supply of supply, commissioning & installation of battery operated motor trolley for broad gauge track inspection.supply, commissioning & installation of battery operated motor trolley for broad gauge track inspection.,supply, commissioning & installation of battery operated motor trolley for broad gauge track inspection with following technical specifications 1. pay load capacity: 1 ton (2) wheels: mild steel wheels with 320 mm dia (3) transmission: through automatic gear box (4) battery : 48 volt lithium battery, mini mum 80 ah (indigenous). (5 ) drive : bldc electric motor minimum 1800 watt with controller and converte r. (6 ) charger : 25 amperes (indigenous) (7) brakes: drum brake system (8) base frame: stainless steel tu bes (9) axle: 38 mm diameter, ms & ss made (10) bearings : bearings made from reputed isi manufacturer s like skf & nrb (11) seating arrangement: comfortable 3 chairs made with stainless steel shall be arrang ed in front row & 3 seater sofa in second row additional seating for 3 persons shall be arranged at the back. (12) canopy: ss pipe 25 x25mm & canvas roof cover (13)running range with fully charged batteries- 80k m to 100 km (14) speed: maximum speed-30 kmph. [ warranty period: 30 months after the date of deliv ery ] ]