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Pravin Electronics & Electricals

Kusum-Meco KM 877 TRMS Digital Insulation Multimeter with added VFD, PI, DAR & PASS/FAIL Insulation compare Feature

>Kusum-Meco KM 887 TRMS Digital Insulation Multimeter with added VFD, capacitance & Temperature Function
Product Catalogue
Special Features
  • VFD V & Hz readings.
  • Paper White Backlight LCD Display
  • Record MAX / MIN readings.
  • Display Hold Function.
  • Dual Digital Display.
  • PI & DAR Function.
  • Autoranging.
  • Pass /Fail Insulation Resistance Compare function; 12 selectable Preset Values.
  • LOCK-Test mode for Insulation Resistance & Earth Continuity Test.
  • BeepJack ™ audible & visible input warning.
  • Remote Probe for insulation Resistance & Earth Continuity Test.
  • Functions : DC/AC Voltage , VFD AC Voltage, Insulation Resisitance, Resistance, Earth Continuity Test, Hz Line Level Frequency

True RMS Digital Insulation Multimeter

Model KM 877 (23 functions 73 ranges)

General Specifications
  • Sensing : AC, True RMS
  • Display : 3-5/6 digits 6000 Counts Backlight LCD Display.
  • 61 Segments Analog Bar Graph : 60 per second max.
  • Auto or Manual-ranging mode.
  • Auto Power Off.
  • Polarity : Automatic
  • Update Rate : 5 per second nominal
  • Earth Continuity Test : 110mA @20 Ω range, 220mA @2.0 Ω range.
  • Tester can perform at least 3000 Earth Continuity Test measurements with new alkaline batteries at room temperature. These are standard test of 1 Ω with a duty cycle of 5 seconds on & 25 seconds off.
  • Insulation Resistance @ 1mA Test Current :
    50V output Voltage :25mA,
    100V output Voltage : 45mA,
    250V output Voltage : 85mA,
    500V output Voltage : 170mA
    1000V output Voltage : 440mA
    Tester can perform at least 950 Insulation Tests with new alkaline batteries at room temperature.
    These are standard tests of 1000V into 1MΩ with a duty cycle of 5 seconds on and 25 seconds off.
  • Operating Temperature : -10°C ~ 40°C
  • Relative Humidity : Maximum relative humidity 90% for temperature up to 28°C decreasing linearly to 50% relative humidity at 40°C.
  • Pollution degree : 2
  • IP Rating : IP40
  • Storage Temperature : -20°C ~ 60°C, < 80% R.H. (with battery removed)
  • Altitude : Operating below 2000m
  • Temperature Coefficient : Nominal 0.15 x (specified accuracy)/ °C @(-10°C~18°C or 28°C~40°C), or otherwise specified.
  • Low Battery : approx. 4.6V
  • Power Supply : Four Alkaline AA batteries
  • Power Consumption : 4.5mA typical except : ACV +Hz & VFD ACV +Hz : 7.0mA
  • APO Timing : Idle for 20 minutes
  • APO Consumption : 50 µA typical
  • Dimension: 208(L) X 103(W) X 64.5(H) mm with holster
  • Weight : 635 gm with holster.
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