Siemens 3VA9257-0FK25 Door-Mounted Rotary Operator for 3VA2 Circuit Breakers, 250 mm Shaft, IP65, Lockable

This Siemens door-mounted rotary operator enables safe and convenient manual switching of 3VA2 moulded case circuit breakers from outside the switchgear panel. Its robust construction with a 250 mm shaft and IP65 front protection ensures reliable operation even in demanding industrial environments.

Advantages

The rotary operator provides a clear indication of the breaker position and can be locked in the OFF position with up to three padlocks, preventing unauthorised switching. The black handle is made of durable plastic, while the metal shaft guarantees a long service life of 10,000 operating cycles. With an operating temperature range of -25 °C to +70 °C, it is suitable for a wide range of applications.

Suitable for

• Industrial control panels and distribution boards
• Machinery and equipment requiring secure isolation
• Applications where remote manual operation of circuit breakers is needed
• Installations with Siemens 3VA2 moulded case circuit breakers

Key specifications

• Product type: Rotary operator
• Mounting: Door mounting
• Compatible with: Siemens 3VA2 MCCBs
• Shaft length: 250 mm
• Degree of protection (front): IP65
• Lockable in OFF position with up to 3 padlocks (shackle diameter 4–8 mm)
• Mechanical service life: 10,000 operating cycles
• Operating temperature: -25 °C to +70 °C
• Storage temperature: -40 °C to +80 °C
• Relative humidity: 95% at 55 °C
• Handle material: Plastic
• Shaft material: Metal
• Standard: IEC

Recommendations

For reliable and safe manual operation of your Siemens 3VA2 circuit breakers, this rotary operator is an excellent choice. Its locking capability and robust design make it ideal for industrial environments where safety is paramount.