tender for procurement of abb make low voltage components for 415 v controllers of esp system at 1x500mw unit no.5, sgtps, mppgcl, birsinghpur , switch-fuse unit with handel :- 2 pole switch-fuse unit - type oesa 250d2pl current rating (ac) = 250 amp. frequency range - 50 hz to 60hz other parameter - 690 v,250a, ac-23a 250a max.32 w, iec269,din 0-1 make - abb india 1sca022760r0170 abb sfu din os250d02p 250a dp , handel assembly :- 2 pole switch-fuse unit - type oesa 250d2pl make - abb india 1sca022381r0240 abb handle assembley 0hb80j6 , thermal overload relay :- relay current range :- 0.6 - 1.0 a make - abb india 1saz211201r2021 abb overload relay ta25du-1.0m 0.63-1.0a , auxiliary contractor relay k-31e :- ith = 10a ui = 690v ac ue = 240 v, 415 v, 500v, 690v ac-15 = 4 a , 3 a , 2 a , 2 a make - abb india 1sbh141001r0240 abb auxilary control relay n31e220-230v ac .