The CNC YC9-VA-3 4P 63A Protection Relay is a microprocessor-based device designed to safeguard three-phase AC electrical systems. It offers advanced overload, short circuit, and surge protection, ensuring stable power delivery and safe equipment operation.
This intelligent relay continuously analyzes incoming voltage and displays real-time data through a clear digital display. It automatically controls the load via an electromagnetic relay and allows users to set precise voltage thresholds and delay response times, making it highly adaptable to different application needs.
Engineered for performance and durability, the YC9-VA-3 is ideal for use in residential buildings, commercial facilities, energy sectors, and infrastructure projects. Its robust design supports both aluminum and copper wire connections, making installation flexible and reliable.
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