Standards World

IEC 60112:2020 pdf free download – Method for the determination of the proof and the comparative tracking indicesof solid insulating materials

IEC 60112:2020 pdf free download - Method for the determination of the proof and the comparative tracking indicesof solid insulating materials 4 Principle The upper surface of the test specimen is supported in a horizontal plane and...

02-09

ISO 23002-4:2010 pdf free download – Information technology一MPEG video technologies- Part 4: Video tool library

ISO 23002-4:2010 pdf free download - Information technology一MPEG video technologies- Part 4: Video tool library. This part of ISO/IEC 23002 defines the MPEG video tool library, which contains tools drawn from existing MPEG coding standards, such as...

02-09

IEC 60099-5:2000 pdf free download – Surge arresters

IEC 60099-5:2000 pdf free download - Surge arresters For range l systems containing overhead lines，the main risk to equipment arises frominduced and direct lightning strokes to the connected overhead lines. in cable systems notconnected to overhead lines，overvoltages...

02-09

IEC 60092-354:2020 pdf free download – Electrical installations in ships

IEC 60092-354:2020 pdf free download - Electrical installations in ships 1 Scope This part of lEC 60092 is applicable to shipboard and offshore power cables with extrudedsolid insulation, conductor and core screening, having a voltage rating of...

02-09

ISO 22968:2010 pdf free download – Forced draught oil burners

ISO 22968:2010 pdf free download - Forced draught oil burners. The burners shall be started 3 mm after switching off, whereby the values of the starting variations in the combustion chamber, at the above-mentioned measuring points, shall...

02-09

IEC 60079-26:2021 pdf free download – Explosive atmospheres

IEC 60079-26:2021 pdf free download - Explosive atmospheres 5.2.2Basic requirements The following basic requirements apply for separation elements: a) a separation element shall provide a boundary between different areas or parts of the equipment complying with different...

02-09

ISO 22413:2010 pdf free download – Transfer sets for pharmaceutical preparations – – Requirements and test methods

ISO 22413:2010 pdf free download - Transfer sets for pharmaceutical preparations - - Requirements and test methods. B.1 General Many medical disposables are equipped with piercing devices. These piercing devices are intended to be used to pierce...

02-09

IEC 60754-2:2011 pdf free download – Test on gases evolved during combustion of materials from cables

IEC 60754-2:2011 pdf free download - Test on gases evolved during combustion of materials from cables 7.3 Heating procedure The air flow shall be adjusted by means of a needle valve to the value specified in 5.6...

02-09

ISO 20492-4:2010 pdf free download – Glass in buildings一Insulating glass一 Part 4: Methods of test for the physical attributes of edge seals

ISO 20492-4:2010 pdf free download - Glass in buildings一Insulating glass一 Part 4: Methods of test for the physical attributes of edge seals. D.1 General Insulating glass units with a coating in the cavity shall not be sealed...

02-09

IEC 60754-1:2011 pdf free download – Test on gases evolved during combustion of materials from cables

IEC 60754-1:2011 pdf free download - Test on gases evolved during combustion of materials from cables 1 Scope This part of lEC 60754 specifies the apparatus and procedure for the determination of theamount of halogen acid gas,other...

02-09