bids are invited for custom bid for services - supply installation testing comissioning of ophcd point type hcd at bpcl patna top - sitc of new opd (open path detector) as per sow , sitc of new ptd (point type detector) as per sow , supply of cable 2px1.5mm2 copper armoured frls , amc for 2 opd and 2ptd, after completion of warranty period for 3 yearsa) calibration of all point type and open path type gas detectors including allignment of each hcd on quarterly basis for 3 years. amc period will start next day from end of the warranty periodb) inspection and preventive maintenance of all hcds(2opd + 2ptd)c) coordinating with automation vendor (honeywell/yil) for integration, testing and feedback