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UNE - Spanish national standards
Page 1370
UNE 21144-2-1:1997 (13/05/1997)
ELECTRIC CABLES. CALCULATION OF THE CURRENT RATING. PART 2: THERMAL RESISTANCE. SECTION 1: CALCULATION OF THERMAL RESISTANCE.
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 98.60 USD more info
UNE 21144-2-1:1997/2M:2007 (20/06/2007) Change
Electric cables. Calculation of the current rating. Part 2-1: Thermal resistance. Calculation of thermal resistance. (IEC 60287-2-1:1994/A2:2006).
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 34.00 USD more info
UNE 21144-2-1/1M:2002 (26/09/2002) Change
Electric cables. Calculation of the current rating. Part 2-1: Thermal resistance. Calculation of thermal resistance.
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 22.70 USD more info
UNE 21144-2-2:1997 (13/05/1997)
ELECTRIC CABLES. CALCULATION OF THE CURRENT RATING. PART 2: THERMAL RESISTANCE. SECTION 2: A METHOD FOR CALCULATING REDUCTION FACTORS FOR GROUPS OF CABLES IN FREE AIR, PROTECTED FROM SOLAR RADIATION.
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 57.80 USD more info
UNE 21144-3-1:2018 (03/01/2018)
Electric cables - Calculation of the current rating - Part 3-1: Operating conditions - Site reference conditions
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 87.30 USD more info
UNE 21144-3-2:2000 (26/12/2000)
Electric cables - Calculation of the current rating - Part 3: Sections on operating conditions - Section 2: Economic optimization of power cable size
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 91.80 USD more info
UNE 21144-3-3:2007 (27/12/2007)
Electric cables - Calculation of the current rating - Part 3-3: Sections on operating conditions - Cables crossing external heat sources
Available languages: Spanish
Available design: electronic design (pdf), Print design
from 74.80 USD more info
UNE-EN ISO 21148:2017 (11/10/2017)
Cosmetics - Microbiology - General instructions for microbiological examination (ISO 21148:2017)
Available languages: English, Spanish
Available design: electronic design (pdf), Print design
from 93.00 USD more info
UNE-EN ISO 21149:2017 (02/11/2017)
Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria (ISO 21149:2017)
Available languages: English, Spanish
Available design: electronic design (pdf), Print design
from 95.20 USD more info
UNE-EN ISO 21149:2017/A1:2023 (03/05/2023) Change
Cosmetics - Microbiology - Enumeration and detection of aerobic mesophilic bacteria - Amendment 1 (ISO 21149:2017/Amd 1:2022)
Available languages: English, Spanish
Available design: electronic design (pdf), Print design
from 46.50 USD more info
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