supply of led shadowless lampled shadowless lamp,ceiling suspended led shadowless lamp for operation theatre, totally enclose d metalised lampheadof 500mm dia, central ceiling anchoring system perfectlyspringbalanc ed with 360 degree axial rotation, with adjustable height of the lamp head. the lamp shall work on 230 v ac, 50hz single phase supply. if the lamp is operating on lesser voltage, neces sary converter/driver for led shall be part of the lamp fitting.the lamp fitting shall besup plied with suitable locking arrangement as per drawing no.armvac 7-6-006 alt a/2. the dimen sions indicated for vertical and horizontal moving arms shall be restricted as per drawin g. the led shadowless lamp fitting shall be similar to model no.vision-18 of m/s.cognate indi a ltd. note: (i)maintenance and operation manual shall be suppliedalong with the equipment in duplicate. (ii)operation of the equipment shall be demonstrated to the custodian of the c oach (viz.,) in any one of divisions/zonal railways of indian railways on arrival of the coach at the base depot and on getting theadvice therefor from the custodian of the coac h/icf. [ warranty period: 30 months after the date of delivery ] ] => limited