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ResourcesPower system single-line symbols (IEC 60617)

Transformer, three winding, on-load tap changer symbol (DWG block)

Transformer, three winding, on-load tap changer is a ready-to-use AutoCAD block named PWR_TX_3W_OLTC in the Power system single-line symbols (IEC 60617), group “Transformers”. It carries 12 attributes, 2 of them visible, so it works in equipment lists and DATAEXTRACTION exports.

Transformer, three winding, on-load tap changer symbol, block PWR_TX_3W_OLTC
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Block details

Block namePWR_TX_3W_OLTC
LibraryPower system single-line symbols (IEC 60617)
GroupTransformers
StandardIEC 60617
Attributes12 attributes, 2 visible

Attributes

Visible on the drawing: TAG, RATING_MVA.

Hidden, they carry the data for schedules: VOLTAGE_RATIO, VECTOR_GROUP, IMPEDANCE_PCT, TAP_RANGE, COOLING, NEUTRAL_EARTHING, MANUFACTURER, MODEL, REMARKS, DESC.

How to use it

  1. Download the ZIP and unzip it. It holds one DWG with the block PWR_TX_3W_OLTC.
  2. Open the DWG and copy the block into your drawing, or insert it from the DWG with INSERT.
  3. Double-click a copy to fill in the tag and the other attributes.

The symbol is our own drawing after the common form of IEC 60617, not a certified copy. The library page explains how the symbols relate to the standard.

Names in other languages

The same symbol under its name in the other site languages.

English
Transformer, three winding, on-load tap changer
Simplified Chinese
三绕组有载调压变压器
Traditional Chinese
三繞組有載調壓變壓器
Japanese
負荷時タップ切換三巻線変圧器
Korean
부하시 탭 절환 3권선 변압기
German
Dreiwicklungstransformator mit Laststufenschalter
French
Transformateur à trois enroulements et changeur de prises en charge
Italian
Trasformatore a tre avvolgimenti con variatore sotto carico
Spanish
Transformador de tres devanados con regulador en carga

More symbols in the group “Transformers”