Overview:
The Metrel MicroOhm MI 3250 is a portable low resistance ohmmeter for measuring low resistance breakers and switches, busbars, cable joints, small to medium sized transformers and motor windings for industrial application etc., with test current up to 10 A.
Applications:
Very Low Resistance Testing
Features and specifications
- Highly efficient 10 A current source generates 10 A into 200 mΩ load for 15 min without overheating.
- High overvoltage protection (CAT IV / 300 V) allows measurement in substations and other points with low line resistance.
- Internal protection circuit protects user and instrument from inadvertent connection to lines.
- Custom limits can be set for PASS / FAIL evaluation of test result.
- 50 Hz / 60 Hz ripple detection and rejection.
- Instrument can be powered from mains or internal rechargeable battery.
- Instrument can be normally used while built-in fast battery charger charges the NiMh batteries.
- Large 320 x 240 LCD offers easy-to-read results and all associated parameters.
- Lightweight portable design
- Auto adjustment function
- Large 320 x 240 LCD offers easy-to-read results and all associated parameters.
- Up to 1000 test results with timestamp can be stored in internal memory.
- PC SW HVLink PRO enables downloading, review, analyses and printing of test results.
Included accessories:
- Test cable, 2.5m, with Kelvin Clip, 2 pcs
- Test cable, 2m, 4 pcs (2 x black, 2 x red)
- Crocodile clip, 4 pcs (2 x black, 2 x red)
- Test probe, 2 pcs (black)
- Mains cable
- USB cable
- RS232 cable
- NiMH rechargeable batteries, type C, 6 pcs
- PC SW HVLink PRO
- Bag for accessories
- Instruction manual
- Calibration certificate
Standard warranty
1 Year