AIR MEMBRANE PUMP 3" INTERNAL THREAD BUNA ATEX

Can run dry indefinitely and provides suction when dry. Also very suitable for viscous liquids like lubricating oil.
Is used to pump out open excavations and in the foodstuffs and chemicals industries.
Can also be used as a submersible pump.
The ATEX version is ideal for use on tankers or where there is an explosion risk.

Air pressure: Maximum 7 bar!
Pump type: self-priming membrane pump
Motor type: pneumatic piston motor
Shaft sealing: N.A.
Material membrane: Buna +
Material balls: Buna +
Material valves: Buna +
Material seats: Buna +
Material pump chamber: aluminium ++
Material pump housing: aluminium ++
Material pump shaft: N.A.
+ Also available in: NBR, neoprene, EPDM, Viton
++ Also available in: cast iron, stainless steel 316
Liquids BUNA : slightly contaminated liquids such as kerosene, gas oil and lubricating oil.
ATEX: II 2GD IIB Tx

NB: no guarantee without use of air filter and water separator
Viscosity: has a very substantial effect on capacity
Capacities: measured with water (Teflon 20% less CAPACITY)
10 metres head: 56,800 litres per hour
20 metres head: 52,200 litres per hour
30 metres head: 49,200 litres per hour
40 metres head: 41,280 litres per hour
50 metres head: 35,160 litres per hour
60 metres head: 27,900 litres per hour
Suction head: Buna: 9.4 metres, DRY 4.9 metres
Air supply: 1/2" internal thread
Air consumption: approx. 25% more than the capacity times the pressure
Dimensions: wxdxh = approx. 638 x 409 x 922 mm
Weight: 66.2 kg