1m3 SPHERE APPARATUS
model: DPD-2

FOR DETERMINATION OF EXPLOSION CHARACTERISTICS

OF DUST CLOUDS P_max (dp/dt)_max◦ K_st◦ LEL ◦ LOC

STANDARD REFERENCES:

EN 14034-1 + 2 + 3 + 4 :

Determination of the maximum explosion pressure Pmax of dust clouds

Determination of the maximum rate of explosion pressure rise (dp/dt)max of dust clouds

Determination of the lower explosion limit LEL of dust clouds

Determination of the limiting oxygen concentration LOC of dust clouds

VDI 2263, PART 1. Point 2.2, 2.3, 2.4

EN ISO/IEC 80079-20-2 Explosive atmospheres. Material characteristics. Combustible dust methods.

ISO 6184/1 - Explosion protection systems.

Part 1: Determination of explosion indices of combustible dust in air.

SPECIFICATION:

• Double layer sphere vessel 1000-liter

• Cooling water inlet flange with ½” nozzle

• Material: stainless steel only

• Pneumatic opening bayonet lock

• Working pressure P_max ≥ 30 bar

• ANKO software Dust Explosion Plotter®

• Measurement range:

P_max 0-25 bar

(dp/dt) _max = Kst > 1000

LEL, UEL from 0 g/m³

LOC 1-21 %

• Vessel air temperature visible on the panel display

• LOC module + hybrid mixtures optional, built-in