IEMMU21 ABB Motor Management Unit IEMMU21

Product Description

The ABB IEMMU21 is an advanced motor management unit designed for comprehensive protection and control of medium-voltage motors. This intelligent device provides reliable monitoring of critical parameters including current, voltage, temperature, and insulation status to prevent motor failures and optimize performance. Featuring ABB’s proven protection technology, the IEMMU21 offers complete motor protection with customizable settings for various applications. Its modular design allows easy integration into existing control systems, while the intuitive interface simplifies configuration and operation. The unit supports multiple communication protocols including Modbus and Profibus for seamless connectivity in industrial automation networks. With robust construction and high immunity t

ABB IEMMU21 — verified specifications: - Product type: INFI 90 / Symphony Harmony module mounting unit (rack) - Series: INFI 90 / Symphony Harmony - Slot capacity: Up to 12 system modules - Backplane power: +5 V, +15 V, -15 V, +24 V DC - Communication: Controlway, Module Bus, I/O Expander Bus - Protection class: IP20 - Operating temperature: -20 to 70 °C