The Siemens 3VA9257-0FK51 is a door-mounted rotary operating mechanism designed for SENTRON 3VA12 250A MCCBs. It enables safe and convenient operation of the circuit breaker from the outside of the panel door without opening the enclosure. Featuring a standard 8UC plastic handle and IP65 protection, this accessory is ideal for industrial switchboards, MCCs, PCCs, and power distribution panels where operator safety and easy accessibility are essential.
• Siemens SENTRON 3VA MCCB accessory
• Model: 3VA9257-0FK51
• Door-mounted rotary operator
• Suitable for 3VA12 250A MCCB
• Standard 8UC plastic handle included
• External operation through panel door
• IP65 protection class
• Extended door-mounted design
• Improved operator safety and accessibility
• Robust industrial-grade construction
• Easy installation and maintenance
• Reliable mechanical operation
• Suitable for indoor and outdoor electrical panels
• Designed for low-voltage power distribution systems
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VA Accessories |
| Model Number | 3VA9257-0FK51 |
| Product Type | Door Mounted Rotary Operator |
| Suitable For | 3VA12 MCCB |
| Compatible Frame Size | 250A |
| Handle Type | Standard 8UC Plastic Handle |
| Protection Class | IP65 |
| Mounting Type | Door Mounted |
| Function | External MCCB Operation |
| Accessory Category | Rotary Operating Mechanism |
| Application | MCCB Control & Isolation |
| Usage Area | MCC, PCC, Switchboards, Distribution Panels |
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