Fluke Reliable Power Meters 1941, Руководство по установке

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Appendices
42
Appendix B. Current Clamps
The clamps listed below are for use with Acquisition Unit Models 1942
or 1949 but are not included as part of those models. They are
available for purchase separately through Reliable Power Meters.
Current Clamp
Current Range
and Opening Size
Uses
5 Amp (#3005 and
#3005R
*
)
10 mA to 5 Amps
RMS
Jaw opening 0.47”
diameter
Measuring very low
currents, such as
when connecting to
ground conductors.
Connecting to a
current transformer
(CT).
40 Amp (# 3014 and #
3014R*)
100 mA to 40 Amps
RMS
Jaw opening 0.47”
diameter
Measuring
moderate currents
such as single-
phase branch
circuits.
1000 Amp
(# 3100 and # 3100R*)
1 to 1000 Amps
RMS
Jaw opening 2.0”
diameter
Fits most
applications.
Useful in most
cases, except when
the space is
inadequate
*
The “R” version of this clamp includes a 10-foot interface cable required
to connect this clamp to the standard model Power Recorder.