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Megger TTR310 Three-Phase Transformer Turns Ratio Test Set

Manufacturer part number: TTR310
The Megger TTR310 turns ratio test set is designed to measure the turns ratio of power, instrument, and distribution transformers in a substation or manufacturing environment.
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The Megger TTR310 turns ratio test set is designed to measure the turns ratio of power, instrument, and distribution transformers in a substation or manufacturing environment.

The TTR310 has the ability to store test results, upload results to a PC (via RS232 serial port), and/or print them in the field via optional thermal paper printer, without the use of an external computer. This unit features an easy-to-read, transflective color display which can be seen in bright sunlight and provides the user interface for instrument set-up and test operation. The unit comes complete with the software application, PowerDB LITE.

Features

  • Fully automatic operation (either stand-alone or remote-control)
  • Field upgradeable to a TTR330 or TTR320 without compromise to calibration
  • Built-in RS-232 port and optional thermal spool-paper printer allows for printing of test results, while in the field, and without the use of an external computer
  • Built-in capability for storing test results into internal memory in an open data format for direct input into Excel or XML format via PowerDB LITE
  • Input Power: 120/230 V ac ±10%, single phase, 50/60 ±2 Hz 100 VA
  • Excitation Voltage: 8, 40, or 80 V rms, automatically or manually selected
  • Excitation Current Range and Accuracy: 0 to 500 mA, 3 digit resolution, ±(2% of reading + 1 digit)
  • Phase Deviation Range and Accurary: ±90 degrees, 1 decimal point for the minutes display, 2 decimal points for the degree display, or for the centi-radian display Accuracy: ±3 minutes
  • Printer and Computer Interface: RS-232 port
  • User Interface: 5.7 in., B&W display, text on-screen view, numeric keypad
  • Internal Data Storage: Up to 200 data sets
  • Measuring Time: 8 to 20 seconds depending on mode of operation and type of transformer
  • Operating Temperature: 23°F to 122°F (-5°C to 50°C)
  • Storage Temperature: -58°F to 140°F (-50°C to 60°C)
  • Relative Humidity: 0 to 90% noncondensing
  • Dimensions: 8.5 H x 21.5 W x 13 D in. (216 H x 546.1 W x 330.2 D mm)
  • Weight (Instrument Only): 23 lbs (10.4 kg)
Description

The Megger TTR310 turns ratio test set is designed to measure the turns ratio of power, instrument, and distribution transformers in a substation or manufacturing environment.

The TTR310 has the ability to store test results, upload results to a PC (via RS232 serial port), and/or print them in the field via optional thermal paper printer, without the use of an external computer. This unit features an easy-to-read, transflective color display which can be seen in bright sunlight and provides the user interface for instrument set-up and test operation. The unit comes complete with the software application, PowerDB LITE.

Features

  • Fully automatic operation (either stand-alone or remote-control)
  • Field upgradeable to a TTR330 or TTR320 without compromise to calibration
  • Built-in RS-232 port and optional thermal spool-paper printer allows for printing of test results, while in the field, and without the use of an external computer
  • Built-in capability for storing test results into internal memory in an open data format for direct input into Excel or XML format via PowerDB LITE