procurement of fire equipments at 132 kv sub station dada nagar under etd-i, kanpur , 50 ltr . capacity afff mechanical foam type trolley mounted portable fire extinguisher with g . m . cap including delivery hose fitted ith nozzle with 02 kg . capacity co2 gas cylinder with valve mae of omax , lifeguard , firego , fire hit , padmini and zenith make including cost of material . , 22 . 5 kg capacity co2 type trolley mounted portable fir extinguisher suitable for b& c class of fire includng hose pipe & valve make of omax , lifeguard , firego , fire hit , padmini and zenith make including cost of material . , 4 . 5 kg capacity co2 type portable fire extinguisher suitable for b & c class of fire including hose pipe and valve make of omax , lifeguard , firego , fire hit , padmini and zenith make including cost of material .