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BSI
25/30515460 DC
En Vigor
2025-04-25
BS EN IEC 61202-1 Fibre optic interconnecting devices and passive
components - Fibre optic isolators. Part 1: Generic specification
BSI
BS EN 15502-2-1:2022+A1:2023
En Vigor
2025-01-17
Gas-fired central heating boilers. Specific standard for type C
appliances and type B2, B3 and B5 appliances of a nominal heat input not
exceeding 1 000 kW
BSI
25/30508833 DC
En Vigor
2025-03-27
BS ISO 7010:2019/Amd 165 Graphical symbols - Safety colours and safety
signs -Registered safety signs. Amendment 165: Safety sign W085:
Warning; Typhoon/hurricane/cyclone zone
BSI
BS EN 13501-3:2005+A1:2009
En Vigor
2009-11-30
Fire classification of construction products and building elements.
Classification using data from fire resistance tests on products and
elements used in building service installations: fire resisting ducts
and fire dampers
