bids are invited for procurement of fire detection system against ard optical smoke and heat detector type 851ph sland 851 ph photo smoke and heat detector marine only without base , psm 800 m power supply module and psu 830 alongwith fixing conversion kit , 811f m thorn and 811 mx flame detector , 811 mx optical smoke and heat sensor and 851 ph photo smoke and heat detector marine only without base , 801 phex is optical sland heat tyco and 801 phex optical smoke and heat intrinsically safe detector with base , cim 800 sland contact input module and cim800 mx contact input module , mubex base for 600 and 800 ex , cp 830 addressable outdoor e sland p call point and mcp830m outdoor marine callpoi , smoke and heat detector sland 801 phex optical smoke and heat intrinsically safe detector with base , flame detector and 811f mx flame detector , smoke and heat detector sland 851 ph photo smoke and heat detector marine only without base , smoke and heat detector sland 851 photo smoke and heat detector marine only without base , cim sland cim 800 mx contact input module , 851 ph optical smoke and heat detector and 851 ph photo smoke and heat detector marine only without base 1 15 , smoke detector total quantity : 64