Description
Product Overview
The Siemens 3SK1122-2CB42 is a SIRIUS safety relay basic unit with advanced electronic enabling circuits. Designed for industrial safety applications, it ensures reliable control of safety circuits. Time delay is adjustable from 0.5 to 30 seconds.
Key Features
2 NO instantaneous contacts + 2 NO delayed contacts
Time delay: 0.5–30s adjustable
24 V DC operation
Spring-type (push-in) terminals
Electronic enabling circuits
Warranty & After-Sales
Factory new: 1-year Kairock warranty
Second-hand: 3–6 months Kairock warranty
Professional technical support
Delivery Time
Stock: 3–5 working days
Non-stock/custom: per agreement
Why Choose Kairock
100% genuine Siemens
Reliable safety control
Global fast shipping
Expertise in Chinese supply chain and warehouse management
Applications
Industrial machinery safety circuits
Automation systems requiring reliable safety relays
Adjustable time-delay safety systems





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