Mi3280 is a portable battery (Li-ion) powered test instrument with excellent IP protection: IP65 (case closed), IP54 (case open), intended for diagnosing of: turn ratio, phase deviation and excitation current of single and three phase transformers and winding resistance of single and three phase transformers.
Available functions and features offered by this instrument are:
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Turn ratio measurement of single and three phase transformer
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Phase deviation between high voltage and low voltage winding
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Excitation current when measuring turn ratio
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Winding resistance measurement of single and three phase transformer
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Auto Sequence
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Visual Test
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Memory
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Organizer
Features:
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Testing turn ration r,rA,rB and rC with exitation voltage 1V, 5V, 10V, 40V и 80V,for rangesј 0.8 - 8000 and best accuracy 0,2%
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Testing exitation current ii, iA, iB and iC with test frequency 55,65 or 70Hz for range 0,1mА to 1.10A with accuracy 2%
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Testing phase deviation fi, jA, jB and jC with test frequency 55,65 or 70Hz for range 0,1mА to 1.10A with accuracy 0.05%
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Testing winding resistance with test current 10mA to 1000mA, for range 1mOhm to 999.9Ohm with accuracy 2%
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A 3.4'' color LCD display with touch screen offers easy-to-read results and all associated parameters.
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The operation is straightforward and clear to enable the user to operate the instrument without the need for special training.
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Test results can be stored on the instrument. PC software that is supplied as a part of standard set enables transfer of measured results to PC where they can be analysed or printed.
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Built-in help screens for referencing on site.
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Autotest sequences.
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Built-in charger and rechargeable batteries as standard accessory.
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BT communication with PC, Android tablets and smart phones via built-in BT.
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PC SW Metrel ES Manager for creation of test structures and uploading, downloading of test results, autotest editor and report creation.
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High degree of protection IP 65 (case closed), IP 54 (case open)
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CAT IV 50V voltage protection
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Dimensions 360х160х330mm, weight 8,8kg
Consisted of:
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Instrument MI 3280
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4 wire test lead with Kelvin clips, 2.5 m 4 pcs
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USB cable
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Mains cable
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Soft carrying bag
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Metrel ES Manager BASIC license*
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Instruction manual
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Calibration certificate