Idiomas disponibles
Idiomas disponibles
Measurement Category
The Keysight U1190A Series Handheld Clamp Meters have a safety rating of CAT
III, 600 V and CAT IV, 300 V.
Measurement CAT I
connected to the AC mains. Examples are measurements on circuits not derived
from the AC mains and specially protected (internal) mains-derived circuits.
Measurement CAT II
connected to a low-voltage installation. Examples are measurements on
household appliances, portable tools, and similar equipment.
Measurement CAT III
Examples are measurements on distribution boards, circuit-breakers, wiring,
including cables, bus-bars, junction boxes, switches, socket outlets in the fixed
installation, and equipment for industrial use, and some other equipment
including stationary motors with permanent connection to the fixed installation.
Measurement CAT IV
low-voltage installations. Examples are electricity meters and measurements on
primary over current protection devices and ripple control units.
Keysight U1190A Series User's Guide
are for measurements performed on circuits not directly
are measurements performed on circuits directly
are measurements performed in building installations.
are measurements performed at the source of
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