UNI-T Transformer Grounding UT279 Current Tester
- Description
- Features
- Specifications
- Additional Information
- Store Policies
- Inquiries
Description
The UNI-T Transformer Grounding UT279 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
Transformer Core Ground Current Tester Technical Specifications
AC Current (ACA)
- Range: 0.00mA ~ 100A
- Accuracy: ±(0.5% + 5 Digits)
AC Voltage
- Range: AC 0 ~ 600V
- Accuracy: ±(0.5% + 5 Digits)
Frequency
- Range: 10Hz ~ 1000Hz
- Accuracy: ±2Hz
Functions
- Transformer Core Ground Current Test
- AC Leakage Current Test
- Online Current Monitoring
Features
- Test Method: Clamp CT
- Jaw Size:
- Max Measurable Wire Diameter: Φ80 mm
- Flat Steel Ground Wire: 96 × 4 mm
- Display: 3.5-inch Color Touch LCD
- Resolution: 320 × 240
- Screen Size: 71 × 53 mm
- Sampling Rate: 1 Time/Second
- Data Storage: 200 Sets
- Automatic Shut-Down: Yes
- USB Interface: Data Transmission via USB Cable
- Alarm Setting Range: 10mA ~ 99.99A
- Alarm Indication: Audible & Visual Alarm
- Line Voltage: < AC 600V
- Over Range Display: “OL” Symbol
- Low Battery Indication: Yes
- Current Clamp Lead Length: 2 m
Operating Environment
- Temperature: -10°C ~ 40°C
- Humidity: Below 80% RH
Storage Environment
- Temperature: -10°C ~ 60°C
- Humidity: Below 70% RH
General Characteristics
- Power Supply: DC 9V (6 × AAA 1.5V Alkaline Batteries)
- Product Color: Red + Black
- Dielectric Strength: AC 2kV/rms (Between Screw and Case)
- Pollution Degree: 2
- Safety Standards:
- CAT III 600V
- IEC1010-1
- IEC1010-2-032
- IEC61326
Product Dimensions
- Host: 198 × 100 × 45 mm
- Current Clamp: 194 × 145 × 40 mm
Product Weight
- Host: 450 g (Including Battery)
- Current Clamp: 780 g
Accessories Included
- Meter with Current Clamp × 1
- USB Cable × 1
- Tester Box × 1
- AAA Batteries × 6
- User Manual × 1
Packaging Information
- Standard Pack Quantity (SPQ): 2 pcs
- Package Dimensions: 430 × 280 × 260 mm
BRAND: UNI-T
DELIVERY: 7-15 days
WARRANTY: 12 Months
COUNTRY OF ORIGIN: China
Import Duties : Applicable
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Replacement can be made if the Customer establishes that the product was delivered in defective condition or has physical damage within 24 (twenty-four) hours of receipt of the product.
We will organize to repair the damaged product, collect it, and replace it with an equivalent product, or provide a refund, provided that you contact us within 24 (twenty-four) hours of receipt of the product.
Any damaged product must be returned in the condition it was in when you received it, together with any packaging and other items that you received with the damaged product.















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