3SU1100-4BF11-1FA0
The SIRIUS ACT 3SU1100-4BF11-1FA0 is a 22mm RONIS key-operated selector switch with two-position OI switching. It is equipped with one set of normally open and one set of normally closed (1NO+1NC) contacts, lock number SB30, and comes with two keys. The keys can be removed from the O and I positions. It uses screw terminal wiring and is suitable for access control applications.
Product Positioning
The 3SU1100-4BF11-1FA0 is a Siemens SIRIUS ACT series 22mm RONIS key-operated selector switch with two-stage OI switching. It requires a dedicated key for operation and is suitable for machine applications where restricted access is required.
Core Product Advantages and Features
RONIS key locking mechanism
The lock can only be rotated and switched by inserting the special key SB30, to prevent unauthorized personnel from operating it arbitrarily.
Two-stage OI switching
It provides two switching positions: Stop (O) and Run (I), making operation clear and intuitive.
The keys can be removed at both ends O and I.
The key can be pulled out from positions O and I respectively, and two spare keys are included.
1NO+1NC contact configuration
Equipped with one set of normally open and one set of normally closed contacts, it can simultaneously meet the needs of starting and interlocking circuits.
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