CEI IEC 145 : var-hour (creative energy) meters
- Geneva INTERNATIONAL ELECTROTECHNICAL COMMISSION 1963
- 39p.
STD3217
CEI IEC 145
ELECTRICAL ENGINEERING-STANDARDS
STANDARDS
ELECTRIC MEASURING INSTRUMENTS
621.317.7 / I6
STD3217
CEI IEC 145
ELECTRICAL ENGINEERING-STANDARDS
STANDARDS
ELECTRIC MEASURING INSTRUMENTS
621.317.7 / I6