TWO UNITS 400KVA THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED THREE-PHASE LOW-FREQUENCY INSTALLED 1 2 ›