Clamp-On Type Earth Resistance Tester / Leakage Current Clampmeter
KM 1620 / KM 1720
KM-1620 / KM 1720 single-jaw type Earth Resistance Tester is widely used for earth resistance testing of the equipments in the field of power,
telecommunication, as well as the other electrical equipments. It features easy operation, high-accuracy and good adaptation of testing environment.
General Specification
• Jaw Opening Size : 32 mm
• Display screen : 4 digit LCD Backlight, 47 x 28.5 mm in length
• Operating temperature : -10 °C ~ 55 °C
• Operating Humidity : 10% ~ 90%RH
• Protection grade : double insulation
• External Magnetic Field : < 40A / m
• External Electric Field : < 1V/m
• Measurement Resistance Frequency : > 1 KHz
• Maximum Resistance Measurement Resolution : 0.001Ω
• Resistance Measurement Range : 0.01 - 1200 Ω
• Range selection : Automatic
• Max. Bus Bar Dimension : 32 mm x 65 mm.
• Calibration : Automatic self calibration
• Sampling Time : 1 second
• Current Measuring Range : 0.00 - 20.0A (KM 1720)
• Measured Current Frequency : 50/60Hz (KM 1720)
• Storable Measurement Data : 99 Units
• Setting Range of Resistance Alarm Critical Value : 1 - 199Ω (KM 1720)
• Setting Range of Current Alarm Critical Value : 1 - 499mA (KM 1720)
• Power supply : 4 X AAA alkaline dry battery (6V)
• Weight : 1160g (inclusive of battery)
• Dimension : 285(L) x 85(W)mm, and thickness of 56mm