The 3rv2021 4ea10 datasheet serves as a crucial resource for understanding and applying a specific type of circuit breaker designed primarily for motor protection. This document contains detailed technical information, performance specifications, and application guidelines essential for engineers, technicians, and anyone involved in the selection, installation, and maintenance of motor control systems. Properly interpreting the 3rv2021 4ea10 datasheet is critical for ensuring optimal performance and safety.
Understanding the 3rv2021 4ea10 Motor Starter Protector
The 3rv2021 4ea10 is a compact circuit breaker, often referred to as a motor starter protector or manual motor starter. It provides comprehensive protection for electric motors against overload, short circuits, and phase failures. Unlike standard circuit breakers designed to protect wiring, the 3rv2021 4ea10 is specifically calibrated to match the characteristics of electric motors, allowing them to handle inrush currents during startup while still providing reliable protection against damaging faults. Understanding the parameters defined within the datasheet allows for precise matching of the device to the specific motor being protected, preventing nuisance tripping and maximizing motor lifespan.
The datasheet typically includes critical specifications such as the current rating, voltage rating, breaking capacity, and tripping characteristics. These parameters dictate the motor size and type that the 3rv2021 4ea10 can effectively protect. It also details the various certifications and standards that the device meets, ensuring compliance with relevant safety regulations. Moreover, it will describe any specific operating conditions, such as ambient temperature limitations, or derating factors that must be considered for proper operation. Let’s consider some elements often included in a datasheet like this:
- Current range adjustment
- Short-circuit release setting
- Operating temperature
The 3rv2021 4ea10 is used in a variety of applications, ranging from simple motor starters to complex motor control centers. They are commonly employed in industrial settings to protect motors driving pumps, fans, compressors, and other machinery. Their compact design and comprehensive protection features make them a popular choice for motor control applications, offering a cost-effective and reliable solution for safeguarding electric motors. The device can be incorporated into different protection schemes, and is often accompanied by accessories which expand its functionality. Below is a simplified representation of potential specifications:
| Specification | Value |
|---|---|
| Current Rating | Up to 10A |
| Voltage Rating | 690V |
To fully leverage the capabilities of the 3rv2021 4ea10 and ensure its proper application, it’s highly recommended to consult the official datasheet provided by the manufacturer. This document provides the most accurate and up-to-date information on the device’s specifications, performance characteristics, and application guidelines.