The UT279 Transformer Grounding Current Tester is a device designed for on-site online tests of grounding and leakage currents in transformer iron cores.
It features a current clamp, monitoring software, and a communication cable. This tester helps identify potential faults in transformers, ensuring safe operation and facilitating routine maintenance. It is versatile and suitable for various sectors including electric power, communications, meteorology, railways, oil fields, architecture, metrology, academic institutions, and industrial enterprises.
- Leakage current measurement
- Large Jaw size: inner dia. Up to 80mm
- 3.5-inch color
- Online none-contact measurement
- Strong anti-interference
- Alarm function
- Data storage: 200 set
- PC software analysis
| Specifications | ||
| AC Current | (ACA)0.00mA～100A | ±（0.5%+5dgt） |
| AC Voltage | AC 0～600V | ±（0.5%+5dgt） |
| Frequency | 10HZ～1000HZ | ±2Hz |
| Features | ||
| Function | 1, Transformer core ground current test; 2, AC leakage current, current online test |
|
| Test method | Clamp CT | |
| Jaw size | 1, Max measureable dis.: φ80mm wire; 2, Flat steel ground wire: 96 x 4mm |
|
| Screen | 3.5 inch color touch LCD (320 ×240); Size: 71 x 53mm |
|
| Sampling rate | 1 time/second | |
| Data storage | 200 set | |
| Automatic shut-down | √ | |
| USB interface | Data transmission via USB cable | |
| Alarm Settings | 10mA～99.99A | |
| Alarm indication | Audiable & Visual alarm | |
| Line voltage | <AC 600V | |
| Over range display | The “OL” symbol display | |
| Low battery indication | √ | |
| Lead length | Current clamp lead length: 2m | |
| Working environment | -10℃～40℃; below 80%rh | |
| Storage environment | -10℃～60℃; below 70%rh | |
| Dielectric strength | AC 2kV/rms (between screw and case) | |
| Pollution degree | 2 | |
| Suitable for safety regulations | CAT III 600V; IEC1010-1; IEC1010-2-032; IEC61326 | |
| General Characteristics | ||
| Power supply | DC 9V alkaline dry battery LR6 1.5V×6 | |
| Product Color | Red+Black | |
| Product weight | Host: 450g (including battery); Current clamp: 780g |
|
| Product dimension | Host size: 198 × 100 × 45mm; Current Clamp Size: 194 × 145 × 40mm |
|
| Accessories | Meter (including current clamp) 1pcs, USB cable 1pcs, tester box 1pcs, AAA battery 6pcs, user manual 1pcs | |
| SPQ | 2pcs | |
| Package dimension | 430x280x260mm | |
BR 18666 
US 7168 
MY 6975 
VN 4542 
AR 1869 
CN 1586 
MX 1469 
GB 1386 
