supply of rotary switch , rotary switch 16 amps, 690 v, 7.5kw with centre off switch 90 degrees 3 pole as per salzer cat no: 16a- s16-61153-b03- tdyr. suitable for lhb coaches as per edts 355 rev. amendment 1 or equivelent of make siemens, salzer, kaycee, ge,teknic only. [ warranty per iod: 30 months after the date of delivery ] ] , rotary switch with marking i-0-ii net 1-off-net 2 , for feeder change over of capacity 16a, 690 v, 7.5kw with centre off 90 degrees, 3 pole , s uitable for non-ac lhb coaches as per rdso specification no.edts-355 ,rev-1, am-1. make: salzer part no:61152scb03tdyr or equivalent of seimens, k aycee, teknic only. [ warranty period: 30 months after the date of delivery ] ]