LITTELFUSE 202-RP Voltage Monitor 190-480V Reverse-Phase Relay

Product Description

The Littelfuse 202-RP Voltage Monitor is a versatile device designed to protect 3-phase motors from voltage anomalies by monitoring phase reversal. It is suitable for applications like fan motors, scroll compressors, and conveyor systems. Equipped with advanced LED diagnostics, the 202-RP provides clear visual indications of the power system’s health, ensuring reliability in critical industrial settings.

• Auto-ranging features capable of handling inputs from 190 to 480 volts AC.
• Embedded microcontroller-based detection for rapid response on phase reversal.
• Durable design equipped with SPDT output for reliable switching operations.

Product Highlights

This 3-phase voltage monitor is meticulously engineered to provide enhanced system protection and operational efficiency. Its compact size allows for easy installation in various industrial environments, minimizing setup time.

Product Information

Standard Information

• Weight: Approximately 0.3 pounds
• Dimensions: 2.5 inches width x 1.4 inches depth x 2.5 inches height
• Brand: Littelfuse
• Model: 202-RP

Technical Specifications

• Phase Type: 3-Phase Auto-Ranging Dual Range
• Voltage Range: 190 to 480 VAC
• Frequency: 50/60 Hz
• Contact Configuration: SPDT 1 Form C
• Mounting Type: Threaded
• Terminal Type: Male Quick-Connect
• Trip Delay: Adjustable 2/4 seconds
• Standards/Approval: UL Listed, IEC 61000-4-5 compliant