Siemens 3UB8533-6HW2958LHB3SA Solid State Overload Relay

Siemens 3UB8533-6HW2958LHB3SA is a solid-state overload relay from Siemens built for electronic motor protection. This protection device belongs to Siemens' solid-state overload relay family and is designed to be used in motor control circuits to guard motors against overload events, offering faster response and longer life than traditional thermal relays. The "solid-state" designation indicates electronic protection that activates a trip when an overload condition is detected, helping to minimize nuisance trips and improve machine uptime in automated systems. The exact electrical rating, current range, and mounting configuration for this specific part number are defined by Siemens in the official datasheet and Industry Mall listings; engineers should consult those sources to determine compatibility with their motor size and starter arrangement. With a Siemens part number that identifies a dedicated overload protection accessory, this relay is intended to enhance motor protection within Siemens' protection device portfolio and to integrate with other Siemens protection and control components in industrial automation environments.