Siemens 3RT2038-1AH20 Power Contactor 80A, 3-Pole, 37 kW / 400V, 48V AC Coil Original Brand New

Overview

The Siemens SIRIUS 3RT2038-1AH20 Power Contactor is a high-performance, 3-pole switching device engineered for reliable motor control and load switching applications. Part of the trusted SIRIUS modular system, this size S2 contactor is rated for 80 Amperes (AC-3e/AC-3) and can handle a motor output of up to 37 kW at 400 V.

Designed for industrial efficiency and safety, the 3RT2038-1AH20 features a control supply voltage of 48 V AC (50/60 Hz) and includes essential 1 NO + 1 NC auxiliary contacts for signaling and interlocking circuits. Its robust screw terminals ensure a secure and durable electrical connection. Choose the genuine Siemens 3RT2038-1AH20 for superior quality in your automation and control systems.

Key Benefit

• High Reliability: Durable design ensures long operational life in industrial environments.

• Efficient Motor Control: Supports up to 37 kW motors at 400 V, perfect for AC-3e/AC-3 applications.

• Versatile Integration: Includes 1 NO + 1 NC auxiliary contacts for seamless control circuit connections.

• Easy Installation: Screw terminal design for quick and secure wiring.

• Compact Size: Size S2 optimizes space without compromising functionality.

Function

• Switching and controlling AC motors in industrial circuits.

• Protecting circuits via reliable contactor operation.

• Providing auxiliary contact signals for monitoring and control systems.

• Operating with AC-3e/AC-3 load categories for high inrush currents.

Application

• Switching 3-phase AC motors (Start/Stop)

• Controlling resistive and slightly inductive loads

• Use in HVAC, pump control, conveyor systems, and machine tooling

• Integration into complex industrial automation systems

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