Siemens 3VA9177-0VF40 Door Interlock for 3VA51

The Siemens 3VA9177-0VF40 is a door interlock accessory specifically designed for side wall mounting of rotary operators with Siemens 3VA51 circuit breakers. It is engineered for the UL market, ensuring compliance with relevant North American safety standards. This interlock prevents the enclosure door from being opened while the circuit breaker is in an operational state, enhancing safety.

This component is crucial for applications where safety interlocks are mandated, particularly in industrial settings adhering to UL standards. It is essential for control panels and enclosures housing the 3VA51 breaker, ensuring personnel safety during maintenance or inspection.

Stanlo Automation, a veteran-owned supplier, offers the Siemens 3VA9177-0VF40. We specialize in providing reliable surplus industrial automation parts, ensuring you can source critical safety components like this interlock.