Solid Insulators

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• No Balancing and Calculation required to calculate Volume / Surface Resistivity
• and Dielectric Constant.
• Complies IEC 60250, IS 4487, Test jig Conform to ASTMD 257
• Built in Thermal Printer
• Serial port RS232 for data downloading.
• Can be used to check liquid sample with Three Terminal oil cell.
• Storage 100 Test reports

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• Test Voltage : - For LS-3BD =63V / 100V / 500V DC settable
• For LS-3CD = 100V /250V / 500V /1000V DC settable
• Accuracy : ± 1% of set Value ± 1digit
• Insulation Resistance : - Accuracy - ± 2%
• Range IR = 10Meg to 10e9 Megohm
• Separate Indication for Charge / Measure and Discharge mode

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• Test Voltage : 10V to 500V settable in 10V Step for LS-3B and upto 1000V for LS-3C
• Accuracy : ± 1%
• Stability : ± 0.01%
• Resistance : Auto ranging
• Insulation Resistance Range : 103to 1015 
• Volume Resistivity Range : 28.3 X 1015 cm ( 1cm sample thickness )
• Surface Resistivity Range : 18.8 X 1015 cm
• Resolution : 0.1
• Accuracy : ± 1 % up to 1Gigaohm and ± 2% above 1 Gigaohm
• Built in storage:100 Test Results
• Printer : Thermal
• Display : 4 line LCD display
• No calculations required for calculation Volume Resistivity and Surface resistivity.
• Built in Timer
• Test Jig as per ASTM D 257

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