Siemens 3RT2544-1NP30 Power Contactor 65A, 4-Pole, AC-3, 30 kW / 400V, Integrated Varistor Original Brand New

Overview

The Siemens SIRIUS 3RT2544-1NP30 is a high-performance, 4-pole power contactor designed for reliable switching operations in industrial applications, specifically for standard motor starting (AC-3). With a robust rating of 65 A and a motor power rating of 30 kW at 400 V, this contactor is built for demanding loads. A key feature is its wide operating voltage range (175-280 V AC/DC) with an integrated varistor, ensuring reliable coil operation and transient voltage suppression.

Key Features & Function

• High Load Capacity: AC-3 rated for up to 65 A and 30 kW / 400 V applications.

• 4-Pole Design: Ensures robust switching and reliability for heavy-duty machinery.

• Integrated Varistor: Provides surge protection for the coil, enhancing durability.

• Flexible Control Voltage: Supports 175-280 V AC/DC, 50/60 Hz for versatile applications.

• Main Contacts: 2 NO + 2 NC for precise switching control.

• Auxiliary Contacts: 1 NO + 1 NC for signaling and automation purposes.

• Screw Terminals: Easy and secure wiring for fast installation.

• Size: S3 compact design for space-saving applications.

Benefit

• Ensures long-term reliability in industrial operations.

• Protects equipment with integrated varistor surge protection.

• Simplifies wiring and installation with screw terminals.

• Compatible with a wide range of AC/DC control voltages.

• Reduces maintenance needs with durable high-quality contacts.

Application

• Motor starters and control circuits

• Industrial machinery and automation

• Heavy-duty switching in manufacturing plants

• AC-3 rated applications requiring high reliability

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