Siemens 3RH1921-1EA11

Siemens 3RH1921-1EA11 | Contactor Relay

OVERVIEW

The Siemens 3RH1921-1EA11 is a contactor relay used in industrial automation systems for efficient switching and control of electrical circuits. Designed for reliable operation, it offers superior performance in controlling loads such as motors, heaters, and lighting. This contactor relay is an essential component for switching applications in control panels and industrial machinery, offering both protection and energy efficiency. Its compact design allows for easy integration and maintenance in a variety of industrial environments.

KEY FEATURES

• 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
• Energy Efficiency: Low power consumption for reduced energy usage

TECHNICAL INFORMATION

• Coil Voltage: 24V AC
• Rated Voltage: 690V AC
• Rated Current: 16A
• Number of Contacts: 3-pole with 1 NO and 1 NC contact
• Auxiliary Contacts: 1 NO + 1 NC
• Mounting: DIN rail or screw mounting for flexible installation
• Temperature Range: -25C to +60C
• Energy Efficiency: Designed for low energy consumption to reduce operational costs

APPLICATIONS

• Motor Control: Efficient switching and control of motor circuits in industrial machinery
• Lighting Systems: Control of lighting circuits in industrial buildings and warehouses
• Heating Elements: Provides switching for heating elements in industrial systems
• Control Panels: Used in control panels for various automation and machinery control applications
• Industrial Automation: Suitable for use in a variety of industrial automation applications

BENEFITS

• Reliable Operation: Ensures consistent and reliable switching in demanding industrial environments
• Energy Efficient: Reduces energy consumption with low power coil voltage
• Compact Design: Space-saving design for easy integration into control systems
• Versatile Use: Suitable for controlling a wide range of electrical circuits, including motors and lighting
• Durability: Designed for high-performance operation in industrial conditions

The Siemens 3RH1921-1EA11 contactor relay offers efficient switching, reliable performance, and energy efficiency, making it an ideal choice for controlling electrical circuits in industrial automation systems.