Normen UNE - Spanische nationale Normen - Seite Nr. 1309

Conservation of low voltage electrical installations. Preventive Maintenance Plan. General requirements

Die Norm herausgegeben am 16.10.2024

Electric vehicle charging infrastructure. Protection System for the general power supply Line (PSL)

Die Norm herausgegeben am 25.2.2026

Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 1: General

Die Norm herausgegeben am 29.12.2009

Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 2: Voice telephony, Group 3 fax, modem data services and SMS

Die Norm herausgegeben am 29.12.2009

Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 3: QoS parameters specific to Public Land Mobile Networks (PLMN)

Die Norm herausgegeben am 12.9.2007

Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 3: QoS parameters specific to Public Land Mobile Networks (PLMN)

Korrektur herausgegeben am 29.12.2009

Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 4: Internet access

Die Norm herausgegeben am 29.12.2009

Water quality - Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza - Method using a stock culture independent microbiotest (ISO 20227:2017)

Die Norm herausgegeben am 28.2.2018

Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2024)

Die Norm herausgegeben am 21.5.2025

Conveyor belts - Drum friction testing (ISO 20238:2018) (Endorsed by Asociación Espanola de Normalización in April of 2019.)

Die Norm herausgegeben am 1.4.2019