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Viso rasta įrašų: 228

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prEN 3-11 Viešoji apklausa

Komentavimo iki data 2025-05-10

Nešiojamieji gesintuvai. 11 dalis. EN 3-7 aprašomų gesintuvų, tinkamų ličio jonų baterijoms, eksploatacinės charakteristikos, reikalavimai, bandymo metodai ir ženklinimas

This document describes performance requirements for portable fire extinguishers in addition to the requirements of EN 3-7+A1:2007, to demonstrate their suitability for extinguishing fires in rechargeable and non-rechargeable batteries based on lithium ion chemistry with a limited capacity, as used in: - portable electronic equipment (smartphones, laptops); - power tools and domestic appliances; - portable medical equipment; - toys and radio-controlled objects; - drones; - bicycles. This document contains general requirements and procedures for extinguishing tests. The size of the extinguishing tests is comparable to the battery capacities in the abovementioned applications. Suitability for extinguishing larger fire risks, such as vehicle batteries and battery sets of stationary energy storage systems, cannot be validated with this document.

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prEN 12390-20 Viešoji apklausa

Komentavimo iki data 2025-04-29

Sukietėjusio betono bandymai. 20 dalis. Poringumo nustatymas

This document describes the method for the determination of the porosity (open pores) of hardened concrete on test specimens of any type (moulded, sawn, cored) or any shape. The test is suitable for specimens having a declared value of D of the coarsest fraction of aggregates actually used in the concrete (Dmax) not greater than 40 mm. The test method is not applicable for concrete containing lightweight aggregate.

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prEN 12350-13 Viešoji apklausa

Komentavimo iki data 2025-04-29

Betono mišinio bandymai. 13 dalis. Vandens atsiskyrimo bandymas. Statinis atsiskyrimas ir atsiskyrimas veikiant slėgiui

This document specifies the procedures for determining the static and pressure bleed of fresh concrete. The tests are suitable for specimens having a declared value of the coarsest fraction of aggregates actually used in the concrete (Dmax) not greater than 40 mm. It can be carried out in the laboratory or on site.

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prEN ISO 19743 Viešoji apklausa

Komentavimo iki data 2025-04-29

Kietasis biokuras. Sunkių pašalinių medžiagų, kurių dalelės didesnės kaip 3,15 mm, kiekio nustatymas (ISO/DIS 19743:2025)

ISO 19743:2017 specifies a method for the determination of content of heavy extraneous materials larger than 3,15 mm by the use of sink-and-float separation combined with elutriation. This document is applicable to woody biomass in accordance with ISO 17225‑1:2014, Table 1.

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prEN ISO 10650 Viešoji apklausa

Komentavimo iki data 2025-04-29

Odontologija. Elektriniai polimerizacijos aktyvinimo įtaisai (ISO/DIS 10650:2025)

This document specifies requirements and test methods for powered polymerization activators in the 380 nm to 515 nm wavelength region intended for chairside use in polymerization of dental polymer-based materials. This document applies to quartz-tungsten-halogen lamps and light-emitting diode (LED) lamps. Powered polymerization activators could have internal power supply (rechargeable battery powered) or be connected to external (mains) power supply. Lasers or plasma arc devices are not covered by this standard. This document does not cover powered polymerization activators used in laboratory fabrication of indirect restorations, veneers, dentures or other oral dental appliances.

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prEN ISO 5211 Viešoji apklausa

Komentavimo iki data 2025-04-29

Pramoniniai uždarymo ir reguliavimo įtaisai. Pasukamosios pavaros prijungimas (ISO/DIS 5211:2025)

This document specifies requirements for the attachment of part-turn actuators, with or without gearboxes, to industrial valves. The attachment of part-turn actuators to control valves in accordance with the requirements of this document is subject to an agreement between the supplier and the purchaser. This document specifies: — flange dimensions necessary for the attachment of part-turn actuators to industrial valves [see Figures 1 a) and 1 c)] or to intermediate supports [see Figures 1 b) and 1 d)]; — driving component dimensions of part-turn actuators necessary to attach them to the driven components; — reference values for torques for interfaces and for couplings having the dimensions specified in this document. The attachment of the intermediate support to the valve is out of the scope of this document.

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prEN ISO 22109 Viešoji apklausa

Komentavimo iki data 2025-04-29

Pramoniniai uždarymo ir reguliavimo įtaisai. Uždarymo ir reguliavimo įtaisų pavarų dėžės (ISO/DIS 22109:2025)

This document provides basic requirements for gearboxes to operate industrial valves for manual and automated on/off and modulating duties, this includes manual override gearboxes. It includes guidelines for classification, design and methods for conformity assessment. It does not cover gear systems which are integral part in the design of valves and subsea gearboxes. Other requirements or conditions of use different from those indicated in this document are agreed between the purchaser and the manufacturer or supplier (first party), prior to order.

