KYORITSU KEW 3128 12KV Digital Insulation Tester

KYORITSU KEW 3128 12KV Digital Insulation Tester

Description :

Kyoritsu 3128 High Voltage Insulation Tester
With 6 different ranges, the Kyoritsu 3128 High Voltage Insulation Tester can be operated by the built-in rechargeable battery or an AC line.
Microprocessor controlled high voltage insulation resistance tester with Diagnostic functions.
Suitable for analyzing the insulation characteristics of cables, transformers, motors, generators, high-pressure switches, insulators, wiring installations, etc.
6 ranges: 500V, 1000V, 2500V, 5000V, 10000V, 12000V
Fine adjustment of voltage setting at each range is also possible
Graphic representation of the insulation resistance and leakage current versus time on large display with bar graph and backlight.
Automatic discharge after test with monitoring of the discharge voltage.
Internal memory can store about 43,000 data (max).
Robust design for field use with IP64 rating (with lid closed).

Applicable standards :

IEC 61010-1 CAT.IV 600V Pollution degree 2,
IEC 61010-031, IEC 61326, IEC 60529 (IP64): with the lid closed.
Power source:
Rechargeable Lead storage battery (12V)*
Charging time: approx. 8 hours / AC Power supply (100V~240V, 50/60Hz)
* Continuous measuring time: approx. 4 hours
(a load of 100M? at the Insulation resistance 12000V Range.)
approx. 2 hours
(Max current consumption in range while rated currents are maintained.)
Dimension : 330 (L) x 410 (W) x 180 (D) mm *Instrument and Hard case
Weight: 9kg approx. (including battery) *Instrument and Hard case

Specifications :

INSULATION RESISTANCE
(*): Accuracy is not guaranteed with setting of 250V or less
Rated voltage : 500V
Max measurement value : 500G?
Accuracy: 400k~50G? ±5%rdg±3dgt(*), 50G~500G?±20%rdg(*)
Short circuit current : Max 5.0mA
Load resistor to output rated voltage : 0.5M? or more
Rated voltage : 1000V
Max measurement value : 1T?
Accuracy: 800k~100G? ±5%rdg±3dgt, 100G~1T? ±20%rdg
Short circuit current : Max 5.0mA
Load resistor to output rated voltage : 1M? or more
Rated voltage : 2500V
Max measurement value : 2.5T?
Accuracy: 2M~250G? ±5%rdg±3dgt, 250G~2.5T? ±20%rdg
Short circuit current : Max 5.0mA
Load resistor to output rated voltage : 2.5M? or more
Rated voltage : 5000V
Max measurement value : 5T?
Accuracy: 4M~500G? ±5%rdg±3dgt, 500G~5T? ±20%rdg
Short circuit current : Max 5.0mA
Load resistor to output rated voltage : 5M? or more
Rated voltage : 10000V/12000V
Max measurement value : 35T?
Accuracy: 8M~1T? ±5%rdg±3dgt, 1T~10T? ±20%rdg
10T~35T? Values are displayed, but accuracy isn’t guaranteed
Short circuit current : Max 5.0mA
Load resistor to output rated voltage : 20M? or more/24M? or more
OUTPUT VOLTAGE
Rated voltage : 500V/ 1000V
Monitor accuracy : ±10%±20V/ ±10%±20V
Output accuracy : 0~+20%/ 0~+10%
Selectable range : 50~600V(in steps of 5V)/ 610~1200V(in steps of 10V)
Rated voltage : 2500V/ 5000V
Monitor accuracy : ±10%±20V/ ±10%±20V
Output accuracy : 0~+10%/ 0~+10%
Selectable range :1225~3000V(in steps of 25V)/ 3050~6000V(in steps of 50V)
Rated voltage : 10000V/ 12000V
Monitor accuracy : ±10%±20V/ ±10%±20V
Output accuracy : -5~+5%/ -5~+5%
Selectable range : 6100~10000V(in steps of 100V)/ 10100~12000V(in steps of 100V)

General :

Withstand voltage :
AC8770V : between line terminal and enclosure / 5sec (50/60Hz)
AC6880V : between the measuring terminal and enclosure / 5sec (50/60Hz)
AC2330V : between the power connector and enclosure / 5sec (50/60Hz)
Operating temperature & humidity range
-10°C~50°C /Relative humidity 85% or less (when operating with an external power supply, no condensation)
0°C~40°C /Relative humidity 85% or less (when operating with battery, no condensation)
Storage temperature & humidity range    : -20°C~60°C / Relative humidity 75% or less (no condensation)

Accessories :

7170 (Main cord), 7224A (Earth cord), 7225A (Guard cord), 7226A (Line probe), 7227A (Line probe with alligator clip), 8029 (Extension prod),
8212-USB-W (USB adaptor with KEW Windows (Software)),
Instruction manual, Calibration Certificate
Instruction manual, Calibration Certificate
Optional: 7254 (Longer Line probe with alligator clip)