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ABB UA16-30-10RA is a dedicated damping resistor built-in capacitor contactor designed for low-voltage reactive power compensation systems. Three series resistors suppress switching inrush current, protecting contacts and extending service life. With 16A AC-6b rating suitable for 12.5kVar capacitor banks at 400V, 3-pole NO main contacts plus 1NO auxiliary contact fully meet standard control requirements.

ABB UA16-30-10RA Capacitor Switching Contactor

Model Segment Meaning Detailed Description UA Series Code Special capacitor switching contactor series, designed exclusively for reactive power compensation capacitor switching 16 Rated Current 16A (AC-6b, 400V capacitor load), corresponding to approx. 12.5kVar compensation capacity 30 Main Contact Configuration 3-pole all normally open (لا) الاتصالات الرئيسية, suitable for 3-phase capacitor banks 10 Auxiliary Contact Configuration 1 مفتوح عادة (لا)…