Part of the Schneider Electric Harmony series, the RMNF22TB30 is a 3-phase monitoring relay designed for robust electrical system protection. This multifunction relay is engineered to safeguard equipment from phase imbalances, under/overvoltage, and phase sequence faults, commonly found in demanding industrial environments such as motor control centers and power distribution panels.

Technical details

• Series: Harmony
• Product Type: 3-Phase Monitoring Relay
• Functionality: Multifunction
• Contact Configuration: 2 Changeover (2CO)
• Current Rating: 8A
• Voltage Range: 208-480V AC
• Phase Monitoring Capabilities: Phase sequence, phase loss, overvoltage, undervoltage
• Mounting Type: DIN rail mount (standard for this series)

Applications & compatibility

The RMNF22TB30 is suitable for protecting three-phase motors and electrical circuits across various industries, including manufacturing, food and beverage processing, and water treatment. It integrates seamlessly into control panels for applications such as pump control, fan monitoring, and compressor protection, ensuring operational continuity and preventing costly equipment damage.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the RMNF22TB30 or contact our technical team for cross-reference assistance with compatible Schneider Electric Harmony components.