Siemens Key-operated switch, plastic, lock number SB30, 22mm

Product Overview

This SIRIUS ACT RONIS key-operated switch is designed for secure switching and control applications in industrial environments where access control and operational security are paramount. The 22mm round switch features a high-quality plastic construction with RONIS lock system SB30, providing reliable key-controlled operation across two distinct positions. This complete unit includes two keys, dual contact configuration with 1 NO+1 NC contacts, and screw terminals for secure installation and wiring in security-sensitive applications.

Key Features

• Size: 22mm diameter round design
• Construction: High-quality plastic body with RONIS lock mechanism
• Lock System: RONIS lock number SB30 for enhanced security
• Switch Positions: 2 positions (O-I) with latching operation
• Position Angles: 10:30h/13:30h (90° throw angle)
• Contact Configuration: 1 NO + 1 NC contacts for versatile control options
• Key Removal: Possible in both O and I positions for maximum flexibility
• Terminal Type: Screw terminals for secure connections
• Included Keys: 2 keys supplied with each unit
• Protection Rating: IP66/IP67/IP69K - providing protection against dust, water immersion, and high-pressure cleaning

Technical Specifications

• Article Number: 3SU1100-4BF11-1FA0
• EAN: 4011209957688
• Series: SIRIUS ACT 3SU11
• Net Weight: 0.090 kg
• Installation Diameter: 22mm
• Actuator Type: RONIS key-operated switch
• Lock Number: SB30 (standard)
• Alternative Lock Options: SB31, 421, 455 available
• Operating Temperature Range: -25°C to +70°C
• Maximum Voltage: 500V AC/DC
• Contact Configuration: 1 NO + 1 NC (dual contact arrangement)
• Maximum Current: 10A
• Actuating Angle: 90° between positions
• Packaging: 103.00 x 151.00 x 38.00 mm
• Country of Origin: Germany

Electrical Specifications

• Contact Arrangement: 1 NO + 1 NC (one normally open + one normally closed contact)
• Terminal Connection: Screw terminal
• Voltage Rating: 5 to 500V AC/DC
• Current Rating: 10A maximum
• Contact Material: Silver alloy for reliable conductivity
• Number of Command Points: 1
• Switching Function: Maintained/latched operation
• Switch Mechanism: Vertically rotating switching mechanism for high reliability

Security & Lock Features

• Lock Type: RONIS security lock system
• Standard Lock: SB30 (included)
• Special Lock Options: SB31, 421, 455 (available on request)
• Keys Supplied: 2 keys per unit
• Key Removal Positions: Both O and I positions (O+I)
• Security Level: Industrial-grade access control
• Lock Mechanism: Self-cleaning sliding contacts with rugged die-cast housing

Position Configuration

• Position O: 10:30h - Off position with key removable
• Position I: 13:30h - On position with key removable
• Operation Type: Maintained/latched in selected position
• Key Control: Key required for position changes, removable in both positions

Compliance & Certifications

• RoHS Compliance: Compliant since 01.10.2014
• Export Control: AL: N / ECCN: N
• WEEE Take-Back: Yes, compliant with 2012/19/EU directive
• Protection Rating: IP66/IP67/IP69K

Applications Part of the SIRIUS ACT portfolio, this RONIS key-operated switch is essential for applications requiring secure access control and operational security. The key-controlled operation prevents unauthorized switching while the dual contact configuration provides flexibility for complex control circuits. Perfect for security panels, equipment lockout systems, authorized startup procedures, maintenance mode control, and any application where operational security and access control are critical requirements. The RONIS lock system provides industrial-grade security suitable for high-security environments.

Product Series Information Under the brand name SIRIUS ACT, Siemens offers a comprehensive portfolio of key-operated switches with various locking systems and global security approvals. The innovative snap-on concept makes installation easy while maintaining security integrity. The rugged construction features die-cast housing and self-cleaning sliding contacts for reliable long-term operation. The devices are suitable for industrial use and outdoor applications, with resistance to dust, oils, and caustic solutions. High-pressure cleaning is possible without compromising security or operational reliability.

Download existing graphical data for this product:

• Official Product Datasheet (PDF)
• Product Support Page
• Technical Documentation
• Product Catalog Page