LESER GmbH High Efficiency - Pilot-Operated…

Specifications

Technical data.from datasheet

Every value below comes from the manufacturer datasheet or class-society record on file for this model.

Set pressure range2.5 – 426 bar🔖

SizeDN 25 – DN 200🔖

Temperature-48 °C – 260 °C🔖

Set pressure1,0 - 650,0 barg | 15,0 - 9427,0 psig

Temperature-162 - 320 °C | -260 - 608 °F

Connections DIN EN 1092DN 25 to DN 200

Connections ASME B16.5NPS 1 to NPS 8

Body materialCarbon steel , Stainless steel

Pdf a back pressure ratio (i.ea ratio of back pressure /

Pdf range can be broadly divided intothe products providing added control the High Efficiency

Pdf on the operating pressure rangeFor details on these

Pdf ranges to ensure maximum tightnessGenerally, at lower shows which sealing is used as a standard.

Pdf main valve) via the pressure pickupThe pilot valve then be described as follows. During operation, the POSV

Pdf in dome pressureAlso, the dome is vented. As a result,

Pdf codes and standardsLESER sets the blowdown in the

Pdf tional state medium does not flowThe closing force of

Pdf exhaust seat and closes the feeding seatThis releases

Pdf the dome pressureThe release of dome pressure is

Pdf pressure to the dome of the main valveHere, the sys-

Pdf pressure range using an adjustment screwOn reaching

Pdf cific parts and dimensions (e.gthe mounting of the

Pdf closes the dome feeding seatThis keeps the dome pres-

Pdf and at different pressure levelsTo change the lift, there

pdf_Body materialWCB 1.0619

pdf_Screw Dimensions accto DIN EN 1092-1

Pdf external test mediumthe medium from the of the pilot. valve piston.

Pdf pressure shall be testedThis allows a quick and simple

pdf_Connection sizeG 1/2 male and NPT 1/4" female Nitrogen

pdf_Housing material316L / 1.4404

Pdf when the medium tends to block the pistonManual blow-

Pdf excessive pressure loss may occurThis can lead to chat- pressure drop.

Pdf materialSpring (54) of Series 820 is not affected by the

Pdf as a standard materialTo order the NACE compliant

📄

Download datasheet (PDF) (4269 KB)

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High Efficiency - Pilot-Operated Safety Valves

Technical data.from datasheet

Images from manufacturer documentation.

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