Free Standards PDF Download

BS IEC 61710:2000 pdf download-Power law model Ð Goodness-of-fit tests and estimation methods. 7 Statistical estimation and test procedures 7.1 Overview In case 1 – time data for every relevant failure – the formulae given for failure...

IEC 60099-5:2000 pdf download-Surge arresters – Part 5: Selection and application recommendations. The rate of occurrence of back-flashovers is controlled by selection of a proper insulation level, by keeping the structure ground resistance to an acceptably low...

IEC 60404-1 :2000 pdf download-Magnetic materials – Part 1: Classification. 2.2.1.3 Applications principales Ces matériaux sont utilisés pour de gros aimants à courant continu pour lesquels aucune résistance mécanique n’est requise par exemple aimants de déviation dans...

IEC 60601-1-4:2000 pdf download-Medical electrical equipment – Part 1-1: General requirements for safety – Collateral standard: Safety requirements for medical electrical systems. 6 Identification, marking and documents *6.8.201 A CCOMPANYING DOCUMENTS of a SYSTEM A SYSTEM (including...

IEC 60601-2-34:2000 pdf download-Medical electrical equipment – Part 2-34: Particular requirements for the safety, including essential performance, of invasive blood pressure monitoring equipment. 44.6 Ingress of liquids Replacement: TRANSDUCERS and EQUIPMENT parts containing insulation, the failure of...

IEC 60695-2-10:2000 pdf download-Fire hazard testing – Part 2-1 0: Glowing/hot-wire based test methods – Glow-wire apparatus and common test procedure. 5.4 Test chamber The apparatus shall be operated in a draught-free condition. This can be achieved...

IEC 61300-3-5:2004 pdf download-Fibre optic interconnecting devices and passive components – Basic test and measurement procedures. 4 Apparatus 4.1 Device under test (DUT) The DUT has two optical ports. The ports may be terminated with pigtails or...

IEC 61334-6:2000 pdf download-Distribution automation using distribution line carrier systems – Part 6: A-XDR encoding rule. 1 Scope and object This part of IEC 61 334 defines a set of encoding rules – the A-XDR 3) encoding...

IEC 61468:2000 pdf download-Nuclear power plants – In-core instrumentation – Characteristics and test methods of self-powered neutron detectors. Les collectrons peuvent être placés dans le coeur d’un réacteur comme de simples éléments ponctuels, ou plus généralement sous...

IEC 61514:2000 pdf download-Industrial-process control systems – Methods of evaluating the performance of valve positioners with pneumatic outputs. The test values shall be corrected back to the standard reference atmosphere conditions listed above. The standard reference atmosphere...