Kyoritsu KEW 3128 High Voltage Insulation Tester

Kyoritsu KEW 3128 High Voltage Insulation Tester • 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. • Can be operated from built-in rechargeable battery or from AC line. • 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) Specifications Insulation resistanece ( * ) : Accuracy is not guaranteed with setting of 250V or less Rated voltage: 500V, 1000V, 2500V, 5000V, 10000V, 12000V Max measurement value: 500V: 500G© , 1000V: 1T© , 2500V: 2.5T© , 5000V: 5T© , 10000V & 12000V: 35T© Accuracy: • 500V: 400k~ 50G© ± 5% rdg± 3dgt( * ) , 50G~ 500G© ± 20% rdg( * ) • 1000V: 800k~ 100G© ± 5% rdg± 3dgt, 100G~ 1T© ± 20% rdg • 2500V: 2M~ 250G© ± 5% rdg± 3dgt, 250G~ 2.5T© ± 20% rdg • 5000V: 4M~ 500G© ± 5% rdg± 3dgt, 500G~ 5T© ± 20% rdg • 10000V & 12000V: 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: • 500V: 0.5M© or more • 1000V: 1M© or more • 2500V: 2.5M© or more • 5000V: 5M© or more • 10000V: 20M© or more • 12000V: 24M© or more Output Voltage Rated voltage: 500V, 1000V, 2500V, 5000V, 10000V, 12000V Monitor accuracy: • 500V: ± 10% ± 20V • 1000V: ± 10% ± 20V • 2500V: ± 10% ± 20V • 5000V: ± 10% ± 20V • 10000V: ± 10% ± 20V • 12000V: ± 10% ± 20V Output accuracy: • 500V: 0~ + 20% • 1000V: 0~ + 10% • 2500V: 0~ + 10% • 5000V: 0~ + 10% • 10000V: -5~ + 5% • 12000V: -5~ + 5% Selectable range: • 500V: 50~ 600V( in step of 5V) • 1000V: 610~ 1200V( in step of 10V) • 2500V: 1225~ 3000V( in step of 25V) • 5000V: 3050~ 6000V( in step of 50V) • 10000V: 6100~ 10000V( in step of 100V) • 12000V: 10100~ 12000V( in step of 100V) Voltage measurement Measuring range: DCV : ± 30~ ± 600V, ACV : 30~ 600V ( 50/ 60Hz) Accuracy: ± 2% rdg± 3dgt Current measurement Measuring range: 0.00nA~ 2.40mA ( Depending on the insulation resistance) Capacitance measurement Measuring range: • 500V~ 5000V: 5.0nF~ 50.0µ F • 10000V~ 12000V: 5.0nF~ 1.0µ F ( display range: 5.0nF~ 50.0µ F) Accuracy: ± 5% rdg± 5dgt General With stand 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: • -10º C~ 50º C / Relative humidity 85% or less ( when operating with an external power supply, no condensation) • 0º C~ 40º C / Relative humidity 85% or less ( when operating with battery, no condensation) Storage temperature & humidity range: -20º C~ 60º 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) × 410 ( W) × 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 Optional: 7254 ( Longer Line probe with alligator clip)