UNI-T Voltage Meter, Multimeter, Oscilloscope

Electrical Power Tools

Digital Multimeters
Digital Clamp Meters
Electrical Power Tools
Power Quality Analyzers
Socket Testers
Voltage Detectors
Voltage and Continuity Testers
Circuit Breaker Finders

Series Selection: UT255 Series

UT223A
UT230 Series
UT240 Series
UT251 Series
UT253 Series
UT257 Series
UT255 Series
UT256 Series
UT258 Series
UT261 Series
UT262 Series
UT265 Series
UT267 Series
UT270 Series
UT281 Series
UT-CS09 Series

Model Selection:

UT255B High Voltage Clamp Ammeter

UT255 series high voltage clamp ammeters can measure up to 69kV high voltage line current and leakage current. UT255 comes with an insulation rod, allowing professional users to check status of lightning arresters. The wireless model (UT255B) is also able to wirelessly transmit data in real-time up to 30m range. Its clamp can be easily removed from wire by pressing or pulling back the insulation rod.

Applications:

It can be widely used in transformer station, power plant, mining, inspection center, electrician maintenance and repairing center for conducting leakage current testing and outdoor electrical operation.

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Technical Specifications

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Features
Tech. Spec
Models & Comparison
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Product Flyer

1. Auto range, 2 times/s sampling rate

2. Peak hold

3. Manual range/stores 99 sets of data

4. RS-232 interface

5. Data hold

6. Auto power off

7. LCD backlight

8. Overload protection, low battery indication

9. Automatic plug clamp

10. Wireless transmission

Specifications	Range	UT255B
Leakage current (A)	0.01mA~100A	±(1%+5)
	100A~600A	±(2%+5)
	Voltage (Freq.) 0V~69kV (50Hz/60Hz)	√
Features
Display mode	4 digits LCD	√
Jaw opening		33mm
Auto range		√
Wireless transmission	≤30m	√
Data recall		√
Data storage		99
Peak value		√
LCD backlight		√
Data hold		√
Auto power off		√
Low battery indication		√
Over-range display	OL	√
Test mode	Clamp CT, integration	√
Sampling rate	About 2 times/s	√
General Characterisitics
Power	1.5V Battery (LR03) x 4
Display	47mm x 28.5mm
Product color	Red and grey
Product net weight	335g
Product size	68mm x 245mm x 40mm
Standard accessories	Batteries, insulation rod, receiver
Standard individual packing	Gift box, English manual, tool box
Standard quantity per carton	1pcs
Standard carton measurement	1040mm x 240mm x 140mm
Standard carton gross weight	6.8kg

Specifications	Range	UT255A	UT255B
Leakage current (A)	0.01mA~100A	±(1%+5)	±(1%+5)
	100A~600A	±(2%+5)	±(2%+5)
	Voltage (Freq.) 0V~69kV (50Hz/60Hz)	√	√
Features
Display mode	4 digits LCD	√	√
Jaw opening		33mm	33mm
Auto range		√	√
Wireless transmission	≤30m		√
Data recall		√	√
Data storage		99	99
Peak value		√	√
LCD backlight		√	√
Data hold		√	√
Auto power off		√	√
Low battery indication		√	√
Over-range display	OL	√	√
Test mode	Clamp CT, integration	√	√
Sampling rate	About 2 times/s	√	√
General Characterisitics
Power	1.5V Battery (LR03) x 4
Display	47mm x 28.5mm
Product color	Red and grey
Product net weight	335g
Product size	68mm x 245mm x 40mm
Standard accessories	Batteries, insulation rod, receiver (UT255B)
Standard individual packing	Gift box, English manual, tool box
Standard quantity per carton	1pcs
Standard carton measurement	1040mm x 240mm x 140mm
Standard carton gross weight	6.8kg

UT255B English manual

UT255 Flyer