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TRMS
DIGITAL CLAMPMETER
MODEL - KM 078
I. SAFETY :
This manual contains information and warnings that must be
followed for operating the instrument safely and maintaining the
instrument in a safe operating condition. If the instrument is used in
manner not specified by the manufacturer, the protection provided
by the instrument may be impaired.
The meter protection rating, against the users, is double insulation
per UL/IEC/EN61010-1 Ed. 3, IEC/EN61010-2-033 Ed. 1, CAN/
CSA C22.2 No. 61010-1 Ed. 3, IEC/EN61010-2-032 Ed. 2 & IEC/
EN61010-031 Ed. 1.1 :
Measurement Category III 600V & Category IV 300V AC & DC.
Per IEC610-1 (2010) OVERVOLTAGE CATEGORY
OVERVOLTAGE CATEGORY II (CAT II)
is for equipment intended
to be supplied from the building wiring. It applies both to plug-
connected equipment and to PERMANENTLY CONNECTED
EQUIPMENT.
OVERVOLTAGE CATEGORY III (CAT III)
is for equipment intended
to form part of a building wiring installation. Such equipment
includes socket outlets, fuse panels, and some MAINS installation
control equipment.
OVERVOLTAGE CATEGORY IV (CAT IV)
is for equipment installed
at or near the origin of the electrical supply to a building, between
the building entrance and the main distribution board. Such
equipment may include electricity tariff meters and primary over
current protection devices.
Terms in this manual :
WARNING
Identifies conditions and actions that could result in
serious injury or even death to the user.
CAUTION
Identifies conditions and actions that could cause
damage or malfunction in the instrument.
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