Van khí nén Stasto SE25-20-ST51-01

THÔNG TIN KỸ THUẬT: 

flange valve pneumatically operated series SE23, SE24, SE25, SE33
design 2/2-way seat valve, pneumatically operated connection flange DN15...DN80 according to DIN EN1092-1 PN40 length according to EN558-1R1 materials body stainless steel AISI 316 seat seal FKM, EPDM, NBR and PTFE application gaseous and liquid fluids which do not affect the used materials control function spring closed (closing against flow): for liquids to avoid water hammer effect control function spring closed (closing with flow): application for gaseous media and steam control function spring opened (closing against flow): application for liquids, gaseous media and steam viscosity of the media max. 600mm²/s (600cSt) medium temperature piston actuator metall cover: -30...+170°C low temperature design down to -100°C, high temperature designup to 200°C and high temperature designup to 220°C on request ambient temperature -30...+60°C operating pressure vacuum to 0,001 bar absolute see table and selecting diagram, limit for use of gases group 1: P[bar] x DN <1000 tightness packing TA-Luft certification according to DIN EN ISO15848-1 and VDI 2440 control medium compressed air and neutral gaseous (liquids on request) control pressure see table approvals ATEX II 2G Ex h IIC T6…T2 X Gb / II 2D Ex h IIIC 85°C…220°C X Db special versions free of oil and grease, ASI fieldbus, flange acc. to ANSI 150 (DN15...DN50), higher operating pressures (reinforced design), without dead space on request accessories limit switch, pilot valve, additional manual operation, manual emergency override