IEC 60599:2022 pdf download,Mineral oil-filled electrical equipment in service – Guidance on the interpretation of dissolved and free gases analysis. IEC 60599:2022 describes how the concentrations of dissolved gases or free gases can be interpreted to diagnose the condition of oil-filled electrical equipment in service and suggest future action. IEC 60599:2022 is applicable to electrical …
IEC 63355:2022 pdf download,Cable management systems – Test method for content of halogens. IEC 63355:2022 specifies a method for the determination of the content of halogens in cable management system (CMS) products or system components made completely or partly of combustible material(s). The determination is made by combustion and subsequent analysis of the combustion product …
IEC 60034-1:2022 pdf download,Rotating electrical machines – Part 1: Rating and performance. IEC 60034-1:2022 is applicable to all rotating electrical machines, except rotating electrical machines for rail and road vehicles, which are covered by the IEC 60349 series of standards. Machines within the scope of this document may also be subject to superseding, modifying or …
IEC 62314:2022 pdf download,Solid-state relays – Safety requirements. IEC 62314:2022 applies to particular all-or-nothing electrical relays denominated solid-state relays intended for performing electrical operations by single step function changes to the state of electric circuits between the OFF-state and the ON-state and vice versa. IEC 62314:2022 deals with solid-state relays which are intended for incorporation …
NFPA 18A:2022 pdf download,Standard On Water Additives For Fire Control And Vapor Mitigation. NFPA 18A is intended for the use and guidance of those responsible for purchasing, testing, listing, and using water additives for use on Class A, Class B, Class D, Class K, and lithium ion battery fires and the mitigation of flammable vapors. …
IEC 62093:2022 pdf download,the title is Assessment of lighting equipment related to human exposure to electromagnetic fields. IEC 62093:2022 applies to the assessment of lighting equipment related to human exposure to electromagnetic fields. The assessment consists of the induced internal electric field for frequencies from 20 kHz to 10 MHz and the specific absorption rate …
NFPA 10:2022 pdf download,Standard for Portable Fire Extinguishers. The provisions of this standard apply to the selection, installation, inspection, maintenance, recharging, and testing of portable fire extinguishers and Class D extinguishing agents. The requirements given herein are minimum. The requirements shall not apply to permanently installed systems for fire extinguishment, even where portions of such …
IEC 63275-1:2022 pdf download Semiconductor devices – Reliability test method for silicon carbide discrete metal‑oxide semiconductor field effect transistors – Part 1: Test method for bias temperature instability This part of IEC 63275 gives a test method to evaluate gate threshold voltage shift of silicon carbide (SiC) power metal-oxide-semiconductor field-effect transistors (MOSFETs) using room temperature …
IEC 63093-10:2022 pdf download Ferrite cores – Guidelines on dimensions and the limits of surface irregularities – Part 10: PM-cores and associated parts This part of IEC 63093 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of PM-cores made of magnetic oxides, the main dimensions for coil formers to …
IEC 63033-3:2022 pdf download Multimedia systems and equipment for vehicles – Surround view system – Part 3: Measurement methods IEC 63033-3:2022 specifies measurement methods for the surround view system specified in IEC 63033-1 .