Vanguard TRM-403 Transformer Winding Resistance Meter
- Perform three phase test on a transformer without the need to switch cables
- Can provide individual Delta winding resistance values
- Can provide individual Wye (with no neutral) winding resistance values
Vanguard WRM-10 Winding Resistance Ohmmeter
- Auto discharge circuit for operator safety
- Auto current ranging from 10 mA to 10 A
- Digital resistance reading from 1 micro-ohm to 2,000 ohms
Megger MTO250 Transformer Ohmmeter
- Capable of testing transformers up to 1000 MVA
- DC test current up to 50 A maximum
- Integrated demagnetisation feature
Tettex 2293
- Multipurpose: winding resistance, turns ratio, dynamic resistance on tap changer, short circuit impedance, and more
- Resistance measurement made easy – simple one-time-connection system: Once connected will test all phases and windings
- Large 7" touch screen interface with full graphical test visualization
Megger MTO210 Transformer Ohmmeter
- Direct 2-channel digital reading allows for testing two windings at a time.
- Very fast discharge time.
- High-contrast, large alphanumeric displays can be seen in bright sunlight.
Megger MWA330A 3-Phase Ratio and Winding Resistance Analyzer
- Combines TTR and resistance testing in one box - faster, more efficient testing
- 55% smaller, 40% lighter than individual instruments
- Only one set of leads required - lighter, smaller and less expensive
DV Power TWA Series 3-Phase Winding Ohmmeters, Tap Changer & Winding Analyzers
- Resistance measurement of all tap positions in all six windings performed in a single test
- True three-phase on-load tap changer dynamic resistance measurement
- Extremely quick measurement, single-step cable setup
LumaSense LumaSMART Winding Hot Spot Temperature Controller
- Maximize transformer performance and extend transformer life with real time data
- Modernized controller with full communications capabilities and interactive touch screen display
- Enables accurate and safe control during overload situations
Megger TAU3 EXP
- Microsoft Excel export
- PowerDB import and export
- 10.1" industrial touch screen
Megger MTO330 Automated Six-Winding Transformer Ohmmeter
- One-time connection enables 4x faster setup and reduces safety risks by over 70%.
- Automated eight-terminal/six-winding measurement capability for efficiency.
- Compatible with Megger's three-phase TTR series using interchangeable leads.
Vanguard WRM-40 Winding Resistance Ohmmeter
- Type: portable transformer winding resistance meter
- Input Power: 100 – 120 Vac or 200 – 240 Vac (factory pre-set), 50/60 Hz
- Resistance Reading Range: 1 micro-ohm – 500 ohms
Raytech WR14 Winding Resistance Meter
- Pure, filtered DC power source for the highest accuracy readings
- Charges inductive loads up to 1,500 Henry
- Battery operated
Vanguard TRM-40 Amp Winding Resistance Meter
- Auto discharge circuit for operator safety
- Demagnetizes transformer after test
- Selectable test current
Megger MLR10 10 Amp Leakage Reactance Tester
- Measures the short circuit impedance of transformers
- Useful in detecting and diagnosing wind-ing deformation
- Capable of performing measurements in single- or three-phase transformers