3RT2038-3AN20

Description

Overview

The Siemens 3RT2038-3AN20 is a robust, 3-pole power contactor from the globally recognized SIRIUS 3RT2 modular system. Engineered for switching motors and other high-current loads in demanding industrial environments, this device offers exceptional reliability and performance in a compact Size S2 form factor. It is specifically designed for AC-3e/AC-3 applications, making it ideal for standard motor switching.

Key Features & Function

• Rated Current & Capacity: AC-3e/AC-3, 80 A, 37 kW / 400 V

• Pole Configuration: 3-pole design for enhanced load handling

• Control Voltage: 220 V AC, 50/60 Hz

• Auxiliary Contacts: 1 NO + 1 NC for flexible control options

• Terminals:

  • Main circuit: Screw terminals for secure connections

  • Control & auxiliary circuits: Spring-loaded terminals for fast installation

• Size: S2 for standard industrial mounting

Benefit

• High Reliability: Durable components reduce maintenance costs and downtime.

• Versatile Applications: Suitable for motors, pumps, and industrial machinery.

• Enhanced Safety: Robust design ensures safe switching under high current.

• Easy Installation: Combination of screw and spring-loaded terminals simplifies wiring.

• Efficient Operation: Optimized for AC-3e/AC-3 performance class.

Function

The Siemens 3RT2038-3AN20 functions as an electromagnetically operated switch for remote switching of three-phase motors and other electrical loads. When the 220 V AC coil is energized, the three main contacts close, connecting the load to the power supply. The integrated 1 NO + 1 NC auxiliary contacts provide feedback or enable interlocking functions within the control circuit.

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