17.220.20 : Measurement of electrical and magnetic quantities

NF EN 61557-2, C42-198-2 (06/2007)

NF EN 61557-2, C42-198-2 (06/2007)

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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2 : insulation resistance - Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a. et 1 500 V c.c.

€60.85

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NF EN 61557-3, C42-198-3 (06/2007)

NF EN 61557-3, C42-198-3 (06/2007)

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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3 : loop impedance - Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a. et 1 500 V c.c.

€60.85

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NF EN 61557-4, C42-198-4 (06/2007)

NF EN 61557-4, C42-198-4 (06/2007)

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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4 : resistance of earth connection and equipotential bonding - Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a. et 1 500 V c.c.

€60.85

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NF EN 61557-5, C42-198-5 (06/2007)

NF EN 61557-5, C42-198-5 (06/2007)

Superseded Historical

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5 : resistance to earth - Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a. et 1 500 V c.c.

€69.60

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NF EN 61557-7, C42-198-7 (06/2007)

NF EN 61557-7, C42-198-7 (06/2007)

Superseded Historical

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7 : phase sequence - Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a. et 1 500 V c.c.

€85.42

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NF EN 62226-3-1, C99-115-3-1 (04/2008)

NF EN 62226-3-1, C99-115-3-1 (04/2008)

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Exposure to electric or magnetic fields in the low and intermediate frequency range - Methods for calculating the current density and internal electric field induced in the human body - Part 3-1 : exposure to electric fields - Analytical and 2D numerical models - Exposition aux champs électriques ou magnétiques à basse et moyenne fréquence

€148.67

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NF EN 61010-031/A1, C42-725/A1 (07/2008)

NF EN 61010-031/A1, C42-725/A1 (07/2008)

Superseded Historical

Safety requirements for electrical equipment for measurement, control and laboratory use - Part 031 : safety requirements for hand-held probe assemblies for electrical measurement and test

€91.00

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NF EN 61557-6, C42-198-6 (01/2008)

NF EN 61557-6, C42-198-6 (01/2008)

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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 6 : effectiveness of residual current devices (RCD) in TT, TN and IT systems - Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a et 1 500 V c.c

€74.67

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NF EN 13509, A05-661 (10/2003)

NF EN 13509, A05-661 (10/2003)

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Cathodic protection measurement techniques

€100.63

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NF EN 60044-7, C42-544-7 (10/2001)

NF EN 60044-7, C42-544-7 (10/2001)

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Instrument transformers - Part 7 : electronic voltage transformers

€171.13

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NF EN 60477, C42-160 (02/1998)

NF EN 60477, C42-160 (02/1998)

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Laboratory d.c. resistors.

€74.67

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NF EN 60477-2, C42-160-2 (02/1998)

NF EN 60477-2, C42-160-2 (02/1998)

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Laboratory resistors. Part 2 : laboratory a.c. resistors.

€74.67

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NF EN 60404-4, C28-918 (06/1998)

NF EN 60404-4, C28-918 (06/1998)

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Magnetic materials. Part 4 : methods of measurement of d.c. magnetic properties of iron and steel.

€112.59

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NF EN 61010-031, C42-725 (05/2002)

NF EN 61010-031, C42-725 (05/2002)

Superseded Historical

Safety requirements for electrical equipment for measurement, control and laboratory use - Part 031 : safety requirements for hand-held probe assemblies for electrical measurement and test

€158.33

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NF EN 60404-4/A1, C28-918/A1 (12/2002)

NF EN 60404-4/A1, C28-918/A1 (12/2002)

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Magnetic materials - Part 4 : methods of measurement of d.c. magnetic properties of magnetically soft materials

€34.00

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