17.220.20 : Measurement of electrical and magnetic quantities

UNE-EN 61557-4:1998

UNE-EN 61557-4:1998

Superseded Historical

ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 KV A.C. AND 1,5 KV D.C. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES. PART 4: RESISTANCE OF EARTH CONNECTION AND EQUIPOTENTIAL BONDING.

€50.00

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UNE-EN 61557-5:1998

UNE-EN 61557-5:1998

Superseded Historical

ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 KV A.C. AND 1,5 KV D.C. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES. PART 5: RESISTANCE TO EARTH.

€50.00

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UNE-EN 61557-7:1998

UNE-EN 61557-7:1998

Superseded Historical

ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 KV A.C. AND 1,5 KV D.C. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES. PART 7: PHASE SEQUENCE.

€53.00

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UNE-EN 61557-8:1998

UNE-EN 61557-8:1998

Superseded Historical

ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 KV A.C. AND 1,5 KV D.C. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES. PART 8: INSULATION MONITORING DEVICES FOR IT SYSTEMS.

€60.00

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UNE 21327:1976

UNE 21327:1976

Withdrawn Most Recent

ELECTRONIC VOLTMETERS.

€69.00

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UNE-EN 50249:2003

UNE-EN 50249:2003

Withdrawn Most Recent

Electromagnetic locators for buried pipes and cables - Performance and safety.

€85.00

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UNE-EN 50366:2003

UNE-EN 50366:2003

Superseded Historical

Household and similar electrical appliances - Electromagnetic fields - Methods for evaluation and measurement

€81.00

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UNE-EN 60044-5:2005

UNE-EN 60044-5:2005

Superseded Historical

Instrument transformers -- Part 5: Capacitor voltage transformers

€121.00

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UNE-EN 50366:2003/A1:2008

UNE-EN 50366:2003/A1:2008

Superseded Historical

Household and similar electrical appliances - Electromagnetic fields - Methods for evaluation and measurement

€69.00

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IEC 61554:2025

IEC 61554:2025

Active Most Recent

IEC 61554:2025 Panel mounted equipment - Electrical measuring instruments - Dimensions for panel mounting

€93.00

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BS EN IEC 60060-1:2025

BS EN IEC 60060-1:2025

Active Most Recent

High-voltage test techniques General terminology and requirements

€421.00

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BS EN IEC 60060-2:2025

BS EN IEC 60060-2:2025

Active Most Recent

High-voltage test techniques Measuring systems

€421.00

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BS EN IEC 61869-20:2025

BS EN IEC 61869-20:2025

Active Most Recent

Instrument transformers Safety requirements of instrument for high voltage applications

€201.00

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IEC 61326-2-6:2025

IEC 61326-2-6:2025

Active Most Recent

IEC 61326-2-6:2025 Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 2-6: Particular requirements - In vitro diagnostic (IVD) medical electrical equipment

€302.00

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NF EN 61557-11, C42-198-11 (05/2009)

NF EN 61557-11, C42-198-11 (05/2009)

Superseded Historical

Sécurité électrique dans les réseaux de distribution basse tension de 1 000 V c.a. et 1 500 V c.c. - Dispositifs de contrôle, de mesure ou de surveillance de mesures de protection - Partie 11 : efficacité des contrôleurs d'isolement à courant différentiel résiduel (RCM) de type A et de type B dans les réseaux TT, TN et IT

€106.33

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