What is BS EN IEC 60027‑2 - Letter symbols to be used in electrical technology about?
BS EN IEC 60027‑2 is the second part of the multi-series European Standard that focuses on letter symbols to be used in electrical technology. BS EN IEC 60027‑2 is applicable to telecommunications and electronics.
BS EN IEC 60027‑2 gives names and symbols for quantities and their units.
Who is BS EN IEC 60027‑2- Letter symbols to be used in electrical technology for?
BS EN IEC 60027‑2 on letter symbols to be used in electrical technology is useful for:
- Electronics & Telecommunication engineers
- Telecommunications and electronics device manufacturers
- Communication engineers
- Telecom engineers
- Telecommunication network engineers
Why should you use BS EN IEC 60027‑2- Letter symbols to be used in electrical technology?
Electrical symbols are required to do the electrical drawing and without the help of electrical symbols, we won't be able to do the electrical drawing. Electrical circuits are represented by electrical drawings. Symbols and number combinations are used to represent electrical circuits.
BS EN IEC 60027‑2 can be used to convey information about a wide range of details such as Electrical wiring, pneumatic or hydraulic layouts, location of the equipment, and details of the equipment. By using electrical drawings, we would be able to locate the equipment.
BS EN IEC 60027‑2 is also used to represent various electrical and electronic devices or functions, such as wires, batteries, resistors, and transistors, in a schematic diagram of an electrical or electronic circuit. These symbols are largely standardized internationally today but may vary from country to country, or engineering discipline, based on traditional conventions.
What’s changed since the last update?
BS EN IEC 60027‑2:2019 supersedes BS EN 60027‑2:2007. BS EN IEC 60027‑2:2019 includes some technical changes concerning BS EN 60027‑2:2007. These include:
- Former Subclauses 3.8 and 3.9 are cancelled and replaced by EN 80000-13:2008
- Former Subclause 3.10, now 4.8, is revised by IEC 60050-192:2015
- Former Subclause 3.11, now 4.9, is revised by IEC 60050-561:2014
- Former Subclause 3.13, now 4.11, is revised by EN ISO 80000-8:2007
- Technical and editorial corrections have been carried out, mainly in Subclause 4.1
- Tables are simplified, mainly by deleting useless columns

