AENOR UNE 21428-1-3 PDF

Published Date: 12/01/2021

Transformadores trifásicos de distribución sumergidos en un líquido aislante, 50 Hz, de 25 kVA a 3 150 kVA con tensión más elevada para el material hasta 36 kV. Parte 1: Requisitos generales. Sección 3: Requisitos para transformadores bitensión en alta tensión y bitensión en baja tensión.

Published Date: 12/05/2017

Transformadores trifásicos de distribución sumergidos en aceite, 50 Hz, de 25 kVA a 3150 kVA con tensión más elevada para el material hasta 36 kV. Parte 1: Requisitos generales. Sección 3: Requisitos para transformadores bitensión en alta tensión y bitensión en baja tensión

Published Date: 07/02/2014

Hose fittings with clamp units - Part 1: Requirements, types of fixing and connection, designation and testing

Published Date: 06/30/1999

WATER QUALITY. EVALUATION OF THE "ULTIMATE" ANAEROBIC BIODEGRADABILITY OF ORGANIC COMPOUNDS IN DIGESTED SLUDGE. METHOD BY MEASUREMENT OF THE BIOGAS PRODUCTION (ISO 11734:1995)

Published Date: 07/27/2016

Railway applications - Call for aid and communication device - Requirements

Published Date: 05/18/2016

Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o"

Published Date: 04/01/2020

Risk management - Risk assessment techniques (Adopted IEC 31010:2019, second edition, 2019-06)

Published Date: 06/01/2012

CAN/CSA-IEC 61000-4-15:12 - Electromagnetic compatibility (EMC) - Part 4-15: Testing and measurement techniques - Flickermeter - Functional and design specifications (Adopted IEC 61000-4-15:2010, edition 2.0, 2010-08)

Published Date: 10/01/2014

Electromagnetic compatibility (EMC) - Part 4-18: Testing and measurement techniques - Damped oscillatory wave immunity test (Adopted IEC 61000-4-18:2011, edition 1:2006 consolidated with amendment 1:2010)

Published Date: 06/30/2012

Electromagnetic Compatibility (EMC) - Part 4-2: Testing and Measurement Techniques - Electrostatic Discharge Immunity Test (Adopted CEI/IEC 61000-4-2:1995 + A1:1998, edition 1.1, 1999-05)

Published Date: 05/01/2021

Electromagnetic compatibility (EMC) - Part 4-3: Testing and measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test (IEC 61000-4-3:2006+A1:2007+A2:2010, IDT)

Published Date: 08/05/2022

Amendment 1 to Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods (Adopted IEC 61000-4-30:2015, third edition, 2015-02)