Normativa ISO UNE gratis

Fecha de publicación: 07/11/1997 Corrugated pressboard and presspaper for electrical purposes – Part 1: Definitions, designations and general requirements IEC 61628-1:1997

Fecha de publicación: 13/11/1997 Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump-turbines – Part 2: Evaluation in Pelton turbines IEC 60609-2:1997

Fecha de publicación: 13/11/1997 Electromagnetic compatibility (EMC) – Part 5: Installation and mitigation guidelines – Section 2: Earthing and cabling IEC TR 61000-5-2:1997

Fecha de publicación: 26/11/1997 Amendment 1 – Methods of measurement for equipment used in digital microwave radio transmission systems – Part 2: Measurements on terrestrial radio-relay systems – Section 4: Transmitter/receiver including modulator/demodulator IEC 60835-2-4:1993/AMD1:1997

Fecha de publicación: 28/11/1997 Global maritime distress and safety system (GMDSS) – Part 9: Shipborne transmitters and receivers for use in the MF and HF bands suitable for telephony, digital selective calling (DSC) and narrow band direct printing (NBDP) – Operational and performance requirements, methods of testing and required test results IEC 61097-9:1997

Fecha de publicación: 11/12/1997 Telecontrol equipment and systems – Part 5-103: Transmission protocols – Companion standard for the informative interface of protection equipment IEC 60870-5-103:1997

Fecha de publicación: 15/12/1997 Distribution automation using distribution line carrier systems – Part 1-2: General considerations – Guide for specification IEC TR 61334-1-2:1997

Fecha de publicación: 15/12/1997 Double-capped fluorescent lamps – Performance specifications IEC 60081:1997

Fecha de publicación: 15/12/1997 Packaging of winding wires – Part 4-1: Methods of test – Delivery spools made from thermoplastic materials IEC 60264-4-1:1997

Fecha de publicación: 22/12/1997 Protection of persons and equipment by enclosures – Probes for verification IEC 61032:1997