Product OverviewThe Sanwa MG-1000 is a professional-grade digital insulation resistance tester designed for the inspection and maintenance of electrical power lines and equipment. It is widely recognized for its robust construction, combining a clear digital readout with a logarithmic bar graph that mimics the intuitive feel of an analog meter. Engineered with safety as a priority, it features automatic live circuit detection and discharge capabilities, making it a reliable choice for field maintenance in industrial environments.Key Features3-Range Insulation Testing: Provides versatile testing at 250V, 500V, and 1000V to suit a variety of electrical systems and equipment requirements.Safety-First Operation: Includes automatic live circuit detection (at >30V AC/DC), which inhibits testing if a voltage is detected, accompanied by a buzzer and alarm indicator.Intuitive Visuals: Equipped with a large, backlit 4200-count display paired with a logarithmic bar graph for quick visual trend analysis.Rugged Design: Housed in a tough, dust-proof, and splash-proof (IP54) body, featuring a built-in cover that protects the unit during transport and storage.Advanced Utilities: Features automatic data hold, auto-discharge of residual voltage after testing, and a continuity test function (200mA) with buzzer alarm.Technical SpecificationsFeatureSpecificationBrandSanwaModelMG-1000Insulation Test Voltages250V / 500V / 1000V DCInsulation Resistance4MΩ / 40MΩ / 400MΩ / 4000MΩAC/DC Voltage600V (Auto-detection)Continuity Test4000Ω (Buzzer & Alarm)Display4200 counts + Log Bar GraphSafety StandardIEC 61010-1 CAT. III 600VIngress ProtectionIP54 (Dust/Splash proof)Power Source6 x 1.5V (AA/LR6) batteriesDimensions / Weight170 x 142 x 57 mm / Approx. 600gSEO KeywordsSanwa MG-1000, Digital Insulation Tester, Megger Resistance Meter, Sanwa MG-1000 Specs, CAT III 600V Tester, Live Circuit Detection, IP54 Insulation Meter, Electrical Maintenance Tool, 1000V Insulation Tester.
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