supply of procurement of supply and installation of ohe power presence/absence indicator etc. , supply and installation of ohe power presence/absence indicator for inspection bay as per m odel no. : ss402 of m/s samadhan or equivalent and drawing no. clw/es/3/sk-1/dkae , clw/es/3/sk-2/dk ae and clw/es/3/sk-3/dkae. each set consist of items as follows:- (i) sensor mount with guard, qty- 01 no. (ii) sealed sensor, qty - 01 no. (iii) connecting cable of length 5 meters, qty- 01 no. (iv) display cum power supply unit with working input voltage 180 v to 250 v ac qty- 01 no. and display unit should be able to ind cate power on/off and sensor failure, qty-01 no. (v) connecting cable 2 of length 5 meters. qty- 01 no. [ warranty period: 30 months after the date of delivery ] ]