3RT1264-6NB36 - Siemens Vacuum Contactor 225A 110kW 400V 3-Pole

3RT1264-6NB36

3RT1264-6NB36 is a Siemens SIRIUS vacuum contactor designed for AC-3e/AC-3 duty cycle motor control applications. This industrial-grade switching device delivers reliable performance in demanding environments with advanced vacuum arc suppression technology for extended contact life and reduced maintenance requirements.Technical Overview

The 3RT1264-6NB36 features a robust 3-pole configuration rated for 225 amperes at 400 volts, 3-phase AC supply. The contactor is engineered to handle 110 kilowatts of motor load power with precision control via 21-27.3 volts AC (50-60 Hz) or DC coil supply. Electronic drive mechanism ensures smooth, reliable operation across industrial automation and motor control applications. The unit includes PLC-compatible 24 V DC input and auxiliary contacts (2 NO + 2 NC) for integrated control logic.

Key Specifications

• Rated Current: 225 A
• Rated Power: 110 kW
• Supply Voltage: 400 V, 3-phase AC
• Control Voltage: 21-27.3 V AC (50-60 Hz) / DC
• Poles: 3-pole
• Duty Cycle: AC-3e/AC-3
• PLC Input: 24 V DC
• Auxiliary Contacts: 2 NO + 2 NC
• Drive Type: Electronic
• Technology: Vacuum contactor

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Specifications

• Part Number: 3RT1264-6NB36
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Section : Vacuum Contactor
• Family : Sirius
• Type : 3RT12
• Voltage : 600
• Amperage : 225
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 26
• Coil Voltage Minimum : 23

Product Data

• UPC : 075455477385
• GTIN : 00754554773858
• Weight : 17