Product > Explosion Proof Accessories > Cylinder shaped pressure relief quench

Cylinder Shaped Pressure Relief Quench – Industrial Safety Accessory

Product Description:

Flameless Quench Device, or Flameless Venting Device.

Product execution standards

GB/T15605 Dust explosion pressure venting guide.

EN16009 Flameless explosion venting devices.

Applicable process

Oxygen content is not higher than that in air (21%);

Working pressure is not higher than one atmospheric pressure (0.1 MPa).

It is usually used together with explosion venting device.

The flameless venting device is used to compose the anti-explosive system.

Parameters
Function Parameter
Model FEVDNL,FEVDNLS Model
Static activation pressure Relevant to the selection of the venting element.

Default valve is 0.01MPa±25%.

Maximum reduced explosion overpressure pred,max≤0.0451MPa
Venting efficiency 91%
Flameless performance No sparks or flame
Reusable No reusable
Optional accessories Back pressure support, explosion venting detector.
Consumables explosion venting membrane (venting or rapture panel).
Specification
Specification

DN

Diameter of flange

(mm)

Bolt midline

(mm)

Bolt hole Height

(mm)

Weight

(kg)

Number Diameter (mm)
150 250 220 10 12 500 24
200 300 270 10 12 600 28
250 350 320 12 12 600 30
300 400 370 12 12 700 35
350 450 420 12 12 800 42
400 500 470 16 12 900 48
450 550 520 20 12 900 54
500 600 570 20 12 900 76
550 650 620 20 12 900 87
600 700 670 20 12 1400 107
650 750 720 22 12 1400 122
700 800 770 24 12 1900 210
750 850 820 26 12 1900 240
800 900 870 32 12 2200 320
850 950 920 32 12 2200 350
900 1000 970 32 12 2500 450

Remarks: other specification can be also customized

Structure Chart

Applications

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