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UT281E+ True RMS Flexible Rogowski Coil Clamp Meter
Digital Clamp Meter

UT281E+ True RMS Flexible Rogowski Coil Clamp Meter

UNI-T UT281E+ Flexible Rogowski Coil Clamp Meter, 6000 Counts True RMS, 10000A AC Current, 6000A Inrush Current, 1100mm Coil, 1000V AC/DC, CAT III 1000V CAT IV 600V, IP54

Available units in stock

Product Details

UNI-T UT281E+ Flexible Rogowski Coil Clamp Meter, 6000 Counts True RMS, 10000A AC Current, 6000A Inrush Current, 1100mm Coil, 1000V AC/DC, CAT III 1000V CAT IV 600V, IP54.

UT281E+ is a professional True RMS flexible Rogowski coil clamp meter built for heavy industrial high-current testing. It features a 6000-count display and a 1100mm long flexible coil, suitable for measuring large busbars, thick cables and crowded switchgear where rigid clamp meters cannot fit. It supports up to 10000A AC current and 6000A inrush current capture to check the startup surge of motors and transformers. It also measures AC/DC voltage up to 1000V, resistance up to 60MΩ and continuity test. Dual LCD screen shows readings and frequency simultaneously. It stores 999 sets of measurement data with data hold, review and delete functions. It meets CAT III 1000V / CAT IV 600V safety rating, IP54 dust & water resistance and 2m drop resistance. Ideal for power distribution, photovoltaic, metallurgy, rail and industrial maintenance technicians.

Features

  • Certifications: CE, cETLus, RoHS

  • 6000 count true RMS measurement;

  • Current range (auto ranging for each level):

  • UT281E+: AC 10000A;

Inrush current:

  • UT281E+: 6000A

A flexible coil:

  • UT281E+: 1100mm (conductor φ: 350mm)

  • Frequency response: 45Hz – 500Hz;

  • 6AC/DC voltage: 1000V;

  • Resistance: 60MΩ ;

  • Power relative function (UT281F only):

  • Power test: up to 3600kW

  • Electrical energy: up to 3600kWh

  • Power factor & Phase angle test

  • LCD dual-display: AC V + Hz; ACA + Hz

  • Alarm prompts;

  • CAT III 1000V / CAT IV 600V & IP54;

  • 2m drop protection.


FAQ

Q: What is UNI-T UT281E+ flexible clamp meter for?

A: It is a high-current flexible Rogowski coil meter, used for power cabinet, busbar, photovoltaic system, motor and transformer current testing.

Q: What is the maximum measurable current?

A: It can test AC current up to 10000A, and capture inrush current up to 6000A.

Q: What is the advantage of flexible coil?

A: The 1100mm soft coil can wrap around large and crowded conductors, which rigid clamp meters cannot access.

Q: What is inrush current mode?

A: It captures the instantaneous startup surge current of motors and transformers, helps judge equipment condition and circuit protection matching.

Q: Is it suitable for harsh job sites?

A: Yes, IP54 dust & water resistant and 2m drop protection, suitable for outdoor industrial field work.


Specification

Range

Resolution

Accuracy

DC voltage

6.000V

60.00V

600.0V

1000V

0.001V

0.01V

0.1V

1V

±(0.8%+2)

±(1.0%+2)

AC voltage

6.000V

60.00V

600.0V

1000V

0.001V

0.01V

0.1V

1V

±(1.0%+3)

±(1.2%+3)

AC current

9.99A

99.9A

999A

9.99kA

0.01A

0.1A

1A

0.01kA

±(2.0%+5)

±(2.5%+5)

±(3.0%+5)

AC current frequency

10.0Hz~1000Hz

0.1Hz~0.1kHz

±(0.5%+3)

Voltage frequency

10.0Hz~30.0kHz

0.1Hz~0.1kHz

±(0.5%+3)

INRUSH current

6000A

1A

±10.0%

Resistance

600.0Ω

6.000kΩ

60.00kΩ

600.0kΩ

6.000MΩ

60.00MΩ

0.1Ω

0.001kΩ

0.01kΩ

0.1kΩ

0.001MΩ

0.01MΩ

±(1.0%+5)

±(2.0%+5)

±(2.5%+5)

Display count

6000

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Data storage

999 sets

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Frequency response

45Hz~500Hz

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Coil length

110mm

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True RMS

√

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Continuity test

√

—

—

Inrush current

√

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—

Backlight

√

—

—

Data hold

√

—

—

Low voltage indication

√

—

—

Auto power off

√

—

—

High voltage alarm

√

—

—

High voltage overrange alarm

√

—

—

Operating environment

High accuracy measurement: 18℃~28℃(64℉~82℉) Humidity ≤75%;

Operating Temperature: 0℃~40℃ Storage Temperature: -10℃~50℃

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Safety rating

CAT III 1000V / CAT IV 600V

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