Siemens 3RT1054-6NP38-0PA5 Magnetic Contactor

Siemens 3RT1054-6NP38-0PA5 is a three-pole Sirius magnetic contactor designed for motor control in industrial automation. Rated for 55 kW at 400 V AC-3, it handles motors up to 115 A nominal current, delivering reliable start/stop switching for 3-phase loads on 400 V power systems. This device is part of the Siemens Sirius 3RT family, known for robust performance in control panels and switchgear. When mounted with a frame terminal and cover, it achieves IP20 protection (IP00 in basic configurations without enclosure fittings), making it suitable for panel-mounted installations where protection from accidental contact is desired. The model is widely used in motor-control circuits that require dependable AC-3 duty switching, and it integrates with standard Sirius accessories to form complete motor-control solutions in industrial environments.