AEMC AC Current Probe Model MN375 The MN375 is a compact AC current probe. It is designed to meet the most stringent demands in industry and electrical contracting. The Model MN375 meets EN 61010, 600V Cat. III safety standards and is CE marked and UL approved.The Model MN375 has a 0.78" (20mm) jaw opening and will accommodate conductors up to 250kcmil. The unique hooked jaw design facilitates clamping and hooking into conductors. Polycarbonate materials and ultrasonic welding are used throughout to ensure ruggedness and overall lasting reliability.The Model MN375 is a high performance models and uses a nickel core to improve accuracy and phase shift on the low end of the measurement range. The Model MN375 is an excellent probe to be used in power and low level current measurement application. Maximum Conductor Size 0.78" (20mm), bus bar 20x5mm Current Range 0.1 to 10A Measurement Range 0.1 to 12A Output 5ft (1.5m) lead with 4mm safety banana plug Transformation Ratio N/A Output Signal 100mV/A AC (1V @ 10A) Accuracy 60Hz 1% ± 1.5mV @ 10A Frequency Range 40Hz to 3KHz Phase Shift At 60Hz 1.5° @ 10A Open Secondary Voltage N/A Load Impedance 1 M¦ Overload 20A continuous Dimensions (H x W x D) 5.47 x 2.00 x 1.18 (139 x 51 x 30mm) Weight 6.3 oz (180g) Operating Temperature 14° to +131°F (-10° to +55°C) Storage Temperature -40° to +158°F (-40° to +70°C) Operating Humidity 90% RH Pollution Degree 2 Ingress Protection (IP) IP40 EMC EN 61326-1 Safety Compliance EN/IEC 61010-1 600 V Category CAT III,EN/IEC 61010-032