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BSI

BS EN IEC 61169-54:2021

En Vigor
2021-11-03
Radio frequency connectors. Sectional specification for coaxial connectors with 10 mm inner diameter of outer conductor, nominal characteristic impedance 50 Ω, Series 4,3-10
BSI

24/30466864 DC

En Vigor
2024-01-26
BS ISO 5222-3 Heat recovery ventilators and energy recovery ventilators -Testing and calculating methods for seasonal performance factor. Part 3: Annual sensible heating and cooling recovery performance factor of heat recovery ventilators
BSI

BS ISO 5273:2025

En Vigor
2025-01-31
Passenger car tyres. Preparation method for an artificially worn state for wet grip testing
BSI

22/30427231 DC

En Vigor
2022-01-25
BS EN ISO 12870. Ophthalmic optics. Spectacle frames. Requirements and test methods
BSI

BS ISO 3046-3:2006

En Vigor
2006-07-31
Reciprocating internal combustion engines. Performance. Test measurements
BSI

19/30398825 DC

En Vigor
2019-07-09
BS EN 60825-12 AMD1. Safety of laser products. Part 12. Safety of free space optical communication systems used for transmission of information
BSI

24/30481907 DC

En Vigor
2024-09-26
BS ISO 6639-2 Cereals and pulses - Determination of hidden insect infestation. Part 2: Sampling
BSI

BS EN IEC 62271-214:2024

En Vigor
2025-06-06
High-voltage switchgear and controlgear. Internal arc classification for AC metal-enclosed pole-mounted switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV