arvesti sisemised elektrilised ühendused ja mõõteelemendi osa, mida läbib ahela vool, kuhu arvesti on ühendatud, internal connections of the meter and part of the measuring element through which flows the current of the circuit to which the meter is connected, circuit of a measuring instrument in which the current is equal or proportional to the current of the circuit to which the measuring instrument is connected, measuring circuit through which flows a current which is a prime factor in determining the indication of the measured quantity, mõõteahel, mille kaudu voolab vool, mis on mõõdetud suuruse näidu määramisel peamine tegur