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+91-253-2491423

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+91-253-2492291

Transformer Winding Resistance Meter Model: TWRM-25A

MAIN FEATURES

  • The only indigenous TWRM which gives very fast readings for 3 Phase Star-Delta any combination transformers.
  • Regulated and highly stable 50 Volt.
  • 25 Amp, 10A, 5A, 1A, 0.1A & 0.01A current source.
  • 4½ digit LCD display, 19999 counts.
  • Simultaneous measurements of voltage & current.
  • True four terminal measurements.
  • Resolution of 0.1 micro ohm.
  • Protection against inductive kickback and discharge.
  • Visual indication for discharge.
  • Resistance Range Auto ranging.

Technical Features

POWER SUPPLY

230V AC ± 10%, 50Hz ± 5%, Single phase

Test Current

25A, 10A, 5A, 1A, 0.1A & 0.01A

RANGES

0.1ohm to 2000ohm auto ranging

Indication

4 ½ Digital panel meter LCD (19999 counts)

Resolution

0.1µW at 1.9999 milliΩ range.

Accuracy

±0.1% ± 2digit.

Test Voltage

50 VDC

Channels

2 Channels.

Keypad

12 Keys Soft-touch.

Cables

Test cables (20mtrs) with suitable clamps, Ground Cable, Power Chord & Cable Bag

Safety Specs

In compliance with IEC61010.

EMI/EMC Specs

In compliance with IEC61326.

Weight

≤ 15Kgs (without Leads)

Operating Temp

0°c to +50°C

Relative Humidity

Max. 90% non-condensing

Sivananda Electronics