RESEARCH DESIGNS AND STANDARDS ORGANISATION

Supply Of Ac Static Watt Hour Meter 10-60 Ampere With Box Reference Voltage : 240 Volts, Numbe R Of Phases: Single Phase Basis Current Ib: 10 Amp. Rated Maximum Current (imax) As % Of Ib: 600 % Accuracy Class -1, Isi Marking: Yes, Anti Tampering Features: Yes ,battery Backup For Display: Yes, Cur Rent Transformer: No, With Backlit Lcd Display For Display Of Voltage, Current , Power Factor, Frequency , Kwh Etc. Conforming To Is: 13779(1999) With Latest Amendment, Material Used For Moulded Meter B Ox Base: Transparent /grey/black Of Polycarbonate Material. Size Of The Box: 270 Mm(l) X 230 Mm(w) X 140 Mm(thickness) Dimension Is Approximately Thickness Of Moulded Sheet Protection: Ip 51. There Should Be Sufficient Clearance From Bottom For Easy Wiring & The Box Should Be Suitable For Housing Th E Meter, Unbreakable, Fire Retardant & Should Be Of Good Quality. The Cover In Closed Condition Must O Verlapped In Such A Manner That No Direct Entry Of Access Is Possible & At Least Two Sealing Provisions/ Screws Shall Be Provided For Proper Fixing Of The Meter Cover So That Access To The Working Part Shall N Ot Be Possible Without Breaking The Seal. Is: 13779(1999) With Latest [ Warranty Period: 30 Months A Fter The Date Of Delivery ]