Siemens 3RT2045-1AC10 SIRIUS Power Contactor, 3-Pole, 80A (37 kW), 24V AC Coil, Size S3, Screw Terminal Original Brand New

Overview

The Siemens 3RT2045-1AC10 is a high-performance power contactor designed for demanding industrial applications. Built with durability and efficiency in mind, this 3-pole contactor supports AC-3e/AC-3 applications and handles 80 A at 37 kW / 400 V. It features a 24 V AC 60 Hz coil, 1 NO + 1 NC auxiliary contacts, and a screw terminal connection in a compact S3 size form factor. Ideal for motor control, switching, and automation systems.

Key Benefit

• Reliable Performance: Operates effectively under high-load conditions with AC-3 ratings.

• Versatile Application: Suitable for industrial automation, motor switching, and control panels.

• Compact Design: Space-saving S3 size for easy integration into control cabinets.

• Safe & Secure: Includes both normally open and normally closed auxiliary contacts.

• Easy Installation: Screw terminal connections simplify mounting and wiring.

Functions & Features

• Rated Operational Current: 80 A

• Rated Power Output: 37 kW at 400 V (AC-3)

• Poles: 3-Pole configuration for three-phase systems

• Coil Voltage: 24 V AC, 60 Hz

• Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)

• Terminal Type: Screw terminals for secure and simple connection

• Size: Compact S3 frame

Application

• Industrial automation and control systems

• Motor starters and motor control centers

• HVAC systems and pump stations

• Conveyor systems and machinery switching

For more of our high-quality industrial automation products, visit Turll today!