Fluke 381 User Manual page 10

381
Users Manual
Symbol
IEC Measurement Category III
CAT III equipment has protection
against transients in equipment in
CAT III
fixed-equipment installations, such
as distribution panels, feeders and
short branch circuits, and lighting
systems in large buildings.
Examined and licensed by TÜV
®
Product Services.
Do not apply to or remove from
-
HAZARDOUS LIVE conductors.
The Measurement Category (CAT) and voltage rating of any combination of test probe,
test probe accessory, current clamp accessory, and the Meter is the LOWEST rating of
any individual component.
6
Meaning Symbol
IEC Measurement Category IV
CAT IV equipment has protection
against transients from the primary
CAT IV
supply level, such as an electricity
Meter or an overhead or underground
utility service.
Conforms to relevant Australian
;
standards.
Application around and removal from
,
HAZARDOUS LIVE conductors is
permitted.
Note
Meaning