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Siemens 3SU1150-4BF11-1BA0 RONIS Key-Operated Switch

Siemens 3SU1 22mm RONIS key switch, 2 positions O-I, latching.

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ManufacturerSiemens

Part number3SU1150-4BF11-1BA0

Type Key-Operated Switch

Mount Size 22 mm

Shape Round

Bezel Material Metal

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RONIS key-operated mechanism 22mm round metal construction Latching operation Key removal in O and I positions Includes 2 keys and lock SB30 Screw terminal connections

Product description

The Siemens 3SU1150-4BF11-1BA0 is a 22mm round, metal, shiny RONIS key-operated switch. It features 2 switch positions (O-I) with a latching operation and an actuating angle of 90°. Key removal is possible in both O and I positions (10:30h/13:30h). This switch is supplied with lock number SB30 and 2 keys, and includes a holder with one 1 NO (Normally Open) contact and screw terminals.

This key-operated switch is designed for applications requiring secure access control and authorized operation. Its robust metal construction and key mechanism make it suitable for industrial machinery, access points, and control systems where only authorized personnel should operate the equipment.

Stanlo Automation, your veteran-owned source for surplus industrial parts, offers the Siemens 3SU1150-4BF11-1BA0. Ensure your operational security and system integrity by sourcing reliable components from our extensive inventory.

Technical specifications

Type	Key-Operated Switch
Mount Size	22 mm
Shape	Round
Bezel Material	Metal
Bezel Finish	Shiny
Lock Type	RONIS
Lock Number	SB30
Keys Included	2
Switch Positions	2 (O-I)
Operation	Latching
Actuating Angle	90°
Key Removal	O+I (10:30h/13:30h)
Included Holder	Yes
Contacts	1 NO
Terminal Type	Screw Terminal

Common applications

Access Control Systems

Security Gates

Industrial Machinery Control

Authorized Operation Panels

Building Management

Safety Interlocks

Compatible systems

Siemens 3SU1 Series accessories Standard 22mm mounting panels RONIS SB30 compatible systems

Also known as

Siemens 3SU1150-4BF11-1BA0 Siemens RONIS key switch 3SU1 key operated switch SB30 lock switch

Replaces / compatible with

This Siemens 3SU1 RONIS key switch is designed for applications needing secure control, replacing standard selector switches where key access is required. It is compatible with standard 22mm mounting systems.

Technical note

Expert tip

The key removal feature in both O and I positions allows for the key to be secured in either the ON or OFF state, enhancing operational safety and preventing unauthorized changes.

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Frequently asked questions

What is the function of the RONIS lock number SB30 on this Siemens key switch?

The RONIS lock number SB30 specifies a particular key profile for the Siemens 3SU1150-4BF11-1BA0. This ensures that only keys matching this specific profile can operate the switch, providing a layer of security.