Task: Translation
Input (Xhosa): Esona sithuthi sokhuselo-moya esakhiweyo okwangoku inaviplan 500 engama 50.8 kw yenziwe ngeetoni zobunzima besithuthi.
Output (English): On the largest air-cushion vehicle that has been built so far, the "Naviplan 500" about 50.8 kW have been installed per ton of vehicle weight.