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Digital high-voltage insulation resistance meter (megohmmeter)
Function: Insulation resistance test, voltage test rated voltage (V): 250; 500; 1000; 2500; 5000 insulation resistance range (G): 0.01M~200G DC voltag
Product details
FR3025E digital high-voltage insulation resistance meter, also known as megohmmeter or high-voltage insulation resistance tester, is used for testing insulation resistance. This instrument has functions such as LCD large screen gray white backlight display, data storage, data retrieval, alarm, automatic shutdown, etc. It also has the function of measuring the absorption ratio and polarization index of DC voltage and AC voltage. The whole machine is beautiful and high-end, with a wide range, high resolution, convenient operation, easy portability, accuracy, reliability, stable performance, and strong anti-interference ability.
Moreover, it has shockproof, dust-proof, and moisture-proof structures, and is suitable for harsh working environments. It is a commonly used and essential instrument for telecommunications, power, meteorology, computer rooms, oil fields, mechanical and electrical installation and maintenance, as well as industrial enterprises that use electricity as industrial power or energy. It is suitable for measuring the resistance values of various insulation materials and the insulation resistance of transformers, motors, cables, and electrical equipment.
Moreover, it has shockproof, dust-proof, and moisture-proof structures, and is suitable for harsh working environments. It is a commonly used and essential instrument for telecommunications, power, meteorology, computer rooms, oil fields, mechanical and electrical installation and maintenance, as well as industrial enterprises that use electricity as industrial power or energy. It is suitable for measuring the resistance values of various insulation materials and the insulation resistance of transformers, motors, cables, and electrical equipment.
Composed of medium to large-scale integrated circuits. This table has a high output power and multiple output voltage levels (with 5 voltage levels). The rated insulation test voltage range is 100-5000V, and the insulation resistance measurement range is 0.01-200G Ω. The DC voltage measurement range is 0-1000V, and the AC voltage measurement range is 0-750V.
| Function | Insulation resistance test, voltage test |
| Benchmark conditions | 23 ℃± 5 ℃, below 75% RH |
| Rated voltage (V) | 250; 500; 1000; 2500; 5000 precision ± 3% rdg ± 5dgt |
| Measure voltage (V) | Rated voltage × (1 ± 10%) |
| Insulation resistance range (G)Ω) | 0.01M Ω~200G Ω accuracy ± 3% rdg ± 5dgt |
| Insulation resistance resolution | 0.01MΩ |
| DC voltage range | 0~1000V |
| DC voltage resolution | 0.1V |
| AC voltage range | 0~750V |
| AC voltage resolution | 0.1V |
| output short circuit current | ≥1mA(2500V) |
| Absorption ratio and polarization index measurement | have |
| Power Supply | 6 1.5V (LR14) alkaline batteries |
| Backlight | Controllable gray and white screen backlight, suitable for use in dark fields |
| display mode | 4-digit ultra large LCD display, gray and white screen backlight |
| LCDDisplay Size | 108mm×65mm |
| Instrument size | 240mm (length) × 188mm (width) × 85mm (height) |
| TEST | High voltage rod red 1 meter, high voltage test line black 1 meter, green line 1 meter |
| Data Storage | 500 sets, flashing the "FULL" symbol indicates that the storage is full |
| Data retrieval | Data retrieval function: "READ" symbol display |
| Overflow display | Overscale overflow function: "OL" symbol display |
| Alarm | When the measured value exceeds the alarm set value, an alarm prompt will be issued |
| power waste | Standby: 40mA Max (backlight off) |
| Power on backlight: 43mA Max | |
| Measurement: 80mA Max (backlight off) | |
| Quality | 1230g (including battery) |
| battery voltage | The battery voltage is insufficient, and the undervoltage symbol "" is displayed |
| Automatic shutdown | The instrument panel shuts down after 15 minutes of inactivity |
| insulation resistance | ≥50MΩ (1000V) |
| Voltage resistance | AC3kV 50Hz 1min |
| Working temperature and humidity | -10℃~+50℃<85%RH |
| Storage temperature and humidity | -15℃~+55℃<90%RH |
| Suitable for safety regulations | IEC61010-1、IEC1010-2-31、IEC61557-1,5、IEC60529(IP54)、 Pollution level 2, CAT III 300V |
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