Operating manual High-pressure double diaphragm pumps Cobra 40-10; Cobra 40-25
5 Description
22 Order number 2340851 | Edition 05/2022
5.5 DATA
5.5.1 Materials of the Parts Transporting Paint
Paint-wetted part Material
Inlet housing Consital (aluminum alloy)
Fluid Section Consital (aluminum alloy)
Valves balls Stainless steel
Valve seats/valve cone Carbide
Diaphragms PA-resistant
Valve fitting 1.4104
PA = polyamide
Positions of the individual parts: see Chapter Spare Parts [865].
5.5.2 Technical Data
Description Units Cobra
40-10
Cobra
40-25
Pump ratio 40:1
Flow volume per double stroke (DH) cm³ / cc
cu inch
10
0.6
25
1.5
Maximum operating pressure MPa
bar
psi
25
250
3626
Maximum possible strokes in operation DH/min 200
Minimum/maximum air inlet pressure MPa
bar
psi
0.25 – 0.6
2.5 – 6
36.3 – 87
Compressed air quality: free from oil and water Quality standard 7.5.4 according to ISO
8573.1, 2010
7: Particle concentration 5–10mg/m³
5: Humidity: pressure dew point ≤ 7 °C
4: Oil content ≤5mg/m³
Ø air inlet (inside thread) inch G 1/2"
Minimum Ø of the compressed air supply line mm
inch
13
0.51
19
0.75
Air consumption at 0.6 MPa; 6 bar; 87 psi per double stroke NL 3.5 8.3
Sound pressure level at maximum permissible air pressure* dB(A) 74 76
Sound pressure level at 0.45 MPa; 4.5 bar; 65.27 psi air pressure* dB(A) 72 74
Sound pressure level at 0.3 MPa; 3 bar; 43.5 psi air pressure* dB(A) 69 71
Air motor piston diameter mm
inch
80
3.15
100
4
Product input (outside thread) mm M36×2
Product output (inside thread) inch G 3/8"
Product output (outside thread) inch G 3/8"