The ABB TA25DU-4.0M is a high-quality thermal overload relay built for protecting motors operating within the 2.80 to 4.00 A range. Designed for direct mounting on ABB A-line contactors, it ensures precise motor protection against overloads, phase loss, and unbalanced currents. Ideal for industrial motor control systems, the relay helps reduce downtime and extend motor life.

? Key Features:

• Adjustable current range: 2.80 – 4.00 A

• Trip class: Class 10A – suitable for standard motor loads

• Phase failure protection: Reliable disconnection on loss of phase

• Reset modes: Manual and automatic reset options

• Temperature compensation: Maintains accurate performance in varying ambient conditions

• Test/STOP button: Built-in for easy testing and emergency shutdown

• Mounting: Direct mounting on ABB A-line contactors (e.g., A9–A26)

• Operating temperature range: -20°C to +60°C

• Compliance: IEC/EN 60947-4-1

• Typical applications: Used in motor-driven systems such as pumps, fans, conveyors, and light-duty machinery