MENU
Home / Products / INSULATION RESISTANCE TESTERS / True RMS Digital Insulation Multimeter

True RMS Digital Insulation Multimeter

Model: Model KM 877 (23 functions 73 ranges)

Make: Kusam-Meco

Special Features:
<br>
• VFD V &amp; Hz readings.<br>
• Paper White Backlight LCD Display<br>
• Record MAX / MIN readings.<br>
• Display Hold Function.<br>
• Dual Digital Display.<br>
• PI &amp; DAR Function.<br>
• Autoranging.<br>
• Pass /Fail Insulation Resistance Compare function; 12 selectable Preset Values.<br>
• LOCK-Test mode for Insulation Resistance &amp; Earth Continuity Test.<br>
• BeepJack ™ audible &amp; visible input warning.<br>
• Remote Probe for insulation Resistance &amp; Earth Continuity Test. <br>
<strong>• Functions :</strong> DC/AC Voltage , VFD AC Voltage, Insulation Resisitance, Resistance, Earth Continuity Test, Hz Line Level Frequency
<strong class="header-red-small">Specifications : </strong><br>
• <strong>Sensing : </strong>AC, True RMS<br>
• <strong>Display : </strong>3-5/6 digits 6000 Counts Backlight LCD Display.<br>
• <strong>61 Segments Analog Bar Graph : </strong>60 per second max.<br>
• Auto or Manual-ranging mode.<br>
• Auto Power Off.<br>
• <strong>Polarity : </strong>Automatic<br>
• <strong>Update Rate :</strong> 5 per second nominal<br>
• <strong>Earth Continuity Test :</strong> 110mA @20 Ω range, 220mA @2.0 Ω range.<br>
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 &amp; 25 seconds off.<br>
<br>
<br>
<strong>• Insulation Resistance @ 1mA Test Current :</strong><br>
  50V output Voltage :25mA, 100V output Voltage : 45mA<br>
  250V output Voltage : 85mA, 500V output Voltage : 170mA<br>
  1000V output Voltage : 440mA<br>
  Tester can perform at least 950 Insulation Tests with new alkaline batteries at room temperature.<br>
  These are standard tests of 1000V into 1MΩ with a duty cycle of 5 seconds on and 25 seconds off. <br>
• <strong>Operating Temperature : </strong>-10°C ~ 40°C<br>
• <strong>Relative Humidity : </strong>Maximum relative humidity 90% for temperature up to 28°C decreasing linearly to 50% relative humidity at 40°C.<br>
• <strong>Pollution degree : </strong>2<br>
• <strong>IP Rating :</strong> IP40<br>
• <strong>Storage Temperature :</strong> -20°C ~ 60°C, &lt; 80% R.H. (with battery removed)<br>
• <strong>Altitude : </strong>Operating below 2000m<br>
• <strong>Temperature Coefficient : </strong>Nominal 0.15 x (specified accuracy)/ °C @(-10°C~18°C or 28°C~40°C),
or otherwise specified.<br>
•<strong> Low Battery : </strong>approx. 4.6V<br>
• <strong>Power Supply :</strong> Four Alkaline AA batteries<br>
•<strong> Power Consumption : </strong>4.5mA typical except : ACV +Hz &amp; VFD ACV +Hz : 7.0mA <br>
• <strong>APO Timing :</strong> Idle for 20 minutes<br>
• <strong>APO Consumption :</strong> 50 µA typical<br>
• <strong>Dimension: </strong>208(L) X 103(W) X 64.5(H) mm with holster<br>
• <strong>Weight : </strong>635 gm with holster.<br>
    Send Enquiry

Reviews & Q&A

No reviews yet for this product.

Have a question about True RMS Digital Insulation Multimeter? Contact us and our team will get back to you shortly.

Product Enquiry
True RMS Digital Insulation Multimeter • Model KM 877 (23 functions 73 ranges)

We are dedicated to provide the most advanced
control & instrumentation products
in the world

close

enquiry

Send Enquiry