IEC 63027:2023 pdf download,Photovoltaic power systems – DC arc detection and interruption. EC 63027:2023 applies to equipment used for the detection and optionally the interruption of electric DC arcs in photovoltaic (PV) system circuits. EC 63027:2023 covers test procedures for the detection of series arcs within PV circuits, and the response times of equipment employed …
IEC 61676:2023 pdf download,Medical electrical equipment – Dosimetric instruments used for non-invasive measurement of X-ray tube voltage in diagnostic radiology. IEC 61676:2023 specifies the performance requirements of instruments as used in the non-invasive measurement of X-RAY tube voltage up to 150 kV and the relevant compliance tests. IEC 61676:2023 also describes the method for calibration …
IEC 60806:2022 pdf download,Determination of the maximum symmetrical radiation field of X-ray tube assemblies and X-ray source assemblies for medical diagnosis. IEC 60806:2022 is applicable to X-RAY SOURCE ASSEMBLIES and X-RAY TUBE ASSEMBLIES. IEC 60806:2022 specifies a method for the determination of the greatest geometrically symmetrical RADIATION FIELD at a specified distance from the FOCAL …
IEC 60910:2022 pdf download,Nuclear power plants – Instrumentation important to safety – Containment monitoring for early detection of developing deviations from normal operation in light water reactors. IEC 60910:2022 provides requirements for primary and secondary containment parameter monitoring that enable the operator to identify developing deviations from normal operation. The operator can then take corrective …
NFPA 2112:2023 pdf download,Standard On Flame-Resistant Clothing For Protection Of Industrial Personnel Against Short-Duration Thermal Exposures From Fire. NFPA 2112:2023 specifies the minimum design, performance, certification, and testing requirements for flame-resistant fabric and garments for use in areas at risk from flash fires.
NFPA 407-2022 pdf download, Standard For Aircraft Fuel Servicing. NFPA 407-2022 outlines vital safety provisions for procedures, equipment, and installations in order to protect people, aircraft, and other property during ground fuel servicing of aircraft using liquid petroleum fuels.
NFPA 85:2023 pdf download,Boiler And Combustion Systems Hazards Code. NFPA 85:2023 applies to the following: (1) Single burner boilers, multiple burner boilers, stokers, and atmospheric fluidized bed boilers with a fuel input rating of 3.7 MWt (12.5 million Btu/hr) or greater. (2) Pulverized fuel systems at any heat input rate. (3) Fired or unfired steam …
NFPA 68:2018 pdf download,Standard On Explosion Protection By Deflagration Venting. NFPA 68:2018 applies to the design, location, installation, maintenance, and use of devices and systems that vent the combustion gases and pressures resulting from a deflagration within an enclosure so that structural and mechanical damage is minimized.
IEC 60479-1:2018 pdf download, Effects of current on human beings and livestock – Part 1: General aspects. IEC 60479-1:2018 provides basic guidance on the effects of shock current on human beings and livestock. This basic safety publication is primarily intended for use by technical committees in the preparation of standards in accordance with the principles …
IEC 60068-2-38:2021 pdf download,Environmental testing – Part 2-38: Tests – Test Z/AD: Composite temperature/humidity cyclic test. IEC 60068-2-38:2021 specifies a composite test procedure, primarily intended for component type specimens, to determine, in an accelerated manner, the resistance of specimens to the deteriorative effects of high temperature/humidity and cold conditions. IEC 60068-2-38:2021 does not apply to …