Haefely WA 2293 Quick Start Manual
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Haefely WA 2293 Quick Start Manual

Automatic transformer winding analyser
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WA 2293
Automatic Transformer
Winding Analyser
Leaflet
Designed by

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Summary of Contents for Haefely WA 2293

  • Page 1 WA 2293 Automatic Transformer Winding Analyser Leaflet Designed by...
  • Page 2 MULTI-PURPOSE AUTOMATIC POWER TRANSFORMER WINDING ANALYSER FEATURES ADVANTAGES The 2293 is an automatic winding analyser, optimized for three Dynamic resistance measurement on tap changer, performs an Multi-purpose winding analyser - all in one solution. One device for transformer winding resistance, turns ratio, phase power and distribution transformer measurements.

  • Page 3: Dynamic Resistance On Tap Changer

    The available software add-ons, allow adding features while the device is live without the need of hardware modifications or re- The WA 2293 is the perfect device for factory test according to The 2293 add-ons concept allows to configure the device with calibrations.
  • Page 4 ALL IN ONE Quick Connection System Printer The twin-lock connectors and the one-time connection A simple test report can be printed with the built-in thermal system help to reduce connecting time drastically. printer. Temperature Measurement Data Handling Temperature probes inputs (6 included, up to 30 with the The 2293 allows easy data handling.
  • Page 5 TURNS RATIO VECTOR GROUP DETECTION The AC power supply integrated in the 2293 allows full The included type detection feature works as a nameplate automatic measurement of turns and voltage ratio, ratio guesser. It helps the user to determine the correct deviation, phase displacement and excitation current of transformer configuration by showing the possible types transformers.

  • Page 6: Short Circuit Impedance

    MAGNETIC BALANCE TEST SHORT CIRCUIT IMPEDANCE Magnetic balance test is performed to detect faults in the Short circuit impedance is a routine test done to all magnetic core. The test looks for changes in the reluctance transformers after manufacture and specified in the of the magnetic circuit caused by defects in the magnetic transformer nameplate.
  • Page 7 HV and LV side resistances simultaneously during ■ transformer temperature rises. the cooling curve. Cooling Curve: The transformer is disconnected and winding ■ Connect up to resistance is measured. 30 temperature sensors to the WA 2293 Pre-configures test according to ANSI & IEC...

  • Page 8: Standard Package

    Complete technical specifications in the WA 2293 datasheet available at www.haefely.com EXTENSIONS ENTIRE SOLUTIONS FOR TRANSFORMERS Software Add-ons Haefely offers a complete product line for transformer tests, both in the factory and on-site. 3-phase transformer turns ratio measurement 2293/SKTTR Arbitrary phase shift (2293/SKTTR needed)

  • Page 9: High Voltage

    Global Presence EUROPE CHINA INDIA HAEFELY AG HAEFELY AG Representative Office HAEFELY India Service Office Birsstrasse 300 8-1-602, Fortune Street, No. 67, C/o Pfiffner Instrument Transformers Pvt. Ltd. 4052 Basel Chaoyang Road, Beijing 100025 176, 178/2 Sarul, Viholi Switzerland China Nashik 422 010, India.

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