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Insulation Resistance Tester
Megger Bm 5200 Insulation Tester
| Test Voltage | 500 V |
| Usage/Application | Industrial |
| Model Name/Number | Megger Bm 5200 |
| Accuracy | 5 % |
| Range | 100kOhm to 1TOhm |
The Megger BM5200 is a high-voltage, battery-powered insulation resistance tester designed for maintenance and servicing of electrical equipment such as cables, rotating machinery, transformers, switchgear, and industrial installations. It offers both digital and analog arc displays, facilitating accurate and intuitive readings.
🔧 Key Features-
Test Voltages: Selectable DC test voltages of 250 V, 500 V, 1000 V, 2500 V, and 5000 V.
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Measurement Range: Insulation resistance measurements from 100 kΩ to 1 TΩ (1000 GΩ).
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Test Modes:
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InS (Insulation Resistance): Standard insulation resistance measurement.
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PI (Polarization Index): Calculates the ratio of insulation resistance at 10 minutes to that at 1 minute, assessing insulation quality over time.
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t (Timed Test): Performs tests over a user-defined time interval, up to 19 minutes and 50 seconds.
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Display: Dual display with digital readout and analog arc for dynamic response visualization.
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Voltage Measurement: Selectable AC/DC voltmeter function covering 25 V to 600 V.
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Guard Terminal: Minimizes surface leakage currents, enhancing measurement accuracy.
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Automatic Discharge: Safely discharges capacitive circuits post-testing, with decaying voltage displayed to indicate when it's safe to disconnect.
Insulation Resistance Testers
| Measurement Range | 50 Ohm |
| Test Voltage | 250v, 500v 1000v 2500v 5000v, 10kv |
| Grade | Automatic |
| Packaging Type | Box |
| Display Type | Digital |
| Colour | Black |
An Insulation Resistance Tester is a specialized electrical instrument used to measure the resistance of insulating materials in electrical equipment, cables, and installations. It helps assess the integrity and safety of insulation by applying a high DC voltage and measuring the leakage current that passes through the insulation. This test ensures that the insulation effectively prevents electrical current leakage, which can cause equipment failure, electrical shocks, or fires.
Key features:
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Applies test voltages typically ranging from 50 V up to 10,000 V or more, depending on the application.
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Measures insulation resistance values, often expressed in megaohms (MΩ) or gigaohms (GΩ).
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Provides a pass/fail indication based on preset resistance thresholds.
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Often includes a digital display for easy reading of resistance values.
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May include additional features such as data logging, timed tests, and automatic calculation of polarization index (PI).
Common uses:
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Testing insulation on electric motors, transformers, cables, switchgear, and electrical panels.
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Preventive maintenance and fault detection in electrical installations.
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Ensuring compliance with electrical safety standards.