tender for supply of switch disconnector fuse unit of various ratings . , switch disconnector fuse unit of 200 amps with hrc fuses in sheet steel enlosure, triple pole with neutral link with suitable earthing arrangements conforming to is: 13947/1993(pt-i&iii) complete with handle assembly having door interlock in on position with indicators for rated voltage of 415v, 50 hz suitable for and bs type high rupturing capacity cartridge fuses conforming to is: 13703 & having rupturing capacity not less than 50ka of rating 200 amps, categroy of duty ac-23a. , switch disconnector fuse unit of 315 amps with hrc fuses in sheet steel enlosure, triple pole with neutral link with suitable earthing arrangements conforming to is: 13947/1993(pt-i&iii) complete with handle assembly having door interlock in on position with indicators for rated voltage of 415v, 50 hz suitable for and bs type high rupturing capacity cartridge fuses conforming to is: 13703 & having rupturing capacity not less than 50ka of rating 200 amps, categroy of duty ac-23a. , switch disconnector fuse unit of 400 amps with hrc fuses in sheet steel enlosure, triple pole with neutral link with suitable earthing arrangements conforming to is: 13947/1993(pt-i&iii) complete with handle assembly having door interlock in on-off position with indicators. the unit shall be suitable for rated voltage of 415, 50hz ac-23a utilization category rupturing capacity not less than 80ka for 1second & conform to is:13947 part 3-1993/iec 60947-3-1990 as amended upto date. the hrc fuses shall conform to is: 13703 as amended upto date switch disconnector fuse unit shall be of 400a rated operational current.