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Standards [CURRENT]

NF C54-165 ; NF EN 61642:1998-01-01

Industrial a.c. networks affected by harmonics. Application of filters and shunt capacitors
Edition 1998-01-01

Standards [CURRENT]

NF F42-329 ; NF EN 50329:2005-07-01

Railway applications - Fixed installations - Traction transformers
Edition 2005-07-01

Standards [CURRENT]

NF S31-016-1 ; NF EN 62489-1:2010-08-01

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: methods of measuring and specifying the performance of system components
Edition 2010-08-01

Standards [CURRENT]

NF F42-329/A1 ; NF EN 50329/A1:2011-04-01

Railway applications - Fixed installations - Traction transformers
Edition 2011-04-01

Standards [CURRENT]

NF S31-016-1/A1 ; NF EN 62489-1/A1:2015-04-04

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: methods of measuring and specifying the performance of system components
Edition 2015-04-04

Standards [CURRENT]

NF S31-016-1/A2 ; NF EN 62489-1/A2:2018-02-23

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: methods of measuring and specifying the performance of system components
Edition 2018-02-23

Standards [CURRENT]

NF C97-321 ; NF EN IEC 60268-21:2018-12-21

Sound system equipment - Part 21: acoustical (outputbased) measurements
Edition 2018-12-21

Standards [CURRENT]

NF C97-344 ; NF EN IEC 63034:2020-08-21

Microspeakers
Edition 2020-08-21

Standards [CURRENT]

BS EN 50065-4-7

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz and 1,6 MHz to 30 MHz. Portable low voltage decoupling filters. Safety requirements
Edition 2005-10-04

Standards [CURRENT]

BS EN 62460

Temperature - Electromotive force (EMF) tables for pure-element thermocouple combinations
Edition 2009-10-31

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