Siemens 3RT2035-1NB34 Power Contactor Size S2, 41A, 20-33V AC/DC, 2NO+2NC Original Brand New

Overview

The Siemens 3RT2035-1NB34 is a high-performance power contactor designed for reliable and efficient switching of electric motors and other loads. Part of the renowned Siemens SIRIUS 3RT2 series, this contactor combines compact design with powerful functionality. Its key features include a wide control voltage range, integrated varistor for surge protection, and a versatile auxiliary contact configuration. The S2 size ensures a robust and durable solution for a wide range of industrial applications.

Key Features & Specification

• Product Number: 3RT2035-1NB34
• Rated Current: 41 A (AC-3e/AC-3)
• Rated Power: 18.5 kW at 400 V
• Poles: 3-pole
• Control Voltage: 20-33 V AC/DC, 50/60 Hz
• Auxiliary Contacts: 2 Normally Open (NO) + 2 Normally Closed (NC)
• Terminals: Screw terminals for secure and reliable connections
• Size: S2
• Integrated Varistor: Protects against voltage surges, extending the lifespan of the contactor and connected equipment.
• Removable Auxiliary Switch Block: Provides flexibility for maintenance and modifications.
• Standard: AC-3e/AC-3 for motor switching

Benefit

• High Reliability: Built with Siemens’ proven quality and engineering, ensuring long-term performance and minimal downtime.
• Versatile Application: Suitable for a wide range of motor control and load switching tasks in industrial environments.
• Space-Saving Design: The compact S2 size allows for efficient use of panel space.
• Enhanced Protection: The integrated varistor safeguards your electrical systems from damaging voltage spikes.
• Easy Installation: Features intuitive screw terminals for quick and secure wiring.
• Flexible Configuration: The removable auxiliary switch block simplifies system adjustments and expansions.

Function

The Siemens 3RT2035-1NB34 power contactor serves as a crucial component in electrical control systems. Its primary function is to make or break an electrical circuit under normal operating conditions. It is specifically optimized for:

• Motor Control: Starting and stopping electric motors.
• Switching Resistive Loads: Controlling lighting, heating elements, and other resistive loads.
• Automation: Acting as a key switching element in industrial automation processes.

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