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Gt5307b AC/DC Measurement Short Circuit Protection Digital Megger Insulation Resistance Tester1
Meter for ElectricityInsulation TesterInsulation Resistance Tester
Shenzhen Bestone Industrial Co. Ltd.
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Product Description Insulation/Continuity Tester Introduction This instrument applies a new design and a large-scale integrated circuit to complete the measurement of parameters such as insulation resistance, DC voltage, and AC voltage; it has comprehensive functions, high accuracy, stable performance,convenient and reliable operation. It is suitable for measuring insulation resistance of various electrical equipment and insulation materials such as transformers, motors, cables,switches, electrical appliances, etc., and for maintenance, testing and verification of various electrical equipment.Functions: 1. Measurement of insulation resistance2. AC measurement3. DC measurement4. Small resistance measurement5. Live detection of tested resistance6. Short circuit protection of measured resistance7. AC and DC automatic identification8. Measurement data is locked.9. Polarization Index10. Absorption ratio test11. Automatic discharge Specifications:1.Technical specifications: Technical parameters:Technical indexdisplay: Large-screen LCD (up to 500 counts).Over limit indication: Hi: The mark appears on insulation resistance range.Auto range: Higher range: 500 counts Lower range;1 count (only on insulation resistance range)Sampling Rate:2 times 1 second.Allowed altitude:≤2000m (for indoor use)Operation environment:Temperature: 0°C-40°C /Humidity:≤85%Operation environment:Temperature: -20°C -60°C 1 Humidity:≤90%Overload protection:Insulation resistance range: AC 1200V1 10 secondsVoltage range: AC 720V1 10 secondsWithstand voltage:AC 6000V (50 / 60Hz)/ 5 seconds (between circuit and periphery)Insulation resistance::≥1000MΩ/ DC 1000V (between circuit and periphery)power supply:DC9V (6x1.5V AA batteries)Current:Approximately 1.5A (maximum) (normally consumption:maintained at approximately 50mA)Battery Life: .:About 12 hoursDimension::176x110x77mm2.Insulation resistance test : Rated voltage:100V/250V/500V/1000VMeasurement range: 0~1.5GΩ/0~5.5GΩ/0~5.5GΩ/0~5.5GΩOpen circuit voltage :DC 100V +20% -0%;DC 250V +20% -0% ;DC 500V +20% -0% ;DC 1000V +20% -0%Standard measuring current:1mA-1.2mA at 0.1MΩ load;1mA-1.2mA at 0.25MΩ load;1mA-1.2mA at 0.5MΩ load;1mA-1.2mA at 1MΩ loadShort circuit:About 2.0mAAccuracy:±5%rdg±3dgt (above 100KΩ)3.Small resistance measurement : Open circuit voltage:About 5.0VMeasuring range:0-999ΩResolution:0.1Ω
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