Direct acting indicating analogue electrical measuring instruments and their accessories; part 2: special requirements for ammeters and voltmeters (IEC 60051-2:1984, edition 4); german version EN 60051-2:1989— 7 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 3: special requirements for wattmeters and varmeters (IEC 60051-3:1984, edition 4); german version EN 60051-3:1989— 8 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories; part 4: special requirements for frequency meters (IEC 60051-4:1984, edition 4); german version EN 60051-4:1989— 6 стр.
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements (ISO 5167-1:2003); German version EN ISO 5167-1:2003— 41 стр.
Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 4: Fans used in residential ventilation systems; German version EN 13141-4:2004— 16 стр.
Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 4: Fans used in residential ventilation systems; German version EN 13141-4:2011— 22 стр.
Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 3: Fittings (ISO 15877-3:2009); German version EN ISO 15877-3:2009— 35 стр.