Materiały konferencyjne SEP 2018

2 / Caterpillar Confidential: YELLOW / WHEREVER THERE’S MINING AFC Drive Technology – State of the art Angular Gear High transmission ratio i [-] = 33-45 Asynchronous Motor High rotational speed n = 1.500 rpm @ 50 Hz n = 1.800 rpm @ 60 Hz Frequency Converter For speed control ~ – ~ – Chain Flight Bar Sprocket A rmored F ace C onveyer (AFC) Net Rectifier Inverted Rectifier Direct Current Link L 1 L 2 L 3