Siemens 3SK11211CB41 SIRIUS Safety Relay. SIRIUS Safety Relay, Basic, Series: Advanced Series, 5 mA, 24 VDC Coil, 4NO Contact Form, 3 A at 115/230 VAC, 0.1/3 A at 24/230 VDC Contact, Threaded/Snap-On Mounting, Screw Terminal, IP20 Enclosure, -25 to 60 deg C, 100 mm H x 22.5 mm W x 121.6 mm D Dimensions. Additional Description: SIEM-3SK11211CB41 SIRIUS SAFETY RELAY ADV REL 2NO+2NO TV. Catalog Description: SIRIUS safety relay basic unit advanced series with time delay 0.05-3s relay enabling circuits 2 instantaneous no contacts 2 delayed no contacts us = 24 V DC screw terminal.
Safety Relay Dimensions W x H x D: 22.5 x 100 x 121.6 mm Operating temperature: -25...60 °C Resetting time: 0.05...3 s Design: Base unit, advanced Assembly type: Top Hat Rail Mounting Output contact with delay: 2 Make Contacts (NO) Output contact without delay: 2 Make Contacts (NO) Protection rating (housing): IP20 Service life, electric: 0.25 Mil. cycles Service life, mechanical: 10 Mil. cycles Termination type: Screw Terminal Response time: 0.11 ms