Ac Current Probe Ampflex™ Probe (With Model 3945) - AEMC PowerPad 3945 User Manual

Factors affecting accuracy
Conditions
Ambient temperature
Relative humidity
Frequency response
Positions of the cable in the jaws
Adjacent conductor carrying a
60Hz AC current
Crest factor distortion
3.8 AC Current Probe AmpFlex™ Probe
Nominal Range: 3000A
Measurement Range: 10A to 6500A
NOTE: Currents below 9A will be displayed as zero on the PowerPad™ with this
probe
Probe Output Signal: 140mV
NOTE: Output is proportional to the amplitude and frequency of the measured current.
Sensor: Length = 24" (610mm); Ø = 7.64" (190mm)
Length = 36" (910mm); Ø = 11.46" (290mm)
Safety: EN 61010-1 and 2, 1000V, CAT III, POLL 2
Reference Conditions:
Ambient temperature
Humidity
Position of conductor in the sensor
Continuous magnetic fi eld
External alternative magnetic fi eld
External electric fi eld
Frequency
Type of signal measured
Accuracy
NOTE: Add PowerPad™ accuracy ±0.5% ± 1ct
Primary current (A
Accuracy (% of the output signal)
Phase shift (°)
20
(% of the output signal)
14° to 131°F (-10° to 55°C)
≤3 and peak current = 200A
AC
/3000A
AC
)
AC
Range
10 to 35°C 85%
40Hz to 3kHz
–
Conductor in contact with
the sensor
AC
at 50/60Hz
AC
64 to 82°F (18 to 28°C)
<40A/m (earth's magnetic fi eld)
10 to 100A
≤3%
≤1°
Power Quality Analyzer Model 3945
Error
≤150 ppm/K or
0.15% per 10K
< 0.2%
40Hz to 1kHz: < 0.7%
1 to 3kHz: < 2%
<0.5% to 50/60Hz
≤15mA/A
≤3%
(with Model 3945)
20 to 75% of RH
Centered
None present
None present
10 to 100Hz
Sinusoidal
100 to 6500A
≤0.5°
≤2%