Символ | Страна | Символ | Страна |
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| Аргентина (IRAM) Argentino de Racionalization de Materiales | | Гонконг Hong Kong Standarts & Testing Centre |
| Австралия (SAA) Standards Association of Australia | | Венгрия (MSZH) Szabvanyugi Hivatal (Hungarian Office for Standartization) |
| Австрия (OVE) Oesterreichisheer Verband fur Elektrotechnik | | Индия (ISI) Indian Standarsa Institute "Manak Bhavan" |
| Бельгия (CEB) Comite Electrotechnique Belge | | Индонезия Badan Kerjasama Standardisasi LIPI-YDNI (LIPI-YDNI Joint Standartization Committee) |
| Бразилия (ABNT) Associacao Brasileira de Narmas Teonicas | | Иран Institute of Standards and Industrial Research of Iran |
| Канада (CSA) Canadian Standards Association | | Ирландия (IIRS) Institute for Industrial Research and Standards |
| Чехословакия Urad pro Normalizaci a Mereni (Office for Standarts and Measurements) | | Израиль (SII) Standards Institution of Israel |
| Дания (DEK) Dansk Elektroteknisk Komite (Danish Electrotechnical Committee) | | Италия (CEI) Comitato Electrotecnico Italiano (Italian Electrotechnical Committee) |
| Египет (EOS) Egyptian Organization for Standartization and quality control | | Япония (JISC) Japanese Industrial Standards Committee Agency of Industrial Science and Technology |
| Финляндия (SETI) Electrical Inspectorate | | Южная Корея Industrial Advance Administration |
| Франция (UTE) AUnion Technique de l'Electricite | | Мексика (DGN) Direccion General de Normas Secretaria de Patrimonio y Fomento Industrial Puente de Tecamachalco |
| ГДР (ASMW) Amt fur Standardi-sierung Messwesen und Warenprufung (Office for Standartization, Metrology and Quality Control) | | Нидерланды (NEC) Nederlands Elektrotechnisch Comite |
| ФРГ (DKE) Deutsche Electrotechnische Kommission im DIN und VDE (German Electrotechnical Commission of DIN and VDE) | | Новая Зеландия(SANZ) Standards Association of New Zealand |
| Норвегия (NEK) Electroteknisk Komite (Norwegian Electrotechnical Committee) |
| Греция (ELOT) The Hellenic Organization of Standartization | | Пакистан Pakistan Standards Institution |
| Польша Polski Komitet Normalizacji Miar i Jakosci | | Португалия (CEP) Comissao Electrotecnica Portuguesa |
| Румыния Institutul Roman de Standardizare (Romanian Standards Institute) | | Сингапур Singapore Institute of Standards and Industrial Research |
| ЮАР (SABS) South African Bureau of Standards | | Испания (IRANOR) Instituto Nacional de Racionalizacion y Normalizacion |
| Швеция (SEK) Svenska Elektriska Komissionen (Swedish Electrotechnical Comission) | | Швейцария (SEV) Schweizerischer Elektrotechnischer Verein Postfach |
| Турция (TSE) Turk Standardlari Enstitusu Turkish Standards Institution | | Великобритания (BSI) British Standards Institution |
| США (ANSI) American National Standards Institute | | США (NEMA) National Electrical Manufacturers Association |
| Венесуэла CODELECTRA en Conjunto con CONVENIN Avda. Ppal. | | Югославия Federal Institute of Standartization |