Details: supply and delivery of the following items at site: supply and delivery at site 15 kva, 3 phase oil cooled type servo motoroperated copper wound line voltage corrector conforming to is-9815 (pt.-1)-1994 suitable for un-balanced input voltage with following specificationincluding first filling oil as per is-335 where applicable.(make: approve make of p.h.e. dte ) a) input voltage:- 3 phase, main supply may or may not be balanced with respect to phase to phase 250v.-500v.phase to neutral-145v.-290v.b) out put voltage:- 3 phase balanced out put voltage. phase to phase 400v.or 415v.± 1% ,phase to neutral- 230v.-240v.±1% ( provision should be made to adjust the variation of out put voltage per phase by a variable oil within ±5% of out put).c) line regulation:- out put voltage should remain well with ±1% of set voltage( from minimum to maximum i.e. either 400v. or 415v. supply variation).d) load regulation : out put voltage should remain neutral well within ±1% of set voltage be (from no l
Sector: Water supply and Sewerage