Capacity- From 500 VA to 1000 KVA No of Phase- Available in both single phase and three phase Input Voltage- As Specified by the customer Output Voltage- The output voltage can be set any where between 220V-240V in single phase and 380V-440V for three phase or as specified by the customer. Type of cooling- Air cooled/ oil cooled Type of Motor- AC step synchronous motor Optional Features-1)under/over voltage trip,2)overload/short circuit protection,3)surge suppressor, 4)Protection against single phasing/ reverse phasing, 5)By pass facility etc.