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