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Series E-25

Product catalog summary

Overview: This document provides technical specifications and details for the Series E-25 mechanically operated stem valves, specifically the 3/2-way valves. These valves are designed for use with filtered, oil-free, and dried compressed air.

Specifications:

Connection: M5
Nominal Size: 2 mm
Temperature Range: -10°C to +70°C
Medium: Compressed air according to ISO 8573-1:2010, Class 7:2:4
Materials: Body made of anodized aluminum, seals of NBR, inner parts of stainless steel and brass, stem of stainless steel or plastic, roller of stainless steel or plastic, lever of brass

Models and Technical Data:

Model Numbers: E-25-310, ER-25-310, EL-25-310, EH-25-310
Operating Pressure: 0 to 12 bar for all models
Flow Rate: 80 Nl/min for all models
Actuating Force at 6 bar: E-25-310: 15 N, ER-25-310: 8 N, EL-25-310: 8 N, EH-25-310: 4.5 N
Pre-stroke: E-25-310: 1.25 mm, others: 1.5 mm
Actuation Stroke: E-25-310: 1.25 mm, others: 1.5 mm
Pre-actuation Stroke: E-25-310: 1.5 mm, others: 1.2 mm
Weight: E-25-310: 0.035 kg, ER-25-310: 0.046 kg, EL-25-310: 0.044 kg, EH-25-310: 0.036 kg

Dimensions: The document provides detailed dimensions for each model, indicating the size and placement of various components such as pressure inlet and outlet.

Catalog excerpts

Valves > mechanically operated valves > stem-operated valves > Technical details Connection Nominal size Temperature range Filtered, oil-free and dried compressed air according to ISO 8573-1:2010, Class 7:2:4, instrument air, free of aggressive additives. Differing the pressure dew point must be at least 10°C below lowest occurring ambient temperature. Body: Al (anodized), seals: NBR, inner parts: stainless steel and brass, stem: stainless steel (E), plastic (ER, EL), roller: stainless steel (ER), plastic (EL), lever: brass Mechanically operated seat valve. 3/2-way, mechanical spring return, stem operated 3/2-way, mechanical spring return, roller operated 3/2-way, mechanical spring return, roller operated with free return 3/2-way, mechanical spring return, hand lever operated Technical data Model-no.: Flow rate (Nl/min)

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