UNI-T UT255B High Voltage Clamp Ammeters
In Stock
Categories: UNI-T
Description
Key Features & Benefits
⚡ High-Voltage Safety & Precision
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CAT IV 1000V/CAT III 1000VÂ safety rating for maximum protection
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True RMS for accurate measurements on non-linear loads (motors, VFDs, etc.)
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Measures AC/DC current up to 1000A without breaking the circuit
🔧 Professional-Grade Performance
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Large 35mm jaw for easy clamping on thick cables
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Data Hold & MAX/MINÂ recording for troubleshooting
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Backlit LCD display for visibility in low-light conditions
🛡️ Rugged & Reliable
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IP54 rated – Resistant to dust and water splashes
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Drop-proof design (1m impact resistance)
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Low battery indicator for uninterrupted work
đź“Š Multi-Function Testing
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Measures AC/DC voltage, resistance, continuity, and frequency
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Diode test & NCV (Non-Contact Voltage) detection
Technical Specifications
| Function | Range | Accuracy |
|---|---|---|
| AC Current | 0.1A–1000A | ±1.5% + 5 digits |
| DC Current | 0.1A–1000A | ±2% + 5 digits |
| AC/DC Voltage | 0.1V–1000V | ±0.8% + 3 digits |
| Resistance | 0.1Ω–60MΩ | ±1% + 2 digits |
| Frequency | 10Hz–1kHz | ±1% + 3 digits |
| Jaw Opening | 35mm | – |
| Safety Rating | CAT IV 1000V / CAT III 1000V | – |
Applications
✔ Industrial Maintenance – Motor, transformer, and VFD testing ✔ HVAC Systems – Compressor and fan current measurements ✔ Power Distribution – High-voltage line inspections ✔ Renewable Energy – Solar/Wind farm electrical checks ✔ Data Centers – UPS and backup power monitoring
Why Choose the UT255B?
✅ Safer than traditional multimeters – No direct contact needed for current readings ✅ Faster diagnostics – Clamp-on design saves time vs. breaking circuits ✅ More durable – Built for harsh industrial environments ✅ More versatile – Combines clamp meter + multimeter functions
Package Includes
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UT255B Clamp Meter
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Test Leads
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Batteries
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User Manual
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Carrying Case
Optional Accessories:
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Soft carrying pouch
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Thermal probe (for temperature measurements)
