Technical Parameters
Parameter Specification
Product series ABB EH series contactor
Poles 3 poles
Main contact configuration 3 NO (Normally Open)
Built-in auxiliary contacts 1 NO + 1 NC
Rated operational voltage (Ue) Up to 690 V AC
Rated operational current (Ie, AC-1) Approx. 275 A
Rated motor power (AC-3) Up to 75 kW at 400 V
Utilization category AC-1, AC-3
Control circuit voltage (coil) Typically 110–120 V AC (check coil code for exact voltage)
Control voltage frequency 50 / 60 Hz
Mechanical durability Up to 10 million operations
Electrical durability Depends on load and utilization category
Ambient operating temperature −25 °C to +55 °C
Mounting Panel mounting
Protection degree IP00 (IP20 with accessories)
Applicable standards IEC compliant
Typical applications Motor starters, MCC panels, industrial power switching
The ABB EH175-30-11 is a three-pole electromechanical contactor from the ABB EH series, designed for reliable switching and control of three-phase motors and power circuits. It is suitable for heavy-duty industrial applications and provides stable performance for motor starters, power switching, and automation systems. The contactor is equipped with integrated auxiliary contacts and supports a wide range of industrial control applications.