Siemens 3RT2028-2AF00 SIRIUS 3RT2 Power Contactor, 38A, 18.5kW, 110V AC Coil, Spring-Loaded Original Brand New

Overview: Siemens 3RT2028-2AF00 Power Contactor

The Siemens 3RT2028-2AF00 is a robust and reliable power contactor from the SIRIUS 3RT2 series, designed for controlling electric motors and other resistive loads. As a key component in industrial automation and control systems, this 3-pole contactor is engineered for performance, safety, and efficiency.

With a rated operational current of 38 A for AC-3e/AC-3 applications and a power rating of 18.5 kW at 400 V, it is suitable for a wide range of demanding industrial applications. The compact Size S0 design saves valuable panel space, while the innovative spring-loaded terminals ensure fast, secure, and vibration-resistant wiring.

Key Features & Function

• High-Performance Switching: Rated for AC-3e/AC-3 applications up to 38 A and 18.5 kW (at 400 V), ideal for controlling motors.
• Integrated Auxiliary Contacts: Features 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contact, providing essential feedback and control signals for complex circuits.
• Efficient Coil Operation: The 110 V AC, 50 Hz control coil offers reliable and consistent switching performance.
• Spring-Loaded Terminal Technology: This advanced wiring method provides a consistently high clamping force, ensuring a permanent, vibration-proof connection without the need for periodic retightening. This significantly reduces installation time and maintenance costs.
• Compact Size S0: Its small footprint allows for high-density mounting in control panels, maximizing space utilization.
• Durable and Reliable: Part of the trusted Siemens SIRIUS modular system, known for its long service life and high operational reliability.

Benefit

• Enhanced Reliability: The spring-loaded terminal design ensures a stable connection, preventing faults caused by loose wiring, especially in high-vibration environments.
• Reduced Installation & Maintenance Time: The quick and tool-free wiring of spring-loaded terminals drastically cuts down on labor costs and simplifies maintenance tasks.
• Space-Saving Design: The compact Size S0 form factor allows for a more efficient layout of control cabinets, which is critical in modern industrial settings.
• Seamless Integration: The Siemens SIRIUS modular system ensures easy integration with other Siemens control components like motor starters and circuit breakers, simplifying system design and expansion.
• Global Standard Compliance: Meets international standards for performance and safety, ensuring it can be used in a wide variety of global applications.

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