supply of set of digital display meters for switch board cabinet of power car , set of digital display meters for switch board cabinet of power car consisting (i) 3-line digital display ac frequency meter model:-input:- 0-800v, 45-65hz aux supply:- 12-48 vdc, accu acy class:- 1.0, size :- 96*96 sq. mm.= 01 no. (ii) 3-line digital display ac volt meter, model:- input:-0- 800 v aux supply:- 12-48 vdc, accuracy class:- 1.0 size :- 96*96 sq. mm.= 01 no. (iii) 3- line digital display a c ammeter model:-input:-1/5 a aux supply:- 12-48 vdc, accuracy class:- 1.0, size :- 96*96 sq. mm.= 01 n . make:- rishabh, lauritz knudsen, yokins, schneider, abb only [ warranty period: 30 months after the date of delivery ] ]