Description
ABB SPAJ140C is a comprehensive protection relay designed for use in electrical systems. It offers a range of features and capabilities for protecting and controlling equipment in various industrial applications. Here is a breakdown of its parameters, specifications, dimensions, weight, series, features, and functions in English:
Parameters and Specifications:
Protection Functions: SPAJ140C provides over-current and ground fault protection, including timed or inverse definite minimum time (IDMT) characteristics for both low and high-level settings.
Settings and Adjustments: The relay allows for the adjustment of various settings, such as trip thresholds and time delays, to match the specific requirements of the protected equipment.
Input and Output Ratings: SPAJ140C has specific input and output ratings, including rated current and voltage values, which determine its operational range.
Dimensions and Weight:
According to available information, the dimensions of SPAJ140C are typically 132mm (length) x 105mm (width) x 52mm (height). However, it’s worth noting that dimensions may vary slightly depending on the specific model or version. The weight of the relay is approximately 2KG.
Series:
ABB SPAJ140C belongs to the SPAJ series of protection relays offered by ABB for electrical systems.
Features:
Flexible Configuration: SPAJ140C offers flexible configuration options, allowing it to be tailored to meet the specific needs of different applications.
High Accuracy and Reliability: The relay is designed to provide highly accurate and reliable protection, ensuring the safe and efficient operation of the protected equipment.
Multiple Protection Functions: In addition to over-current and ground fault protection, SPAJ140C may also include additional protection functions, such as breaker failure protection.
Easy Integration: The relay is designed for easy integration into existing electrical systems, facilitating its deployment in various industrial settings.
Role and Function:
ABB SPAJ140C plays a crucial role in electrical protection systems. It is designed to detect and respond to faults or abnormal conditions in the protected equipment, such as over-currents or ground faults. By tripping circuit breakers or generating alarms, SPAJ140C helps to prevent damage to the equipment and minimize the impact of faults on the overall system. This relay is typically used in directly grounded, resistance grounded, or impedance grounded power systems as a selective short-circuit and ground fault protection device.
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