KYORITSU 3128 High Voltage Insulation Tester

High Voltage Insulation Tester

	3128
	High Voltage Insulation Tester Selection Guide Product Catalogue Software Instruction Manual
	• 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).

Insulation resistance (*): Accuracy is not guaranteed with setting of 250V or less Rated voltage 500V 1000V 2500V 5000V 10000V 12000V Max measurement value 500GΩ 1TΩ 2.5TΩ 5TΩ 35TΩ Accuracy 400k - 50GΩ ±5%rdg±3dgt (*) 800k - 100GΩ ±5%rdg±3dgt 2M - 250GΩ ±5%rdg±3dgt 4M - 500GΩ ±5%rdg±3dgt 8M - 1TΩ ±5%rdg±3dgt 50G - 500GΩ ±20%rdg (*) 100G - 1TΩ ±20%rdg 250G - 2.5TΩ ±20%rdg 500G - 5TΩ ±20%rdg 1T - 10TΩ ±20%rdg 10T - 35TΩ Values are displayed, but accuracy isn't guaranteed Short circuit current Max 5.0mA Load resistor to output rated voltage 0.5MΩ or more 1MΩ or more 2.5MΩ or more 5MΩ or more 20MΩ or more 24MΩ or more Output voltage Rated voltage 500V 1000V 2500V 5000V 10000V 12000V Monitor accuracy ±10%±20V ±10%±20V ±10%±20V ±10%±20V ±10%±20V ±10%±20V Output accuracy 0 - +20% 0 - +10% 0 - +10% 0 - +10% -5 - +5% -5 - +5% Selectable range 50 - 600V (in steps of 5V) 610 - 1200V (in steps of 10V) 1225 - 3000V (in steps of 25V) 3050 - 6000V (in steps of 50V) 6100 - 10000V (in steps of 100V) 10100 - 12000V (in steps of 100V) Voltage measurement Measuring range DCV : ±30 - ±600V, ACV : 30 - 600V (50/60Hz) Accuracy ±2%rdg±3dgt Current measurement Measuring range 5.00nA - 2.40mA (Depending on the insulation resistance) Capacitance measurement Measuring range 5.0nF - 50.0µF 5.0nF - 1.0µF (display range: 5.0nF - 50.0µF) Accuracy ±5%rdg±5dgt 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 -10ºC - 50ºC / Relative humidity 85% or less (when operating with an external power supply, no condensation) 0ºC - 40ºC / Relative humidity 85% or less (when operating with battery, no condensation) Storage temperature & humidity range -20ºC - 60ºC / 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 100MΩ 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 Optional 7254 (Longer Line probe with alligator clip)