Publisher : CEI

CEI 20-20/9 PDF

Cavi isolati con polivinilcloruro con tensione nominale non superiore a 450/750 V - Parte 9: Cavi senza guaina per installazione a bassa temperatura

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28.50 €
CEI 20-20/9 PDF

Cavi isolati con polivinilcloruro con tensione nominale non superiore a 450/750 V - Parte 9: Cavi senza guaina per installazione a bassa temperatura

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9.00 €
CEI 20-21/1-1 PDF

Electric cables - Calculation of the current rating - Part 1-1: Current rating equations (100 % load factor) and calculation of losses - General

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27.00 €
CEI 20-21/1-2 PDF

Electric cables - Calculation of the current rating - Part 1-2: Current rating equations (100% load factor) and calculation of losses - Sheath eddy current loss factors for two circuits in flat formation

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25.20 €
CEI 20-21/1-3 PDF

Electric cables - Calculation of the current rating - Part 1-3: Current rating equations (100 % load factor) and calculation of losses - Current sharing between parallel singlecore cables and calculation of circulating current losses

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18.90 €
CEI 20-21/2-1 PDF

Electric cables - Calculation of the current rating - Part 2-1: Thermal resistance - Calculation of thermal resistance

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35.40 €
CEI 20-21/2-2 PDF

Electric cables - Calculation of the current rating - Part 2-2: Thermal resistance - Section Two: A method for calculating reduction factors for groups of cables in free air, protected from solar radiation

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10.50 €
CEI 20-21/3-1 PDF

Electric cables - Calculation of the current rating - Part 3-1: Sections on operating conditions - Reference operating conditions and selection of cable type

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18.00 €
CEI 20-21/3-2 PDF

Electric cables - Calculation of the current rating - Part 3-2: Sections on operating conditions - Economic optimization of power cable size

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25.20 €
CEI 20-21/3-3 PDF

Electric cables - Calculation of the current rating - Part 3-3: Sections on operating conditions - Cables crossing external heat sources

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16.50 €