Double Break Centre Rotating Isolators

Double Break Centre Rotating IsolatorsSalient featuresTurn & Twist type contacts for creating high pressure contacts for higher current rating.Manual reduction gear or motor operating mechanism.Straight banging type contacts with Manual lever operating mechanism for low current rating.Vertical or horizontal terminal take-off arrangement. Voltage class (kV.)123672.5123145245Rate Current(Amps)400 1250400-1650800-2000800-2000800-2000800-3150Rated Short time Current(kA.rms)162531.5404040Rated peak with-stand current (kA. peak)406379100100100Power frequency Dry & Wet withstand voltage (kV. rms)To earth & pole2870140230275460Across Isolating Distance3280160265315530Lightning Impulse withstand voltage (kV. peak)To earth & pole751703255506501050Across Isolating Distance851953756307501200DimensionsA254508762122014722300B450650870150015002500C6009001520210021003100D4007751070150017502650E75012502000270027004500