Siemens 3RH1921-1EA11

Overview

The Siemens 3RH1921-1EA11 Contactor Relay is an indispensable component for optimizing efficiency and reliability within industrial automation systems. Specifically engineered for precise and consistent switching of electrical circuits, this robust device ensures seamless control over critical loads such as motors, heating elements, and lighting systems. Its design prioritizes stable performance in demanding industrial environments, making it a cornerstone for applications requiring both protection and energy efficiency. The compact form factor of the 3RH1921-1EA11 facilitates straightforward integration into existing control panels and industrial machinery, simplifying installation and maintenance procedures while maximizing available space.

Key Features

• Precision Switching: Designed for reliable and efficient control of various electrical loads in industrial settings.
• Robust Construction: Built for demanding industrial environments, ensuring long-term durability and consistent performance.
• Energy-Efficient Operation: Low power consumption contributes to reduced operational costs and increased energy savings.
• Versatile Mounting: Offers both DIN rail and screw-mounted options for flexible installation in diverse setups.
• Optimized Contact Configuration: Features 3-pole contacts with 1 normally open (NO) and 1 normally closed (NC) auxiliary contact for enhanced control.
• Compact Design: Space-saving profile allows for easy integration into control panels and machinery without compromising performance.
• Overload Protection: Incorporates safeguards for protection against overload and fault detection, enhancing system safety.

Technical Specifications

• Model: Siemens 3RH1921-1EA11
• Type: Contactor Relay
• Coil Voltage: 24V AC
• Rated Operational Voltage: 690V AC
• Rated Operational Current: 16A
• Auxiliary Contacts: 1 NO + 1 NC
• Contact Configuration: 3-pole with normally open (NO) and normally closed (NC) contacts
• Mounting Type: DIN rail or screw-mounted
• Protection: Overload protection and fault detection
• Temperature Range: -25°C to +60°C
• Energy Efficiency: Designed for low energy consumption

Applications

• Motor Control Systems: Provides precise switching and control for electric motors in a variety of industrial machinery, ensuring smooth operation.
• Industrial Lighting Circuits: Efficiently manages the control of lighting systems within industrial buildings, warehouses, and manufacturing plants.
• Heating Element Regulation: Serves as a reliable switching mechanism for heating elements in industrial processes and temperature-controlled environments.
• Control Panel Integration: An essential component for building and upgrading control panels for diverse automation and machinery control applications.
• Factory Automation: Integral to various factory automation setups, contributing to the efficient and safe operation of production lines.

Why Choose This Model?

• Unmatched Reliability: Engineered by Siemens, a leader in industrial automation, this contactor relay guarantees consistent and dependable operation even in the most demanding industrial settings. Its robust build quality minimizes downtime and boosts productivity.
• Superior Energy Efficiency: With its low power consumption coil, the 3RH1921-1EA11 significantly reduces energy costs over its operational lifespan. This commitment to efficiency not only saves money but also supports sustainable industrial practices.
• Seamless Integration: The compact design and versatile mounting options (DIN rail or screw-mounted) ensure that this contactor relay can be easily incorporated into virtually any industrial control panel or machinery. This flexibility aids in quick installations and upgrades.
• Enhanced Safety Features: Equipped with overload protection and fault detection capabilities, the 3RH1921-1EA11 actively safeguards connected equipment from potential damage, thereby prolonging the life of your machinery and ensuring a safer working environment.
• Comprehensive Functionality: Offering robust switching capabilities for a wide array of electrical circuits, from motors to lighting, this relay is a versatile solution for numerous industrial applications, simplifying inventory and maintenance.

Order Now

Elevate the performance and reliability of your industrial automation systems with the Siemens 3RH1921-1EA11 Contactor Relay. Its blend of dependable operation, energy efficiency, and versatile application makes it an intelligent investment for any industrial setting. Don't compromise on quality or performance—choose Siemens for your critical control needs. Add the 3RH1921-1EA11 to your cart today and experience the difference superior engineering makes in industrial automation.