Siemens 3RT2028-1BB40-0CC0 Power Contactor, SIRIUS 3RT2, 38A, 18.5kW, 24V DC, Communication-Capable Original Brand New

Overview

The Siemens 3RT2028-1BB40-0CC0 is a high-performance SIRIUS 3RT2 series power contactor designed for reliable switching of motors and other industrial loads. This robust 3-pole contactor is rated for AC-3e/AC-3 applications, handling a nominal current of 38 A and a power output of 18.5 kW at 400 V.

Its compact S0 size makes it ideal for space-constrained installations. The integrated 24 V DC coil ensures reliable operation, while the included 1 NO and 1 NC auxiliary contacts provide flexible control and status signaling. With its communication capability, this contactor seamlessly integrates into modern industrial automation systems, offering enhanced diagnostics and control.

Key Benefit

• High Performance & Reliability: Engineered for demanding industrial environments, ensuring a long operational life and stable performance.
• Energy Efficient: The 24 V DC coil minimizes power consumption, contributing to reduced energy costs.
• Space-Saving Design: The compact S0 size allows for high-density panel layouts, optimizing control cabinet space.
• Enhanced Connectivity: Communication-capable for easy integration into industrial networks, enabling remote monitoring and advanced diagnostics.
• Versatile Auxiliary Contacts: The built-in 1 NO + 1 NC contacts provide additional control points and status feedback for complex automation tasks.
• Easy Installation: Features secure screw terminals for quick and straightforward wiring.

Technical Specification

• Product Type: Power Contactor (SIRIUS 3RT2)
• Product Number: 3RT2028-1BB40-0CC0
• Operational Current (AC-3e/AC-3): 38 A
• Operational Power (AC-3e/AC-3): 18.5 kW at 400 V
• Number of Poles: 3-pole
• Operating Voltage: 24 V DC (Coil)
• Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)
• Connection Type: Screw Terminal
• Size: S0
• Special Features: Communication-capable

Application

• Motor control and switching
• Pumps and fan systems
• Heating and cooling equipment
• General industrial machine control
• Automation and process control systems

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