BS/EN 60079-29-1-2016 pdf download.Explosive atmospheres Part 29-1: Gas detectors — Performance requirements of detectors for flammable gases. Where an equipment manufacturer makes any claims in the instruction manual regarding any special features of construction or superior performance...
BS/EN 60079-13-2017 pdf download
BS/EN 60079-13-2017 pdf download.Explosive atmospheres Part 13: Equipment protection by pressurized room “p” and artificially ventilated room ‘v’ (IEC 60079-13:2017). 4.2.2 ArtificIal ventilation “v” The artificial ventilated room maintains artificial ventilation to dilute a release of flammable...
BS/EN 60068-2-39-2016 pdf download
BS/EN 60068-2-39-2016 pdf download.Environmental testing Part 2-39: Tests Tests and guidance: Combined temperature or temperature and humidity with low air pressure tests. This part of IEC 60068 provides a description of test methods and guidance for testing...
BS/EN 50411-3-4-2019 pdf download
BS/EN 50411-3-4-2019 pdf download.Fibre management systems and protective housings to be used in optical fibre communication systems — Product specifications Part 3-4: WaIl box for splice to patchcord connections, for category C and A. 5.3 Cable anchoring...
BS/EN 50341-2-13-2017 pdf download
BS/EN 50341-2-13-2017 pdf download.Overhead electrical lines exceeding AC 1 kV Part 2-13: National Normative Aspects (N NA) for ITALY (based on EN 50341-1:2012). IT.1 Field of application This standard specifies the general safety requirements, clarifies the actions...
BS/EN 50341-2-9-2017 pdf download
BS/EN 50341-2-9-2017 pdf download.Overhead electrical lines exceeding AC 1 kV Part 2-9: National Normative Aspects (N NA) for Great Britain and Northern Ireland (based on EN 50341-1:2012). 5.6 Load cases for calculation of clearances 5.6.1 Load cases...
BS/EN 50152-3-1-2017 pdf download
BS/EN 50152-3-1-2017 pdf download.Railway applications Fixed installations Particular requirements for a.c. switchgear Part 3-1: Measurement, control and protection devices for specific use in a.c. traction systems — Devices. 3.1 under-voltage voltage the value of which is lower...
BS/EN 50121-2-2017 pdf download
BS/EN 50121-2-2017 pdf download.Railway applications Electromagnetic compatibility Part 2: Emission of the whole railway system to the outside world. The measured values (at the equivalent 10 m distance) shall not exceed the limits given in Figure 1...
BS/EN 50117-10-2-2019 pdf download
BS/EN 50117-10-2-2019 pdf download.Coaxial cables Part 10-2: Sectional specification for coaxial cables for analogue and digital signal transmission - Outdoor drop cables for systems operating at 5 MHz - 3 000 MHz. EN 60728-101. Cable networks for...
BS/EN 17265-2019 pdf download
BS/EN 17265-2019 pdf download.Foodstuffs - Determination of elements and their chemical species - Determination of aluminium by inductively coupled plasma optical emission spectometry (ICP-OES). Further Instructions regarding test portions and digestion are given in B.2 and B.3....