Uni-T Αμπερόμετρο γείωσης UT275

The Uni-T Ground Clamp Meter UT275 is a professional-grade instrument designed for non-intrusive measurement of ground resistance and AC current. With its clamp design, it allows for quick and safe testing without the need for auxiliary rods or disconnecting the ground system. Ideal for electrical engineers, maintenance technicians, and grounding system installers.

Advantages

Non-contact measurement eliminates the need for auxiliary electrodes, saving time and effort. Wide measurement ranges cover both low-resistance and high-resistance grounding systems. Built-in data storage and alarm functions enhance usability for field diagnostics.

Suitable for

• Ground resistance testing of power systems, lightning protection, and telecommunications
• AC current measurement in grounded conductors
• Preventive maintenance and troubleshooting of grounding systems

Key specifications

• Ground Resistance Range: 0.01Ω to 1000Ω
• AC Current Range: 0.00mA to 20.0A
• Jaw Opening: 32mm
• Display: 4-digit LCD
• Data Storage: 99 sets
• Safety Rating: CAT III 300V, CAT II 600V
• Power Supply: 4 x 1.5V AA batteries
• Auto Power Off: Yes (approx. 5 minutes)
• Data Hold: Yes
• Alarm Function: Resistance & Current Alarm
• Sampling Rate: 2 times/second
• Overload Display: OL
• Low Battery Indication: Yes
• Operating Temperature: -10°C to 50°C
• Noise and Interference Signal Recognition: Yes

Recommendations

For accurate and reliable ground resistance measurements, the UT275 is a versatile tool that meets the demands of professionals. Ensure batteries are installed before use and follow safety guidelines for CAT III environments.