supply of 10 kva, & 5 kva 25 kv/240 volt auxiliary transformer10 kva, & 5 kva 25 kv/240 volt auxiliary transformer,10 kva, 25 kv/240 volt oil filled out door type single phase auxiliary transformer, rdso spec. no-eti /psi/15(08/2003) or latest if any. make-any rdso/core approved vendor. [ warranty period: 30 months after the date of delivery ] ] , 10 kva, 25 kv/240 volt oil filled out door type single phase auxiliary transformer, rdso spec. no-eti /psi/15(08/2003) or latest if any. make-any rdso/core approved vendor. [ warranty period: 30 months after the date of delivery ] ] , 10 kva, 25 kv/240 volt oil filled out door type single phase auxiliary transformer, rdso spec. no-eti /psi/15(08/2003) or latest if any. make-any rdso/core approved vendor. [ warranty period: 30 months after the date of delivery ] ] , 5 kva, 25kv/240v, 50 hz single phase oil filled l.t. supply auxiliary transformer for railway ac tracti on system as per rdso spec. no.eti/psi/15 (08/2003) or latest [ warranty period: 30 months after the date of deli very ] ] , 5 kva, 25kv/240v, 50 hz single phase oil filled l.t. supply auxiliary transformer for railway ac tracti on system as per rdso spec. no.eti/psi/15 (08/2003) or latest [ warranty period: 30 months after the date of deli very ] ] , 5 kva, 25kv/240v, 50 hz single phase oil filled l.t. supply auxiliary transformer for railway ac tracti on system as per rdso spec. no.eti/psi/15 (08/2003) or latest [ warranty period: 30 months after the date of deli very ] ] , 5 kva, 25kv/240v, 50 hz single phase oil filled l.t. supply auxiliary transformer for railway ac tracti on system as per rdso spec. no.eti/psi/15 (08/2003) or latest [ warranty period: 30 months after the date of deli very ] ] , 5 kva, 25kv/240v, 50 hz single phase oil filled l.t. supply auxiliary transformer for railway ac tracti on system as per rdso spec. no.eti/psi/15 (08/2003) or latest [ warranty period: 30 months after the date of deli very ] ] , 5 kva, 25kv/240v, 50 hz single phas