IEC 62198 pdf download.Project risk management – Application guidelines 1 Scope This International Standard is applicable to any project with a technological content. It may also apply to other projects. It provides a general introduction to project risk management, its subprocesses and influencing factors. These subprocesses are: − establishing the context, including confirmation of project objectives; − risk identification; −...
IEC 60192 pdf download.Low-pressure sodium vapour lamps – Performance specifications 1 General 1.1 Scope This standard specifies the performance requirements for low-pressure sodium vapour lamps for general lighting purposes. For some of the requirements given in this standard, reference is made to “the relevant lamp data sheet”. For some lamps these data sheets are contained in this standard. For other...
IEC 61865 pdf download,Overhead lines – Calculation of the electrical component of distance between live parts and obstacles – Method of calculation 1 Scope This International Standard provides guidance for the calculation of electrical distances between live and earthed parts required to prevent air-gap breakdown which may endanger members of the public who legitimately come close to live parts. It...
IEC 61562 pdf download.Radiation protection instrumentation – Portable equipment for measuring specific activity of beta-emitting radionuclides in foodstuffs 1 Scope and object This International Standard applies to portable instruments used for measuring the specific activity of beta-emitting radionuclides in food/foodstuffs and intended for operation under field conditions. This does not apply to low background laboratory instrumentation requiring highly skilled personnel....
IEC 60188 pdf download.High-pressure mercury vapour lamps – Performance specifications 1 General 1.1 Scope This standard specifies the performance requirements for high-pressure mercury vapour lamps for general lighting purposes, with or without a red correcting fluorescent coating. For some of the requirements given in this standard, reference is made to “the relevant lamp data sheet”. For some lamps these data...
IEC 62099 pdf download.Fibre optic wavelength switches – Generic specification 1 General 1.1 Scope This International Standard applies to fibre optic wavelength switches. The term “fibre optic wavelength switch” can be used to describe a wide range of devices, assemblies and systems both active and passive. Therefore, it is necessary to elaborate on the scope and object of this standard....
IEC 62089 pdf download.Nuclear instrumentation – Calibration and usage of alpha/beta gas proportional counters 1 Scope and object This International Standard applies to alpha/beta gas proportional counting systems used for the determination of the alpha-ray or beta-ray emission rates of radionuclides in sample counting. The intent is to establish standard methods for calibration and use of alpha/beta gas proportional counters,...
IEC 60743 pdf download.Live working– Terminology for tools, equipment and devices 1 General 1.1 Scope This International Standard applies to the terminology used to describe tools, equipment, devices and methods used in live working. IEC 60050(651) gives the definitions of all terms used in live working. The present standard permits identification of the tools, equipment and devices and standardizes their...
IEC 61703 pdf download.Mathematical expressions for reliability, availability, maintainability and maintenance support terms 1 Scope This International Standard provides mathematical expressions for reliability, availability, maintainability and maintenance support measures defined in IEC 60050-191. The following classes of items are considered separately in this standard: – non-repaired items; – repaired items with zero time to restoration; – repaired items with non-zero...
IEC 61174 pdf download.Maritime navigation and radiocommunication equipment and systems 1 Scope This International Standard specifies the performance requirements, methods of testing and required test results of equipment conforming to performance standards not inferior to those adopted by the IMO in resolution A.817 as amended by annex 5 to IMO resolution MSC.64 and annex 4 to IMO resolution MSC.86. This...