CADXChange

KaynaklarPower system single-line symbols (IEC 60617)

Relay, busbar differential (87B) symbol (DWG block)

Relay, busbar differential (87B) is a ready-to-use AutoCAD block named PWR_R_87B in the Power system single-line symbols (IEC 60617), group “Protection relays”. It carries 10 attributes, 2 of them visible, so it works in equipment lists and BlockSync exports.

Relay, busbar differential (87B) symbol, block PWR_R_87B
Download this symbol (ZIP)

Download the whole library (178 symbols)

Block details

Block namePWR_R_87B
LibraryPower system single-line symbols (IEC 60617)
GroupProtection relays
StandardIEC 60617
Attributes10 attributes, 2 visible

Attributes

Visible on the drawing: TAG, FUNCTION.

Hidden, they carry the data for schedules: SETTING, TRIPS, CT_INPUT, VT_INPUT, MANUFACTURER, MODEL, REMARKS, DESC.

Export the attributes of every copy in a drawing to Excel with BlockSync, check them and write the corrections back in one run.

How to use it

  1. Download the ZIP and unzip it. It holds one DWG with the block PWR_R_87B.
  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.

İngilizce
Relay, busbar differential (87B)
Basitleştirilmiş Çince
母线差动继电器（87B）
Geleneksel Çince
電驛，匯流排差動(87B)
Japonca
母線差動継電器(87B)
Korece
계전기, 모선 차동(87B)
Almanca
Relais, Sammelschienendifferential (87B)
Fransızca
Relais différentiel de jeu de barres (87B)
İtalyanca
Relè differenziale di sbarre (87B)
İspanyolca
Relé diferencial de barras (87B)

More symbols in the group “Protection relays”