




ASCO E290B002 | Piston Valve | Pressure Operated | Series E290
Because of its angled seat design, the ASCO product E290B002 has a high flow. design that resists water hammering (fluid intrusion beneath the disk). operation of the vacuum up to 10 mbar. Numerous piston-type operators (diameters 32, 50, 63, 90, and 125 mm) can be rotated 360 degrees for optimal performance at various minimum pilot pressures. High-performing stuffing box that requires no maintenance. The valves meet Article 3.3 (DN 25) or Category 1 (DN > 25) of Pressure Equipment Directive 97/23/EC.

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- Specifications
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Diameter | 63 mm |
Flow Coefficient | KV: 4.9 m3/h |
Flow Coefficient | KV: 82 l/min |
Functions | 2/2 NC |
Material | Bronze |
Orifice | 15 mm |
Port Type | G1/2 |
PRESSURE | Pilot: 2.5-10 |
Series | E290 |
Type | Piston Valve |
Working pressure max | 10 Bar |
- Vacuum operation up to 10-2 bar; high flow because of the angled seat design; anti-water hammer design (fluid entrance beneath the disc)
- A large selection of 360° rotating piston-type operators (32, 50, 63, 90, and 125 mm dia.) for optimal performance at various minimum pilot pressures
- An excellent, low-maintenance filling box
- The valves meet Article 3.3 (DN < 25) or Category 1 (DN > 25) of Pressure Equipment Directive 97/23/EC.
- The valves have integrity levels certified in accordance with the 2010 route 2H version of the IEC 61508 Standard: For HFT = 0, SIL 2
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