BS

Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms common to power, telecommunications and electronics. Relay terminology
standard by BSI Group, 04/22/1971

Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms common to power, telecommunications and electronics. Piezoelectric devices for frequency control and selection
standard by BSI Group, 04/01/1992

Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms common to power, telecommunications and electronics. Electromechanical components for electronic equipment
standard by BSI Group, 12/20/1991

Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms particular to power engineering. Tariffs terminology
standard by BSI Group, 11/23/1973