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).

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)

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)

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

•        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)