3SE5312-0SB11
The 3SE5312-0SB11 is a Siemens SIRIUS metal safety interlock switch with a locking force of 2600N, 24VDC electromagnetic locking with a locking mechanism, 2NC/1NO dual-circuit monitoring actuator and electromagnet, supports 5-way entry, net weight 0.969kg, and is a standard model. The actuator must be purchased separately.
Product Positioning
The 3SE5312-0SB11 is a standard model of the Siemens SIRIUS 3SE5 series metal safety interlock switch, with a locking force of up to 2600N, making it suitable as a basic configuration option for heavy-duty protective door interlocking circuits.
Core Product Advantages and Features
High-locking metal body
With a metal casing and a locking force of 2600N, it belongs to the heavy-duty interlocking switch family with a locking force greater than 2000N.
Card Assist Lock
It features a built-in tumbler mechanism to assist the electromagnetic locking structure and improve locking reliability.
Dual-circuit security monitoring
The 2NC/1NO contacts monitor the status of the actuator and electromagnet respectively, which meets the requirements of the safety circuit redundancy design.
Multi-directional installation flexibility
It supports entry from 5 directions, and the installation position can be flexibly selected according to the structure of the protective door.
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The 3SE5312-0SD12 is a Siemens SIRIUS metal safety interlock switch with a locking force of 2600N. It features a mechanical spring locking mechanism and an electromagnetic unlocking design, is compatible with 115VAC power supplies, and has an auxiliary release mechanism that keeps it locked even when power is off. It is suitable for protective door applications where power outage safety is the priority.
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