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 [
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 5–10 mg/m³
5: Humidity: pressure dew point ≤ 7 °C
4: Oil content
≤
5 mg/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"