Rechercher

IEC 61442:2023 specifies the test methods applicable for type testing accessories for power cables with rated voltages from 3,6/6 (7,2) kV up to 18/30 (36) kV. The test methods specified in this document apply to accessories for extruded and paper insulated cables according to IEC 60502-2 and IEC 60055-1 respectively.

L'IEC 61442:2023 définit les méthodes d’essais applicables aux essais de type des accessoires de câbles d’énergie de tensions assignées de 3,6/6 (7,2) kV à 18/30 (36) kV inclus. Les méthodes d’essais spécifiées dans le présent document s’appliquent aux accessoires pour câbles à isolant extrudé et pour câbles isolés au papier imprégné, conformément à l’IEC 60502- 2 et l’IEC 60055-1,…

This document specifies a code of practice dealing with unplasticized polyamide (PA-U) pipes and fittings for buried pipeline systems outside buildings and designed to transport gaseous fuels (as defined in ISO 16486-1, e.g. methane, LPG, manufactured gas and hydrogen) within the temperature range –20 °C to +40 °C. This document also gives appropriate temperature-related requirements. The code of…

This document specifies the analytical method for the simultaneous determination of N-(n-butyl) thiophosphoric triamide (NBPT) and dicyandiamide (DCD) in fertilizers by high-performance liquid chromatography (HPLC) method.

This document specifies safety, constructional and performance requirements for manual gas valves intended for use with gas burners and gas-burning appliances, hereafter referred to as "valves", unless otherwise specified. This document applies to the following types of manual gas valves: —     manual gas shut-off valves; —     gas burner valves; —     appliance connector valves; —    …

Le présent document spécifie une méthode de dosage des éléments suivants: aluminium, antimoine, argent, arsenic, baryum, béryllium, bismuth, bore, cadmium, césium, calcium, cérium, chrome, cobalt, cuivre, dysprosium, erbium, étain, fer, gadolinium, gallium, germanium, hafnium, holmium, indium, iridium, lanthane, lithium, lutécium, magnésium, manganèse, mercure, molybdène, néodyme, nickel, or,…

This document specifies a method for the determination of the elements aluminium, antimony, arsenic, barium, beryllium, bismuth, boron, cadmium, caesium, calcium, cerium, chromium, cobalt, copper, dysprosium, erbium, gadolinium, gallium, germanium, gold, hafnium, holmium, indium, iridium, iron, lanthanum, lead, lithium, lutetium, magnesium, manganese, mercury, molybdenum, neodymium, nickel,…