Potenciómetros de corriente continua.
DIRECT-CURRENT POTENTIOMETERS.
POTENTIOMÈTRES À COURANT CONTINU.
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17.220.20 / Measurement of electrical and magnetic quantities
CTN 82/SC 4 - Electrical metrology
EN 60523:1993 (Identical)
IEC 523:1975/AC:1980 (Identical)
IEC 523:1975/A1:1979 (Identical)
IEC 60523:1975 (Identical)
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