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VTRM-3D — 3-Phase Automatic Transformer Turns Ratio Meter

The VEER VTRM-3D is a full-featured 3-phase automatic transformer turns ratio meter supporting all major vector group configurations, including Y-Y, D-Y, D-D, and Y-D. With a jumbo LCD display, large keypad, and onboard 200-result memory, it delivers professional-grade performance for transformer testing, manufacturing, and service operations. It also measures % deviation and excitation current with high accuracy.

Key Features

  • Supports full vector group set (Y-Y, Y-D, D-Y, D-D)

  • High-accuracy LCD display

  • 3-phase & 1-phase testing

  • Ratio measurement up to 2000 (4000 optional)

  • % deviation & excitation current measurement

  • 200-result internal memory

  • Hook-up error indication

  • PC software included

Operating Overview

  • Ratio range: 1.0 – 2000.0 (1–4000 optional)

  • Test voltage: 55 V @ 50 Hz

  • Resolution: 5 digits

  • Large 20×4 LCD for ease of reading

Applications

  • Transformer production & design

  • Substation commissioning

  • Maintenance & repair workshops

  • Industrial QA environments

  • Electrical training institutions

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