Siemens 3RT1064-6NB36 Power Contactor 225A, 110kW, 24V DC PLC Input Original Brand New

Overview: Siemens 3RT1064-6NB36 Power Contactor

The Siemens 3RT1064-6NB36 is a high-performance power contactor designed for demanding industrial applications. Engineered to meet the AC-3e/AC-3 standards, this 3-pole contactor is rated for a robust 225 A and can handle motor loads up to 110 kW at 400 V. Its versatile AC/DC operation and integrated electronic drive provide reliable switching for a wide range of motor and machinery control tasks. Featuring a low-voltage PLC input (24 V DC), it seamlessly integrates into modern automation systems, making it a perfect choice for complex control circuits.

The compact design and flexible connection options—busbar for the main circuit and screw terminals for control and auxiliary circuits—ensure ease of installation and wiring. Built with two normally open (2 NO) and two normally closed (2 NC) auxiliary contacts, the 3RT1064-6NB36 offers extensive signaling and interlocking capabilities, enhancing the safety and functionality of your industrial setup.

Key Features & Specification

• Product Number: 3RT1064-6NB36
• Type: Power Contactor
• Poles: 3-pole
• Rated Operational Current (AC-3e/AC-3): 225 A
• Rated Power (AC-3): 110 kW at 400 V
• Control Supply Voltage (Uc): 21-27.3 V (AC/DC)
• PLC Input: 24 V DC
• Drive: Electronic
• Main Circuit Connection: Busbar
• Control/Auxiliary Circuit Connection: Screw Terminal
• Auxiliary Contacts: 2 NO + 2 NC
• Frequency: 50-60 Hz

Benefit

• High Performance: Handles high-current loads (225 A) and high-power motors (110 kW), suitable for heavy-duty industrial machinery.
• Versatile Operation: Supports both AC and DC control supply voltages, providing flexibility in various power systems.
• Seamless PLC Integration: The dedicated 24 V DC PLC input allows for direct and easy connection to programmable logic controllers, simplifying automation.
• Space-Saving Design: Its compact form factor helps optimize panel space in control cabinets.
• Robust & Reliable: Built with high-quality components for long-lasting performance and minimal maintenance.
• Enhanced Safety & Control: The 2 NO + 2 NC auxiliary contacts provide essential feedback and control signals for safety circuits and interlocking.
• Easy Installation: The combination of busbar and screw terminals simplifies wiring and reduces installation time.

Function & Application

The Siemens 3RT1064-6NB36 power contactor is a crucial component in motor control applications. Its primary function is to switch the main power circuit of electric motors, pumps, fans, and other industrial loads. It is ideal for use in:

• Motor Control Centers (MCCs)
• HVAC systems
• Pumping stations
• Conveyor systems
• General industrial machinery and automation

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