UPS for 400/230 V input, tower-rack convertible With feet Optional rack rails (rack height: 7 U) USB and serial interface Incl. management card Internal, automatic bypass Input: Hardwired 1/3-phased Output: Hardwired 1/3-phased, 1 x IEC320-C19 IEC socket (for 1-phase operation only) Runtime (20 kW load): approx. 3 min Runtime (15 kW load): approx. 5 min Runtime (10 kW load): approx. 10 min Runtime (8 kW load): approx. 14 min The UPS must be connected by a professional electrician. Recommended fuse/wire gauge (1-phase input): 125 A / 35 mm² Recommended fuse/wire gauge (3/1-phase input): L1 = 125 A/ 35 mm², L2/L3 = 41.5 A/ 35 mm² Recommended fuse/wire gauge (3/3-phase input): 41.5 A / 16 mm² Please note that higher delivery costs may apply due to product weight.