Description:
The Benetech GT5307B is a digital insulation resistance tester that checks the integrity of electrical equipment and wiring. In addition, it is known as a digital high-voltage megohmmeter. Furthermore, professionals often use this device in electrical work, maintenance, and quality control. For example, it can test components such as transformers, motors, cables, and switches.
Key features:
- Measurement functions: The GT5307B measures insulation resistance, DC voltage, and AC voltage.
- Insulation resistance testing: It provides multiple rated test voltage options: 100V, 250V, 500V, and 1000V.
- Measurement range: The device has a measurement range of up to 5.5 GΩ for insulation resistance at higher test voltages.
- LCD display: It features a large, backlit LCD display that can show up to 500 counts.
- Safety features: The tester includes overload protection and an automatic discharge function for capacitive voltage after testing.
- Data functions: It has a data hold feature to lock a measurement on the display and an auto power-off function to conserve battery life.
- Portability and design: The instrument is designed for portability, with a rugged silicone housing and an included carry case. :
Technical specifications:
- Test voltages: 100V, 250V, 500V, 1000V.
- Overload protection:
- Insulation resistance range: AC 1200V for 10 seconds.
- Voltage range: AC 720V for 10 seconds.
- Power supply: Six 1.5V AA batteries (DC 9V).
- Dimensions: 176 x 110 x 77mm.
- Measurement accuracy: ±5% rdg ±3dgt (for resistance above 100KΩ).
Typical applications:
- Electrical installation: Testing new circuits and equipment to ensure correct and safe installation.
- Preventative maintenance: Regularly checking the insulation of motors, generators, and transformers to identify deterioration before a failure occurs.
- Troubleshooting: Diagnosing issues with electrical insulation to find faults, short circuits, or ground faults.
- Industrial use: Verifying the insulation of electrical systems in industrial plants, electric power facilities, and telecommunication equipment.
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