the plant personnel informed about full operation.

 

Flame gases with temperatures higher than 1,500°C (2,732°F) are cooled down to less than 90°C (195°F) via energy transfer within the special stainless steel mesh filter inlet. This leads to a reduction of the expanding gas volume as it extinguishes the flame. Additionally, the pressure rise and high noise level associated with a free vented explosion are reduced to negligible levels. The specially developed stainless steel mesh filter guarantees that no burnt or unburnt dust passes off the Q-Rohr®-3. The Q-Rohr®-3 is reusable immediately after cleaning and interchange of the bursting disc.

 

The Q-Rohr®-3 system meets the NFPA codes and is approved in accordance with EU regulations (ATEX).

 

 


 


An optional fireproofed sanitary cover keeps the Q-Rohr®-3 clean

...a Q-Rohr®-3 in operation in a brewery


 


 

 



Q-Rohr® Video

 


Real time and thermographic records of an explosion...

 


...vented with ordinary explosion panels...


...and safely vented with Q-Rohr®-3
= no flame and dust propagation!

 

 


 

 

Your benefits:

  • no further necessity for expensive venting ducts
  • full protection of the environment
  • optimised production processes
  • reuseable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

   Technical data 

Burst pressure(Pstat)

0.1 bar g @ 22°

P(red)

0.1 bar g 20 1.3 bar g

max. K(st)-Value

250 bar x m/s

Operating Temperature

-10 to 230°C/ 14 to 446°F

 

 

 

 

 

 

 

 

 

Q-Rohr®-3

 

 

 

 

 

 

 

 

 Type

 

 8

 12

 16

 20

 24

 28

 32

DN

mm

 200

 300

 400

 500

 600

 700

 800

NPS

inch

 8“

 12“

 16“

 20“

 24“

 28“

 32“

Eff.venting area max.

cm²

 220

 530

 900

 1.500

2.200

 3.100

 4.100

 

sq. inch

 46,50

 100.74

 170.49

 263.48

 387.48

 526.97

 697.46

Outside Ø

mm

 350

 450

 550

 650

 760

 860

 960

 

inch

 137.80

 177.17

 216.54

 255.91

 299.21

 338.58

 377.95

Height

mm

 600

 600

 900

 900

 1400

 1900

 2200

 

inch

 236

 236

 354

 354

 551

 748

 86

Weight

kg

 25

 30

 48

 60

 125

 195

 240

 

lbs

 55

 66

 106

 132

 276

 430

 529

Max.explosion volume

cubic meters

 1.2

 4.5

 7

 18

 24

 32

 40

 

cubic yards

 1.57

 5.89

 9.16

 23.54

 31.39

 41.85

 52.31

 

 

 

Product Information

 

 

 

 

© 2010 REMBE® GmbH SAFETY + CONTROL