annual comprehensive maintenance of electrical installations and allied works installed at mahesweta devi museum-2 engagement of 2 nos. of high skilled labour & 02 unskilled labour twice in a week round the year for attending/inspection/operation of electrical equipments namely cctv camera system,ac,ups, fire extingushier installed at mahesweta devi museum. 3 part-b 4 i)comprehensive annual maintenance and servicing of air conditioning machine of following ratings. 1.5 ton split & castle type both. 5 ii)replacing and complete overhauling of fire extenguisher cylinder. 6 iii) replacement of 16 amp. dpmcb.make-legrand or equievalent 7 iv) replacement of 6 amp. modular switch. 8 v) repairing & replacement of 500watt metal hallied fittings with replacement of ballet. 9 vi) repairing & replacementof 1000 watt metal hallied fittings with replacement of ballet . 10 vii) replacement of bell for calling. 11 viii) replacement of 1/1 feet recessed mounted square shape light lamp. 12 ix) replacement of 2/2 feet recessed mounted square shape light lamp. 13 x) replacement of cub light lamp. 14 xi)replacement of tmc 501 conventional industrial batten philips led tube model no. tmc 501 p 2xt-led 22w p3242. 15 xii) replacement of tmc 501 conventional industrial batten philips led tube model no. tmc 501 p 1xt-led 22w p3242. 16 xii) replacement of philips led tube,model no- mas led tube 1200mm 18w865 t8 i 2100lm. 17 xiii)replacement of bucket light lamp. 18 xiv) repairing of 1kw ups. 19 xv) repairing of cctv system including monitor. 20 added:- @ 18% as gst 21 added:- @ 1% as labour cess