AEMC®Instruments

Model JM861 [Cat. 2110.90] AC Current Probe (BNC) 10mV/A – 90A peak; 1mV/A – 900A peak; 0.1mV/A- 9000A peak)

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AEMC Model JM861 [Cat. 2110.90] AC Current Probe (BNC) 10mV/A - 90A peak;  1mV/A - 900A peak;  0.1mV/A- 9000A peak)
Characteristics:
  • Nominal range: 30A, 300A, 3000A
  • Output: 10mA/AAC, 1mV/AAC, 0.1mA/AAC
  • Oscilloscope current probe for applications in industrial and power environments
  • Analyze, measure and accurately display distorted current waveforms and harmonics
  • Current range from 1 to 2400Arms
  • Large jaw window for use on cables and bus bars
  • Direct BNC connection to scope
Applications:
  • Electrical utility
  • HVAC
  • Industrial maintenance
  • Laboratory
  • Plant maintenance
  • Power quality
Product Description:
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space The Model JM861 is designed for oscilloscopes, waveform displaying instruments and other instruments able to benefit from its frequency response. The Model JM861 encompasses a special circuit and three ranges to maximize frequency response performance. Accurately measures AC current waveforms and has proportional mV output for direct readings on oscilloscopes. Three-position slide switch on the handle selects ranges. Large jaw window enables use on cables and bus bars.
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Specifications:
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JM861
ELECTRICAL
Nominal Range 30A, 300A, 3000A
Measurement Range 90A, 900A, 9000A Peak
Output Signal(s) 10mVAC/AAC (0.3V @ 30A)1mVAC/AAC (0.3V @ 300A)0.1mVAC/AAC (0.3V @ 3000A)
Accuracy(30ADC Range) 1.5A 2% of Reading ± 1mV
6A 2% of Reading ± 1mV
30A 2% of Reading ± 1mV
Phase Shift (30ADC Range) 1.5A 20°
6A 10°
30A
Accuracy(300ADC Range) 15A 2% of Reading ± 0.5mV
60A 2% of Reading ± 0.5mV
300A 2% of Reading ± 0.5mV
Phase Shift (300ADC Range) 15A
60A 1.5°
300A
Accuracy(3000ADC Range) 150A 2% of Reading ± 0.2mV
600A 2% of Reading ± 0.2mV
3000A 2% of Reading ± 0.2mV
Phase Shift (3000ADC Range) 150A
600A 1.5°
3000A
Overload ——
Frequency Range 10 to 50kHz; current derating above 5kHz for continuous use
Load Impedance 1MΩ, 47pF
Working/Common Mode Voltage 600Vrms
Output Termination 6 ft coaxial
MECHANICAL
Operating Temperature 14° to 131°F (-10° to 55°C)
Storage Temperature -13° to 176°F (-25° to 80°C)
Operating Relative Humidity 10 to 35°C 90% ± 5% RH (without condensation), 40 to 55°C 70% ± 5% RH (without condensation)
Jaw Opening 3.54″ (90mm)
Maximum Conductor Size Cable: 2.52″ Ø max (64mm); Bus bar: 1.97 x 5.31″ (50 x 135mm); 2.52 x 3.94″ (64 x 100mm)
Dimensions 4.72 x 12.40 x 1.89″ (120 x 315 x 48mm)
Weight 2.65 lbs (1200g)
Polycarbonate Material Handles: 10% fiberglass charged polycarbonate UL94 VO; Jaws: ABS UL V2
SAFETY
Electrical EN 61010-2-32
Electromagnetic Compatibility EN 50081-1 Class B; EN 50082-2 Electrostatic discharge IEC 1000-4-2;Radiated field IEC 1000-4-3; Fast transients IEC 1000-4-4; Magnetic field at 50/60Hz IEC 1000-4-4
Double Insulation Yes
CE Mark Yes
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pdf_pic Downloads: Specifications
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The Model JM861 is a high performance AC current probe for higher currents. Excellent transformation and low phase shift, plus a broad frequency response, permit accurate measurements of current and power. The high quality magnetic core and uniform windings provide for accurate measurements up to 3000AAC. The “squared” jaw permits multiple conductor or bus bar positioning. The Model JM861 provides excellent True RMS capabilities and reliable signal reproduction. index mail web