AEMC Instruments MN251T Description:
Designed to meet the most stringent demands in industry and electrical contracting, this probe meets the latest safety and performance standards. The probe has a measurement range up to 240 Arms which makes it the perfect tool for measurement with DMMs, recorders, power and harmonic meters. It is also compatible with any AC voltmeter, multimeter, or other voltage measurement instrument that is capable of displaying 1mV of output per amp of measured current, voltmeter accuracy of 0.75% or better and an input impedance of ?1 Mohm.
AEMC Instruments MN251T Specifications:
| Electrical Specifications | |
| Nominal Range | 200A |
| Measurement Range | 0.1 to 240A |
| Transformation Ratio | Voltage output |
| Output Signal | 1mV/A |
| Accuracy | 0.5 to 10A: 3.0% Reading ± 0.5mV 10 to 40A: 2.5% Reading ± 0.5mV 40 to 100A: 2.0% Reading ± 0.5mV 100 to 240A: 1.0% Reading ± 0.5mV |
| Phase Shift | 0.5 to 10A: Not Specified 10 to 40A: ? 5° 40 to 100A: ? 3° 100 to 240A: ? 2.5° |
| Frequency Range | 40 to 10kHz |
| Limit Operating Conditions | 200A permanently to 1kHz Derating above 3kHz: 200 A x (1/0.333 F), F in kHz |
| Crest Factor | 3 @ 200Arms with an error (due to CF) of 3% |
| Working Voltage | 600Vrms |
| Common Mode Voltage | 600Vrms |
| Influence of Adjacent Conductor | < 15mA/A at 50Hz |
| Influence of DC on AC signal | DC Current: < 20A, < 5% |
| Influence of Conductor Position in Jaw | 0.5% of mV output @ 50/60Hz |
| Influence of Frequency | 40Hz to 1kHz: 3% of mV output 1kHz to 10kHz: 12% of mV output |
| Influence of Load | < 3% of mA output from 40Hz to 1kHz < 12% of mA output from 1kHz to 10kHz |
| Influence of Temperature | ? 150 ppm/°K, or 0.15% of mV output per 10°K |
| Influence of Humidity (10 - 90% RH) | ? 0.2% of mV output per 10°K @ 18°C to 28°C |
| Mechanical Specifications | |
| Operating Temperature | 14 to 131°F (-10 to +55°C) |
| Storage Temperature | -40° to 158°F (-40° to +70°C) |
| Operating Relative Humidity | 50° to 95°F (10° to 35°C) 85% RH (without roll-off above 95°F [35°C]) |
| Maximum Cable Diameter | One ? 0.78" (20mm), bus bar 0.78 x 0.2" (20 x 5mm) |
| Case Protection | IP 40 (IEC 529) |
| Drop Test | Test per IEC 68-2-32: 1.0m drop on 38mm of oak on concrete |
| Mechanical Shock | Test per IEC 68-2-27 |
| Vibration | Test per IEC 68-2-6 |
| Dimensions | 5.47 x 2.00 x 1.18" (139 x 51 x 30 mm) |
| Weight | 180 g (6.5 oz) |
| Polycarbonate Material | Jaws: Polycarbonate with 10% fiberglass charge, Red UL 94 V0 Case: Polycarbonate 920A Grey |
| Opening Operations - Life | > 50,000 |
| Output | 10 ft (3m) insulated lead with BNC connector |
What's included with the AEMC Instruments MN251T
- AEMC MN251T AC Current Probe Model w/10 ft BNC Output
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