Precautions For Use - Chauvin Arnoux C.A 757 Notice De Fonctionnement

PRECAUTIONS FOR USE

This instrument is compliant with safety standard IEC 61010-
2-033, the leads are compliant with IEC 61010-031 and the
current sensor is compliant with IEC 61010-032, for voltages
up to 600V in measurement category III.
Failure to observe the safety instructions may result in electric
shock, fire, explosion, and destruction of the instrument and
of the installations.
„ The operator and/or the responsible authority must carefully
read and clearly understand the various precautions to be
taken in use. Sound knowledge and a keen awareness of
electrical hazards are essential when using this instrument.
„ Do not use your instrument on networks of which the voltage
or category exceeds those stated.
„ Do not use the instrument if it seems to be damaged,
incomplete, or poorly closed.
„ Do not use the instrument in an explosive atmosphere or in
the presence of flammable gases or vapours.
„ Before each use, check the condition of the insulation on
the leads, housing, and accessories. Any item of which the
insulation is deteriorated (even partially) must be set aside
for repair or scrapping.
„ Use only the leads and accessories supplied. The use of
leads (or accessories) of a lower voltage rating or category
limits the use of the combined instrument + leads (or acces-
sories) to the lowest category and service voltage.
„ Use personal protection equipment systematically.
„ When handling the instrument and test probes, keep your
fingers behind the physical guard.
„ All troubleshooting and metrological checks must be done
by competent, accredited personnel.
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