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Duplomatic Oleodinamica represents the real alternative in the hydraulics market. Duplomatic’s wide range of products and worldwide service network, grant its users a real competitive advantage.
The Duplomatic E4P4 piloted valves are constituted of a 4-way hydropiloted distributor with a mounting surface in accordance with the ISO 4401 (CETOP RP121H) standards, operated by a ISO 4401-03 (CETOP 03) solenoid directional valve. They are made in CETOP P05 and ISO 4401-05 CETOP R05 sizes with flow rates up to 150 l/min, and in ISO 4401-08 CETOP 08 size with flow rates up to 600 l/min.
They are available with different spool types and with some options for the opening control. They are available with both the solenoid and the hydraulic control from the X and Y ways. A version for high pressures (H) is available.
| Description | E4*4 | E4HP4 | E5P4 | E5HP4 |
|---|---|---|---|---|
| Maximum Operating Pressure - Ports P - A - B | 320 bar | 420 bar | 280 bar | 420 bar |
| Maximum Operating Pressure - Port T (External Drainage) | 210 bar | 350 bar | 210 bar | 350 bar |
| Maximum Operating Pressure - Port T (Internal Drainage) | 140 bar | 140 bar | 140 bar | 140 bar |
| Maximum Flow Rate from Port P to A - B - T | 150 l/min | 150 l/min | 600 l/min | 600 l/min |
| Ambient Temperature Range | -20 / 50°C | -20 / 50°C | -20 / 50°C | -20 / 50°C |
| Fluid Temperature Range | -20 / 80°C | -20 / 80°C | -20 / 80°C | -20 / 80°C |
| Fluid Viscosity Range | 10 ÷ 400 cSt | 10 ÷ 400 cSt | 10 ÷ 400 cSt | 10 ÷ 400 cSt |
| Fluid Contamination Degree | According to ISO 4406:1999 Class 20/18/15 | According to ISO 4406:1999 Class 20/18/15 | According to ISO 4406:1999 Class 20/18/15 | According to ISO 4406:1999 Class 20/18/15 |
| Recommended Viscosity | 25 cSt | 25 cSt | 25 cSt | 25 cSt |
| E*P4-S, RK Mass | 7 kg | 7 kg | 15,6 kg | 15,6 kg |
| E*P4-TA/TC Mass | 6,4 kg | 6,4 kg | 15,0 kg | 15,0 kg |
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