Siemens 3VA9978-0AB12 Trip Alarm Switch for 3VA4/5/6
Siemens trip alarm switch with HQ contacts (7mm) for 3VA4/5/6 MCCBs.
The Siemens 3VA9978-0AB12 is an accessory featuring trip alarm switch changeover contacts of Type HQ, with a 7 mm width. This component is designed for integration with Siemens 3VA4, 3VA5, and 3VA6 series molded case circuit breakers (MCCBs), providing a distinct signal upon a trip event.
This trip alarm switch is crucial for monitoring and alerting systems in industrial and commercial electrical installations. It provides a direct indication when a circuit breaker has tripped due to a fault, enabling rapid response for troubleshooting and system restoration. Industries such as manufacturing, energy, and critical infrastructure benefit from this safety and operational feedback.
Stanlo Automation, your veteran-owned source for industrial automation surplus, offers the Siemens 3VA9978-0AB12. We are committed to providing quality components and reliable service to ensure your operations remain efficient and uninterrupted. Partner with Stanlo for your critical automation part needs.
| Device Type | Trip Alarm Switch |
| Contact Type | Changeover Contacts |
| Contact Rating | HQ (7 mm) |
| Compatible With | Siemens 3VA4/5/6 Series MCCBs |