Siemens 3RT2038-3SF30 Power Contactor 80A, 37kW, 3-Pole, AC-3 / AC-3e Original Brand New

Overview

The Siemens 3RT2038-3SF30 is a high-performance 3-pole power contactor designed for industrial and commercial electrical systems. Rated at 80 A and capable of handling 37 kW at 400 V, this contactor ensures reliable switching of AC-3 and AC-3e motor loads. Featuring an integrated varistor for enhanced protection and a 1 NC auxiliary contact, it provides superior operational efficiency and safety in demanding environments.

Key Benefit

• High Reliability: Robust 3-pole design ensures consistent performance for heavy-duty AC motor applications.

• Enhanced Protection: Integrated varistor protects the contactor from voltage spikes and prolongs lifespan.

• Versatile Control: Supports 83–150 V AC/DC control voltage at 50/60 Hz for flexible integration.

• Easy Installation: Screw terminals for main circuits and spring-loaded terminals for control circuits simplify wiring.

• Compact & Efficient: Size S2 form factor allows for space-saving installations in industrial panels.

Function

• Switching and controlling AC-3 / AC-3e motor loads up to 37 kW / 400 V.

• Provides safe and efficient auxiliary contact signaling with 1 NC contact.

• Voltage surge suppression via integrated varistor for operational stability.

• Suitable for PLC or automated control integration (F-PLC-IN).

Technical Specification

• Model: Siemens 3RT2038-3SF30

• Type: Power Contactor

• Rated Current: 80 A

• Rated Power: 37 kW / 400 V

• Poles: 3

• Control Voltage: 83–150 V AC/DC

• Frequency: 50/60 Hz

• Auxiliary Contacts: 1 NC

• Main Circuit Terminals: Screw terminal

• Control & Auxiliary Terminals: Spring-loaded terminal

• Size: S2

• Additional Features: Integrated varistor, F-PLC-IN compatibility

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