Siemens 3RT2025-1AD04 SIRIUS Power Contactor, 17A, 7.5 kW, 42V AC Coil, 2 NO + 2 NC Aux Contacts, Screw Terminal Original Brand New

Overview

The Siemens 3RT2025-1AD04 is a high-performance SIRIUS series power contactor designed for reliable switching of motors and other electrical loads. This 3-pole contactor is rated for AC-3e/AC-3 operation at 17 A and 7.5 kW at 400 V, making it ideal for a wide range of industrial applications.

Its compact Size S0 design saves panel space, while the 42 V AC, 50 Hz control voltage ensures compatibility with specific control systems. A key feature is the integrated auxiliary switch block with 2 normally open (NO) and 2 normally closed (NC) contacts, which are removable for easy maintenance and customization. The secure screw terminals provide a robust and dependable electrical connection.

Key Benefit

• High Performance & Reliability: Engineered for long-term, dependable operation in demanding industrial environments.
• Compact & Space-Saving: The Size S0 form factor allows for efficient use of control panel space.
• Versatile Auxiliary Contacts: Includes a removable auxiliary switch block with 2 NO + 2 NC contacts for flexible control and signaling.
• Easy Installation: Features robust screw terminals for a straightforward and secure wiring process.
• Global Compatibility: Designed to meet international standards for performance and safety.

Function

• Motor & Load Switching: Controls the power supply to motors, pumps, fans, and other industrial loads.
• Safety & Interlocking: The auxiliary contacts can be used for interlocking circuits, status indication, and safety functions.
• Automation Integration: Acts as a key component in automation systems and control circuits.

Technical Specification

• Product Number: 3RT2025-1AD04
• Product Type: Power Contactor
• Series: Siemens SIRIUS 3RT2
• Operating Current (AC-3e/AC-3): 17 A
• Rated Power (AC-3e/AC-3): 7.5 kW @ 400 V
• Number of Poles: 3-pole
• Control Voltage: 42 V AC, 50 Hz
• Auxiliary Contacts: 2 NO + 2 NC (removable)
• Connection Type: Screw Terminal
• Size: S0

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