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prEN ISO 14720-1 Viešoji apklausa

Komentavimo iki data 2025-04-29

Keraminių medžiagų tyrimai. Sieros kiekio nustatymas neoksidinėse keramikos žaliavose ir keraminėse medžiagose. 1 dalis. Matavimo, naudojant infraraudonąją spinduliuotę, metodai (ISO/DIS 14720-1:2025)

ISO 14720-1:2013 defines a method for the determination of sulfur in powdered and granular non-oxidic ceramic raw materials and materials, such as silicon carbides, silicon nitrides, graphites, carbon blacks, cokes, carbon powders. If proved by the recovery rate, this method can also be applied for other non-metallic powdered and granular materials, e.g. silicon dioxide. ISO 14720-1:2013 is applicable for materials with mass fractions of sulfur from 0,005 % to 2 %. ISO 14720-1:2013 can also be applied for materials with higher mass fractions of sulfur after verification of the particular case.

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prEN 18154 Viešoji apklausa

Komentavimo iki data 2025-04-29

Hyperloop systems - Vocabulary and definition

This document provides a general view of the most relevant requirements to ensure safety, reliability, system automation, security, comfort, interoperability and operations of the hyperloop system used for the transport of passengers and goods. This document will be the basis to set the general common requirements for the hyperloop system as a whole.

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prEN IEC 61508-3:2025 Viešoji apklausa

Komentavimo iki data 2025-04-25

Elektrinių, elektroninių, programuojamų elektroninių su sauga siejamų sistemų funkcinė sauga. 3 dalis. Reikalavimai, keliami programinei įranga

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ISO/DIS 20525 Viešoji apklausa

Komentavimo iki data 2025-04-25

Turizmas ir susijusios paslaugos. Semantika, taikoma turizmo vietovėms

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prEN ISO 25178-606 Viešoji apklausa

Komentavimo iki data 2025-04-24

Geometrinės gaminio specifikacijos (GPS). Plotinė paviršiaus tekstūra. 606 dalis. Vardinės nesąlytinių (kintamojo židinio) matuoklių charakteristikos (ISO/DIS 25178-606:2025)

ISO 25178-606:2015 defines the metrological characteristics of a particular non-contact method measuring surface texture using a focus variation (FV) sensor.

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prEN ISO 1938-1 Viešoji apklausa

Komentavimo iki data 2025-04-24

Geometrinės gaminio specifikacijos (GPS). Matmenų matavimo įranga. 1 dalis. Ilginių matmenų paprastieji ribiniai kalibrai (ISO/DIS 1938-1:2025)

ISO 1938-1:2015 specifies the most important metrological and design characteristics of plain limit gauges of linear size. ISO 1938-1:2015 defines the different types of plain limit gauges used to verify linear dimensional specifications associated with linear size. ISO 1938-1:2015 also defines the design characteristics and the metrological characteristics for these limit gauges as well as the new or wear limits state Maximum Permissible Limits (MPLs) for the new state or wear limits state for these metrological characteristics. In addition, ISO 1938-1:2015 describes the use of limit gauges. It covers linear sizes up to 500 mm.

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prEN ISO 3994 Viešoji apklausa

Komentavimo iki data 2025-04-24

Plastikinės žarnos. Spiralinės armuotosios termoplastikinės žarnos vandeninėms medžiagoms įsiurbti ir išleisti. Specifikacija (ISO/DIS 3994:2025)

ISO 3994:2014 specifies the requirements for three types of helical-thermoplastic-reinforced thermoplastics hoses for suction and discharge of water, weak aqueous chemical solutions and abrasive solids and slurries, for use in the ambient temperature range from −10 °C to 55 °C. The three types of hose are for light-, medium- and heavy-duty applications.

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prEN 15056 Viešoji apklausa

Komentavimo iki data 2025-04-24

Kranai. Konteinerių kėlimo griebtuvų reikalavimai

This document specifies safety requirements for spreaders used with cranes designed for the purpose of handling freight containers, e.g. those based on ISO 668:2020+A1:2022. The connection between the spreader and the container is by the use of twistlocks that engage into the container’s upper corner castings. This document deals with all significant hazards, hazardous situations or hazardous events relevant to container handling spreaders, when it is used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer. The spreader is interfaced to the crane’s control and safety system. This document does not cover the following types of spreaders: - hand operated spreaders (without external power supply); - bottom lift grapple spreaders used for swap bodies and road trailers. This document does not deal with the lifting of persons. This document is not applicable to container handling spreaders manufactured before the date of its publication.

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prEN ISO 10280 Viešoji apklausa

Komentavimo iki data 2025-04-24

Plienas ir geležis. Titano kiekio nustatymas. Diantipirilmetano spektrofotometrinis metodas (ISO/DIS 10280:2025)

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prEN 15594 Viešoji apklausa

Komentavimo iki data 2025-04-24

Geležinkelio taikmenys. Infrastruktūra. Bėgių atnaujinimas, taikant elektrinį lankinį suvirinimą

This document specifies restoration by electric arc welding and is limited to the head of the rails only. This document describes the approval systems for consumables and procedures used in manual metal arc and flux cored metal deposit rail repair welding. This document includes the quality-related tasks and responsibilities of personnel involved in the electric arc repair welding of rails. This document applies to plain rail and switches and crossings manufactured from new Vignole railway rails R200, R220, R260, R260Mn, and R350HT grades rails of 27 kg/m and above as contained in EN 13674-1, EN 13674-2 and EN 13674-4. The permitted welding processes are limited to Electric Arc (EA) in accordance with EN ISO 4063 and are by description Process No 111: SMAW (Shielded Metal Arc Welding) and Process No 114: FCAW (Flux Cored Arc Welding). This document can be applied in situ, at line side or at out of track locations. The flash welded leg ends of austenitic manganese steel crossings are included in this document, except when located within 500 mm of manganese crossings. Where repairs are required within 500 mm, refer to EN 16725.

