supply of isi marked, dlms compliant, ht trivector meter of 0.5s accuracy class for 5 amp. and 0.2s accuracy class for 1 amp. for consumer metering conforming to is14697 / 1999 indian companion standard with its latest amendment along with nb-iot or 4g modem having fallback to gprs and cmri , isi marked, dlms compliant, category – ‘c1’, three phase four wire, ht trivector meter of 0.5s accuracy class for 5 amp. for consumer metering conforming to is14697 / 1999, indian companion standard with its latest amendment and as per detailed technical specification given in annexure-iv ( a1 ) meeting all the minimum requirement specified in gtp appended in schedule-x ( a ) , and each accompanied with external nb-iot or 4g modem having fallback to gprs and cmri as per technical specification given in annexure –iv ( b ) , ( c1 ) & ( c2 ) suitable & compatible with the meters. 1 hhu ( cmri ) to be supplied free of cost per lot of 100 meters or part thereof. , isi marked, dlms compliant category – ‘c1’, class-0.2s, three phase four wire, 110 volt, 1 amp. static ht tri-vector energy meter conforming to is:14697 / 1999, is15959, iec:62053-22 & cbip report no.325 with its latest amendment and as per detailed technical specification given in annexure-iv ( a2 ) meeting all the minimum requirement specified in gtp appended in schedule-x ( b ) , and each accompanied with external nb-iot or 4g modem having fallback to gprs and cmri as per technical specification given in annexure –iv ( b ) ( c1 ) & ( c2 ) suitable & compatible with the meters. 1 hhu ( cmri ) to be supplied free of cost per lot of 100 meters or part thereof.