EMERSON/艾默生 ASCO电磁阀 551系列电磁阀
SPOOL VALVES
aluminium, stainless steel or brass body
1/4 threaded and NAMUR
FEATURES
• The monostable spool valves in conformity with IEC 61508 Standard (2010 route
2H version) have TÜV and EXIDA certified with integraty levels: SIL 2 for HFT = 0 /
SIL 3 for HFT = 1
• All the exhaust ports of this spool valve are connectable, providing better
environmental protection, particularly recommended for sensitive areas such as
clean rooms, and applications in the pharmaceutical and food processing sectors
• The valve offers environmental protection against the ingress of liquids, dusts or any
other foreign matter (environmentally-protected construction)
• The solenoid valves satisfy all relevant EC Directives
STANDARD VOLTAGES
DC (=) : 24V - 48V
AC (~) : 100V - 110V - 115V - 120V - 208V - 220V - 230V - 240V / 50 - 60 Hz
