supply of supply of 48v/25a smr module based smps power plantsupply of 48v/25a smr module based smps power plant,supply of 48v/25a smr module based smps power plant as per rdso spec no.rdso/ spn/tl/23/99 ver 4.0 amend no 1 for indian railway telecom equipments (1+1) (each 25 amp,2 m odules) configuration with ultimate expandable capacity of 50 amp working in fr-fc, single pha se ac incoming power supply 90v-300v ac for telecom equipments with automatic switching between mod ules having inbuilt lightening surge protection (b&c) along with potential free contacts for monitoring failur es through nms as per rdso spec no.rdso/spn/tl/23/1999(ver4.0) or latest. [ warranty period: 12 mon ths after the date of delivery ] ] => limited