Siemens SIRIUS 3LD Rotary Operating Mechanism 3LD9224-3B, Red Handle/Yellow Front Plate, IP65, Padlockable

The Siemens 3LD9224-3B rotary operating mechanism delivers IP65 front protection and a lockable red/yellow actuator for 3LD2/3LD3 main and EMERGENCY-STOP switches. It supports up to three padlocks with 4–8 mm shackles, ensuring safe isolation during maintenance.

Overview

Part of the SIRIUS 3LD range, this front-panel mechanism provides a 90° switching angle with two operating positions (ON/OFF). The red handle and yellow front plate are made of plastic, offering clear status indication and robust operation in ambient temperatures from -25 to +55 °C.

What stands out

• IP65 protection on the front side
• Padlockable in OFF position with up to 3 padlocks
• Compatible with Siemens 3LD2 and 3LD3 switch bodies
• Clear red/yellow colour coding for EMERGENCY-STOP or main switch functions

Technical details

• Product type: Rotary operating mechanism
• Series: SIRIUS 3LD
• Actuator type: Rotary handle
• Handle colour: Red
• Front plate colour: Yellow
• Mounting type: Front panel mounting
• Degree of protection: IP65 (front side)
• Lockability: Padlockable (up to 3 padlocks, shackle diameter 4–8 mm)
• Switching angle: 90°
• Operating positions: 2 (ON/OFF or 0/1)
• Material (handle): Plastic
• Material (front plate): Plastic
• Ambient operating temperature: -25 to +55 °C
• Ambient storage temperature: -40 to +80 °C

Our verdict

A robust, lockable rotary operator that brings clear visual indication and IP65 protection to Siemens 3LD switch disconnectors, ideal for safety-critical industrial control panels.