R21-62-17.5A-B161CH-S Product Encyclopedia Entry

Introduction

The R21-62-17.5A-B161CH-S is a versatile electronic component that belongs to the category of power relays. This entry provides an in-depth overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Power Relays
• Use: Control and switching of high-power electrical circuits
• Characteristics: High current-carrying capacity, durable construction, reliable performance
• Package Essence: Compact design, suitable for integration into various electronic systems
• Packaging/Quantity: Typically packaged individually or in small quantities for commercial distribution

Specifications

• Model: R21-62-17.5A-B161CH-S
• Current Rating: 17.5A
• Voltage Rating: Dependent on specific model variant
• Contact Configuration: Single pole, double throw (SPDT)
• Operating Temperature Range: -40°C to 85°C
• Coil Voltage: B161CH-S variant

Detailed Pin Configuration

The R21-62-17.5A-B161CH-S relay features a standardized pin configuration, with clearly labeled terminals for easy integration into circuit designs. The pinout includes connections for coil voltage, common terminal, normally open contact, and normally closed contact.

Functional Features

• High Current Capacity: Capable of handling significant electrical loads
• Reliable Switching: Ensures stable and consistent operation over extended periods
• Compact Design: Space-efficient form factor for diverse application scenarios
• Durable Construction: Built to withstand harsh environmental conditions

Advantages and Disadvantages

Advantages

• High current-carrying capacity
• Reliable performance in demanding environments
• Versatile application potential

Disadvantages

• May require additional protective circuitry for certain applications
• Limited coil voltage options in some variants

Working Principles

The R21-62-17.5A-B161CH-S operates based on electromagnetic principles, utilizing a coil to generate a magnetic field that actuates the switch mechanism. When the coil is energized, the contacts are pulled together or released, enabling the control and switching of electrical currents within a circuit.

Detailed Application Field Plans

The R21-62-17.5A-B161CH-S finds extensive use in various industrial, automotive, and consumer electronics applications. It is commonly employed in motor control systems, lighting fixtures, HVAC equipment, and power distribution units. Additionally, it serves as a critical component in safety interlocks and emergency shutdown systems due to its reliable switching capabilities.

Detailed and Complete Alternative Models

• R21-62-10A-B161CH-S: Lower current rating variant for lighter-duty applications
• R21-62-25A-B161CH-S: Higher current rating variant for heavy-duty industrial applications
• R21-62-17.5A-B162CH-S: Coil voltage variant for specific voltage requirements

In conclusion, the R21-62-17.5A-B161CH-S power relay offers a robust solution for controlling and switching high-power electrical circuits across diverse industries. Its reliable performance, high current capacity, and compact design make it a valuable component in numerous electronic systems.

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