Siemens 3RT2045-3AV00 Power Contactor 3-Pole, 80A, 37kW, 400V AC, Size S3 Original Brand New

Overview

The Siemens 3RT2045-3AV00 is a robust, high-efficiency 3-pole power contactor designed for switching motors and industrial loads in AC-3e/AC-3 applications. With an operational current of 80 A and power rating of 37 kW at 400 V, this compact S3-sized contactor ensures reliable performance in demanding environments. Equipped with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contact, it offers versatile control for a wide range of industrial setups.

Key Benefit

• High Current Capacity: Supports up to 80 A for heavy-duty operations

• Efficient Motor Switching: 37 kW / 400 V AC-3 power rating for motor control

• Reliable Connections: Screw terminal for main circuit; spring-loaded terminal for control circuits

• Compact S3 Size: Saves panel space without sacrificing power

• Auxiliary Contacts Included: 1 NO + 1 NC for extended control flexibility

• Trusted Brand: Siemens engineering for superior durability and safety

Features & Specification

• Model Number: 3RT2045-3AV00

• Type: Power Contactor

• Voltage Rating: 400 V AC, 50 Hz

• Current Rating: 80 A (AC-3/AC-3e)

• Power Rating: 37 kW at 400 V

• Poles: 3-Pole

• Auxiliary Contacts: 1 NO + 1 NC

• Main Circuit Terminal: Screw terminal

• Control/Aux Circuit Terminal: Spring-loaded terminal

• Size: S3

• Application: Motor control, industrial load switching, automation systems

Ideal For Use In

• Industrial automation systems

• Motor control centers

• HVAC equipment

• Conveyor systems

• Pumps and compressors

• Electrical panels in commercial buildings

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