APC Symmetra PX 50kW Scalable to 80kW N+1, 400V, 50 kVA, 50000 W, 3.5 min, 13.7 min, 2490.1 lbs (1129.5 kg), - (1) 5-wire (3PH + N + G) APC Symmetra PX 50kW Scalable to 80kW N+1, 400V. Output power capacity: 50 kVA, Output power: 50000 W. Typical backup time at full load: 3.5 min, Typical backup time at half load: 13.7 min. Weight: 2490.1 lbs (1129.5 kg). Output connections: - (1) 5-wire (3PH + N + G) , Input connection type: 5-wire (3PH + N + G), Dimensions (WxDxH): 48 x 35.5 x 81.5" (1219 x 902 x 2070 mm)