The ABB A3SSEA-6AAB-111 is a SEL 3POS selector switch, a three-position selector used in control panels and industrial automation circuits to select operating modes or command states. Its description lists it as an ABB SEL 3POS device, indicating it belongs to ABB's selector switch family for panel-mount applications.
Deployment Context
As a panel-mount selector switch, it integrates into a control panel door or enclosure face, typically wired to a PLC digital input or a contactor coil circuit.