Siemens 3SE5 Series Solenoid Interlock Switch Power to Lock 24V DC 3.5W IP66 IP67 3SE5322-0SB21

Siemens 3SE5322-0SB21 is a high-quality Solenoid Interlock Switch designed for power-to-lock applications in industrial safety systems. Operating at 24V DC with a power consumption of 3.5W, it provides secure locking of guards and doors until machinery fully stops, preventing accidental access during operation.

This solenoid interlock switch features a standard coded actuator (not included), 1 normally open (NO) safety contact, and high ingress protection ratings of IP66 and IP67. The robust plastic housing delivers resistance against shocks and vibrations, making the device suitable for tough industrial conditions, including pressurized or high-temperature environments.

The device measures 54mm in length, 43.8mm in width, and extends 184.1mm in depth. It includes an M20 conduit entry and screw terminals to facilitate reliable electrical connections. Compliance with international standards including CCC, CE, CSA, and UL (cULus) ensures it meets rigorous quality and safety benchmarks.

Its auxiliary release functionality allows for manual unlocking of the safety door during power outages or while performing installation and testing procedures, enhancing operational convenience without compromising safety.

This switch is ideal for integration into industrial automation and safety interlock applications, contributing to safer machinery operation in manufacturing, processing, and assembly lines. Its high IP rating and performance in temperatures from -25°C to +60°C underline its suitability for demanding environments.

Designed for power-to-lock operation ensuring secure guard locking until machinery stops. Equipped with 1 NO safety contact for reliable switching performance. Constructed with durable plastic housing resistant to shocks and vibrations.

Suitable for harsh industrial environments with an operating temperature range of -25°C to +60°C. Features M20 conduit entry and screw terminal for easy installation. Meets CCC, CE, CSA, cULus safety standards and approvals.

Compact dimensions with length 54mm, width 43.8mm, and depth 184.1mm. Power consumption is low at 3.5W, optimizing energy use. IP66 and IP67 rating guarantees dust and water tightness for robust operation. Auxiliary release enables manual door opening during power failures or maintenance.

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