supply of fotms and accessories , telk item code 557401091. fiber optic temperature monitoring system (fotms) as per tk 445461and as per the specificatoins in the enquiryand other terms & conditoins of the tender. , telk item code 557401092. fiber optic temp. probes 4m as per tk445461 for use in oil filled power trfrs with measuring range of - 45deg.c to225deg.c & precision of +/-2deg.c or better probes shall be pfa/ptfe teflon jacketed, cabled fibre.outer jacket shall be perforated to allow for complete oil filling & teflon protective helix wrap.(4meters long) , telk item code 557401093. fiber optic extension cable - 6 m as per tk445461 for use outside trfr.tank with stainless steel connector & o-ring oil seal suitable for the monitoring instrument (as per sl.no.1)-6 meters long , telk item code 557401094 fotmsf.t plate assy as per tk445461. tank wall feedthrough plate assembly (4 feed throughs). round tank wall feedthrough plate assy.includes stainless steel plate with 4 feed throughs & 4 threaded blind plugs for feed through holes.assy. shall also include carbon steel ring to weld to the transformer tank wall one o-ring and sufficient no. of bolts to assemble ss plate to the carbon steel ring. , charges for supply of one set spare (the list of items & qty. included as spareshall be provided separately along with the technicla bid) , charges (if any) per visit for deputingservice expert at site if insisted by telk/end customer. (lump sum charges per visit shall be quoted here) (this is an optonal item and will not be considred for financial evaluatoin of the bid). , flexible tubing of ss metal with fittings for protection of external extension cable (3 meters), protection cover for feedthroughs & marshalling box (ip56) for monitoring system etc.