Siemens 3RT1076-6SF36 Power Contactor 500A, AC-3, 250 kW, 24V DC Input Original Brand New

Overview

The Siemens 3RT1076-6SF36 is a high-performance power contactor designed for industrial automation and heavy-duty electrical applications. Engineered for durability and precision, it offers reliable switching for AC-3e/AC-3 loads up to 500 A and motor power ratings up to 250 kW at 400 V AC. Its electronic drive and versatile auxiliary contacts make it ideal for modern PLC-controlled systems.

Benefit

• High Current Capacity: Handles up to 500 A for AC-3e/AC-3 applications.

• Robust Motor Control: Supports motor loads up to 250 kW at 400 V AC.

• Flexible Control Options: Compatible with PLC input 24 V DC for seamless automation integration.

• Reliable Operation: Features 2 NO + 2 NC auxiliary contacts for versatile control and signaling.

• Durable Build: Main circuit via busbar and auxiliary circuit via screw terminal ensures stable connectivity.

• Energy Efficient: Electronic drive optimizes switching performance while reducing energy loss.

Function

• Main circuit switching for AC-3e and AC-3 applications.

• Motor protection and control for medium and heavy-duty industrial machinery.

• Auxiliary signaling and interlocking with 2 NO + 2 NC contacts.

• Integration with PLC systems via 24 V DC input.

• Reliable electronic actuation for precise operation.

Technical Specification

• Type: Power Contactor

• Rated Operational Current (AC-3e/AC-3): 500 A

• Motor Power: 250 kW / 400 V AC (50-60 Hz)

• Coil Voltage: DC 96-127 V x (0.8-1.1) F

• PLC Input: 24 V DC

• Poles: 3-pole

• Auxiliary Contacts: 2 NO + 2 NC

• Drive: Electronic

• Main Circuit Connection: Busbar

• Auxiliary Circuit Connection: Screw Terminal

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