SEW-Taiwan

Insulation & Multifunction Testers (LCD Display)

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FEATURES ● Microprocessor-controlled.● Measures Insulation Resistance, voltage (AC-DC) measurements   with automatic hold facility, diode, ohm, and continuity with a short   circuit current of minimum 220mA.● Auto-off function.● Energy conservation feature.● Ener-Save™ limit the test duration to about 10 Seconds.● Quick Test and EnerSave™ are unique features. Both saves energy.● No moving parts. All calibration are saved internally in a non volatile memory.● Easy calibration at any facility around the world.● Operates with rechargeable batteries, alkaline or low cost general purpose batteries.● Low cost maintenance, calibration, and ownership.● Complies to all the latest regulations, including UK.     SPECIFICATIONS       Insulation Test     Test voltage (DC V) and Measuring ranges 250V / 0.2M~2GΩ 500V / 0.2M-4GΩ 1000V / 0.2M-8GΩ Output voltage @ 1mA Rated test Voltage +10% Max Accuracy 0.2M~4GΩ : ±3%rdg   4GΩ~8GΩ : ±5%rdg When voltage is constant, Current is limited at ...

FEATURES ● Microprocessor-controlled.● Telecommunication test voltage : 50V and 100V.● Large range of insulation test voltages: 50, 100, 125, 250, 500, 1000V.● Mov / protection devices test.● Gas Arrester function.● Automatic voltmeter AC/DC at Start/Reset.● Test ON-OFF.● Battery test.● Safety voltmeter before each test.● Auto-discharge on all test and all ranges.● Battery test at Switch ON-TEST.● Smart hold & Stop on voltmeter AC/DC.● eads AUTO-NULL Key.● Test Auto-stop.● Auto range.● Ener-Save™.     SPECIFICATIONS   Insulation Resistance     Test voltage (DC) and Measuring ranges 50V / 0.1MΩ~400MΩ 100V / 0.1MΩ~800MΩ 125V / 0.1MΩ~1GΩ 250V / 0.2M~2GΩ 500V / 0.2MΩ~4GΩ 1000V / 0.2M~8GΩ Output voltage @ 1mA Rated test Voltage +10% Accuracy 0.1MΩ~4GΩ : ±3%rdg 4MΩ~8GΩ : ±5%rdg Nominal voltage rated 1mA Short circuit current 1.2mA Polarization index(PI) ˇ Detective absorption ratio (DAR) ˇ Continuity     Ranges 0.01~100Ω / 100 ~300Ω / 300~1999Ω ...

FEATURES ● High Quality Taut Band movement.● Capable of measuring earth resistance and earth voltage.● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current   breakers in the circuit under test.● Test leads are supplied as standard accessories for simplified two-wire measuring system.● Two insulation test voltages(DC) : 250V and 500V.● Alternation voltage measurement.● Battery life indicator.● Fuse protected.     SPECIFICATIONS       Earth Resistance     Measuring system Earth resistance by constant current inverter 820Hz, 2mA approx. Measuring Ranges Earth resistance:     0-12/0-120/0-1200Ω Earth voltage:     0-30V AC   40-500Hz Accuracy Earth resistance:     ±3% F.S. Earth voltage:     ±2.5% F.S. Insulation     Test voltage(DC V) 250V 500V Measuring ranges 0-100MΩ 0-200MΩ Output voltage on open circuit Rated test voltage +10% ...