Siemens 3RT2023-1DB40 Power Contactor 9A, 4kW, 3-Pole, 24V DC, Varistor, Auxiliary Contacts Original Brand New

Overview

The Siemens 3RT2023-1DB40 is a high-performance power contactor designed for reliable motor control and switching in industrial applications. Belonging to the trusted Siemens Sirius series, this contactor features a 3-pole configuration with a 24V DC coil, handling up to 9 A and 4 kW at 400 V. It includes built-in protection with a plugged-in varistor, screw terminals for easy wiring, and auxiliary contacts (1 NO + 1 NC) for enhanced control flexibility.

Key Benefit

• High Reliability: Siemens engineering ensures consistent, durable performance in demanding environments.

• Integrated Protection: Comes with a varistor to protect against voltage spikes.

• Compact Size (S0): Saves space in control panels while delivering powerful performance.

• Flexible Control: Includes auxiliary contacts (1 Normally Open + 1 Normally Closed) for control and signal applications.

• Easy Installation: Screw terminals ensure quick and secure wiring.

Function/Application

The 3RT2023-1DB40 power contactor is primarily used for switching 3-phase AC motors, enabling functions like motor start/stop, reversing operations (when paired with a second contactor), and general control of resistive loads. It is a critical component in industrial automation and control panels, suitable for systems requiring an efficient and space-saving solution for electrical load management.