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prEN IEC 61058-1:2025 Viešoji apklausa

Komentavimo iki data 2025-04-23

Prietaisų jungikliai. 1 dalis. Bendrieji reikalavimai

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ISO/DIS 11452-8 Viešoji apklausa

Komentavimo iki data 2025-04-22

Kelių transporto priemonės. Komponentų bandymo metodai, skirti siauros dažnių juostos elektromagnetinės energijos spinduliuotės keliamiems elektriniams trikdžiams. 8 dalis. Atsparumas magnetiniams laukams

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prEN 301 575 V1.2.0 (2025-02) Viešoji apklausa

Komentavimo iki data 2025-04-27

Environmental Engineering (EE); Measurement method for energy consumption of Customer Premises Equipment (CPE)

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prEN ISO 10360-102 Viešoji apklausa

Komentavimo iki data 2025-04-22

Geometrinės gaminio specifikacijos (GPS). Priimamieji ir pakartotiniai koordinatinių matavimo sistemų (KMS) bandymai. 102 dalis. Metrologines charakteristikas žyminčių simbolių gramatika

This document defines the language of symbols used in the ISO 10360 series of documents to identify metrological characteristics of coordinate measuring systems (CMSs) and their maximum permissible errors (MPEs) or limits (MPLs).

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prEN 16282-1 Viešoji apklausa

Komentavimo iki data 2025-04-22

Komercinių virtuvių įranga. Komercinių virtuvių vėdinimo sistemų komponentai. 1 dalis. Bendrieji reikalavimai, įskaitant skaičiavimo metodą

This document specifies general requirements, such as ergonomic aspects in relation to ventilation of the kitchen (temperature, air aspects, moisture, noise, etc.), including a method for calculating the airflows. This document is applicable to ventilation systems in commercial kitchens, associated areas and other installations processing foodstuffs intended for commercial use. Kitchens and associated areas are special rooms in which meals are prepared, where tableware and equipment is washed, cleaned and food is stored. This document is applicable to kitchen ventilation systems excluding those in domestic kitchens. Unless otherwise specified, the requirements of this document should be checked by way of inspection and/or measurement. NOTE Please note the possible existence of additional or alternative national regulations on installation, appliance requirements and inspection, maintenance, operation.

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prEN 18159 Viešoji apklausa

Komentavimo iki data 2025-04-22

Iš abiejų pusių metalu aptaisytos sluoksninės izoliacinės plokštės stogams ir sienoms dengti. Aplinkosauginės produktų deklaracijos. EN 15804 papildančios produkto kategorijos taisyklės, taikomos iš abiejų pusių metalu aptaisytoms sluoksninėms izoliacinėms plokštėms stogams ir sienoms dengti

This document provides product category rules (c-PCR), that are complementary to EN 15804:2012+A2:2019, for Type III environmental declarations for sandwich panels within the scope of prEN 14509 1:2024 and prEN 14509 2:2024, which are used for non-structural and structural purposes in building envelopes and for sandwich panels with perforated faces and with core materials others than defined in prEN 14509 1:2024 and prEN 14509 2:2024. Manufactured on industrial plant, double skin metal faced insulating sandwich panels are designed to be laid with overlapping edges in the following applications: - roofs and discontinuous roofing, - outer walls and wall cladding, - walls (incl. partition walls) and (suspended) ceilings inside the building envelope This document is intended to be used for cradle-to-gate with options or cradle to grave assessment according EN 15804, 5.2. NOTE The assessment of social and economic performances at product level is not covered by this document.

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prEN 18158 Viešoji apklausa

Komentavimo iki data 2025-04-22

Atliekų tvarkymas. Mobiliosios IT sistemos. Reikalavimai, keliami biuro ir mobiliųjų įrenginių XML sąsajai

This document specifies the standard for the digital exchange of data between the disposition (i.e. registered Office) and the mobile waste and recycling collection units [revolving emptying system according to EN 840 (all parts) and EN 13071 (all parts) and refuse collection vehicles according to EN 1501 (all parts)]. The technique of data transmission is not part of this document.

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prEN 18164 Viešoji apklausa

Komentavimo iki data 2025-04-22

Viešosios sveikatingumo paslaugų patalpos. Garinės ir kaitrinės patalpos. Reikalavimai

This document specifies requirements for the design and construction of climated rooms and any associated equipment for public use. This document does not apply to electrotechnical aspects of climated rooms. NOTE A climated room is defined as an indoor air bath with heated air with a temperature of at least 30 °C, see 3.9.

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