ASCO E290A792 E290A792VI E290B393 E290B395 E290B063 E290B067 Stainless Steel AISI 316L Pressure Operated Angle Seat VALVE

ASCO E290A792 E290A792VI E290B393 E290B395 E290B063 E290B067 Stainless Steel AISI 316L Pressure Operated Angle Seat VALVE

FEATURES

1. High flow due to angled seat design

2. Anti-waterhammer design (fluid entry under the disc)

3. Vacuum operation up to 10-2 mbar

4. Wide range of piston-type operators (32 - 50- 63 - 90 -125 mm dia.) rotatable through 360°, for maximum performance at different minimum pilot pressures

5. High performance, maintenance-free stuffing box

6. The valves satisfy Pressure Equipment Directive 2014/68/EU, category 1 (DN > 25) or article 4.3 (DN ≤ 25)

7. The valves in conformity with IEC 61508 Standard (2010 route 2H version) certified with integrity levels: SIL 2 for HFT = 0

GENERAL

Maximum allowable pressure:  16 bar

Ambient temperature range: -10°C to +60°C

Maximum viscosity: 600 cSt (mm2/s)

Pilot fluid: Filtered air or water (1)

Max. pilot pressure: 10 bar

Pilot fluid temperature: -10°C to +60°C

Specification

OPTIONS AND ACCESSORIES

1. Signaling box or compact signaling unit

2. Stroke limiter for opening

3. Manual safety device

4. Optical position indicator on 32-50 mm operators, NC function

5. Adapter plate for NAMUR pad mounting pilot (63-90-125 mm operators only)

6. Oxygen service (except DN 65), pressure limited to 15 bar, temperature limited to + 60°C

7. Vacuum applications up to 1,33 10-3 mbar

8. NET-INOX passivation treatment on stainless steel body valve

9. ATEX 2014/34/EU versions for potentially explosive atmospheres (www.asco.com)

10. Other pipe connections are available on request

INSTALLATION

1. The valves can be mounted in any position without affecting operation

2. Compatible with ASTM 1, 2 and 3 oils

3. Check temperature range of valve body and solenoid pilot valves for suitability. For probability of failure, contact us

4. Pipe connections (G*) have standard combination thread according to ISO 228/1 and ISO 7/1

5. Installation/maintenance instructions are included with each valve

Dimension

E290A792 pressure operated angle seat VALVE.pdf