The DH40-FA-NNN is a pneumatic diaphragm pump from the M flanged series and serves as the direct successor model to the DL40-FA-NNN. Built with aluminum housing parts and an aluminum control block, this pump features NBR valve seats, NBR valve balls, and conductive NBR membranes supported by stainless steel membrane plates. Finished in RAL 5002 paint, it utilizes an internal control valve, a PE silencer, and has ISO 228-G1 1/2 inner tube suction and pressure connections, alongside an internal ISO 228-G3/8 compressed air connection. Certified with ATEX Ex-protection rating II 2 GD IIB Tx, it operates at a maximum air pressure of 7 bar and a maximum air consumption of 1.2 Nm3/min, based on water at 20°.
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| Manufacturer | Crane Process Flow Technologies |
|---|---|
| Country | |
| Part number | DH40-FA-NNN |
| Inner Code | 1803749 |
| Product type | DEPA pneumatic diaphragm pump |
|---|---|
| Series | M flanged version |
| Housing parts | Aluminum |
| Membrane plate | Stainless steel |
| Control block | Aluminum |
| Membrane | NBR, conductive |
| Valve seats | NBR |
| Valve balls | NBR |
| Suction connection | Inner tube ISO 228-G1 1/2 |
| Pressure connection | Inner weight ISO 228-G1 1/2 |
| Control valve | Internal |
| Compressed air connection | Internal ISO 228-G3/8 |
| Silencer | PE |
| Paint | RAL 5002 |
| Ex-protection/ATEX | II 2 GD IIB Tx |
| Option | Without |
| Successor model to | DL40-FA-NNN |
| Max. air pressure | 7 bar |
| Max. air consumption | 1.2 Nm3/min |