HIGH VOLTAGE INSULATION TESTER

KEW 3125A

Discontinued Products

Insulation Resistance up to 1TΩ

  • Insulation Resistance up to 1TΩ
  • Short-Circuit Current up to 1.5mA
  • Wide Test Voltage from 250V to 5000V
  • Diagnosis Function of PI and DAR
  • Newly-designed alligator clip
  • It comes with a tough hard case
  • Filter function reduces noise interference for obtaining stable measurement
  • Large display with Bar Graph indication and backlight
  • Live voltage warning
  • Safety standard IEC 61010-1 CAT IV 300V / CAT III 600V

Specification

Insulation resistance

Test voltage 250V 500V 1000V 2500V 5000V
Measuring range 0.0 - 100.0MΩ 0.0 - 99.9MΩ
80 - 1000MΩ  
0.0 - 99.9MΩ 
80 - 999MΩ
0.80 - 2.00GΩ
 0.0 - 99.9MΩ 
 80 - 999MΩ
 0.80 - 9.99GΩ 
 8.0 - 100.0GΩ
0.0 - 99.9MΩ
80 - 999MΩ
0.80 - 9.99GΩ
8.0 - 99.9GΩ
80 - 1000GΩ
Accuracy ±5%rdg±3dgt ±5%rdg±3dgt ±5%rdg±3dgt ±5%rdg±3dgt ±5%rdg±3dgt
±20%rdg
(100GΩ or more)
Short circuit current 1.5mA
Rated test current 0.7 - 0.9mA at 0.25MΩ load 0.8 - 1mA at 0.5MΩ load 1 - 1.2mA at 1MΩ load 1 - 1.2mA at 2.5MΩ load 1mA - 1.2mA at 5MΩ load
Open circuit current 250V
+10%,-10%
500V
+20%,-10%
1000V
+20%,-0%
2500V
+20%,-0%
5000V
+20%,-0%

Voltage measurement

Measuring range AC: 30 - 600V (50/60Hz)
DC: ±30 - ±600V
Accuracy ±2%rdg±3dgt
General
Applicable standards IEC 61010-1, 61010-2-030 CAT Ⅳ 300V / CAT Ⅲ 600V Pollution degree 2
IEC 61010-031, IEC 61326-1, 2-2
Power source DC12V : LR14/R14 × 8pcs
Dimension 177 (L) × 226 (W) × 100 (D) mm
300 (L) × 315 (W) × 125 (D) mm (Carring case [Hard])
Weight 1.9kg approx. (including batteries)
4kg approx. (including accessories)
Accessories 7165A (Line probe)
7264 (Earth cord)
7265 (Guard cord)
8019 (Hook type prod)
9181 (Carring case [Hard])
LR14 (Alkaline battery size C) × 8
Instruction manual
Optional accessories 7168A (Line probe with alligator clip)
7253 (Longer line probe with alligator clip)
8302 (Adaptor for recorder)

Product category