The HE700U-E series is designed for use with external battery systems and has built in chargers available to supply up to 80A.The series is available in 30-40-50-60-80-100-120-160-180-200 kVA models with three-phase input and output and on-line double conversion technology in accordance with VFI-SS-111 classification (as set out in standard IEC EN 62040-3).