EN 50194:2000
(Main)Electrical apparatus for the detection of combustible gases in domestic premises - Part 1: Test methods and performance requirements
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- 30-Mar-2000
- 31-Jul-2002
- 13.320
- 2006/95/EC
- 73/23/EEC
- CLC/TC 216
Electrical apparatus for the detection of combustible gases in domestic premises - Part 1: Test methods and performance requirements
Superseded by EN 50194-1:2009
Elektrische Geräte für die Detektion von brennbaren Gasen in Wohnhäusern - Teil 1: Prüfverfahren und Anforderungen an das Betriebsverhalten
Appareils électriques pour la détection des gaz combustibles dans les locaux à usage domestique - Partie 1: Méthodes d'essais et prescriptions de performances
Električni aparati za odkrivanje vnetljivih plinov v domačih prostorih - Preskusne metode in zmogljivostne zahteve
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Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2000
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PHWRGHLQ]PRJOMLYRVWQH]DKWHYH
Electrical apparatus for the detection of combustible gases in domestic premises - Test
methods and performance requirements
Elektrische Geräte für die Detektion von brennbaren Gasen in Wohnhäusern -
Prüfverfahren und Anforderungen an das Betriebsverhalten
Appareils éle
...
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This document specifies general requirements for the construction, testing and performance of electrically operated apparatus for the detection of flammable gases, designed for continuous operation in a fixed installation in household premises. The apparatus can be mains or battery powered. Additional requirements for apparatus to be used in recreational vehicles and similar premises are specified in EN 50194-2. NOTE For caravan holiday homes EN 50194-1 applies. This document specifies four types of apparatus to warn and/or alarm in the event of an escape of town gas, natural gas or liquefied petroleum gas (LPG), Hydrogen and flammable refrigerant gases: — Type A apparatus – provides a visual and audible alarm and an executive action in the form of an output signal that can actuate directly or indirectly a shut-off device and/or other ancillary device in the event of an escape of town gas, natural gas (LNG) liquefied petroleum gas (LPG) and Hydrogen gases; — Type B apparatus – same as Type A but provides a visual and audible alarm only; — Type C apparatus – provides a visual and audible alarm and an executive action in the form of an output signal that can actuate directly or indirectly a shut-off device and/or other ancillary device in the event of an escape of flammable refrigerant gas A2L, A2 or A3 as classified in other International Standards, e.g. ISO 817; — Type D apparatus – intended to be installed where there can be a source of danger to the public, designed for continuous operation in fixed installations in non-classified explosive atmosphere premises (where the requirements for electrical Ex-safety are not requested). Intended for any flammable gases. Typically Type D apparatus are available with analogue or digital output, designed as detection system. These systems are regularly maintained by competent persons and/or have a protection of IP44 or higher. For type D apparatus, EN 60079-29-1 is applied. See Annex C for further clarification on the apparatus types and their application. NOTE Apparatus complying with this document is not considered suitable for installation in potentially explosive atmospheres, in which case the EN 60079 series applies. NOTE Apparatus complying with EN 60079-29-1 will not necessarily comply with this document. This document does not apply to any of the following: — apparatus intended for the detection of dusts or mists in air; — scientific or laboratory-based apparatus used only for analysis or measurement; — apparatus used exclusively for process measurement purposes; — apparatus for medical purposes; — apparatus used for breath alcohol measurement; — apparatus intended for the direct measurement of automotive exhaust gases; — apparatus intended for use in industrial environments.
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This document serves as a guide on the selection, installation, use and maintenance of apparatus for the detection of carbon monoxide, intended for continuous operation in a fixed installation in domestic premises, caravans and boats. This guide is intended to cover any type of domestic or residential accommodation, including leisure accommodation vehicles such as touring and static caravans, and motor homes; and recreational craft such as canal barges. Some static caravans are used as permanent dwellings; in such cases EN 50291 1 is appropriate. For all other types of caravan, EN 50291 2 is appropriate. This guide is read in conjunction with EN 50291 1 and EN 50291 2 together with any additional relevant national or local regulations. This document refers to the installation of two types of apparatus: a) Type A apparatus, to provide a visual and audible alarm and an executive action in the form of an output signal that can be used to actuate directly or indirectly a ventilation or other ancillary device; b) Type B apparatus, to provide a visual and audible alarm only. This document excludes apparatus for the detection of combustible gases (see EN 50244) and for industrial installations or commercial premises.
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This document specifies general requirements for the construction, testing and performance of electrically operated refrigerant fixed gas detection equipment in safety applications. This document will not specify requirements for portable locating leak detectors for refrigerant application as already covered by EN 14624:2012. This document is applicable to equipment whose primary purpose is to provide an indication, alarm and/or other output function to warn of the presence of refrigerant gases in an industrial or commercial environment and, in some cases, to initiate automatic or manual protective actions. It is applicable to equipment in which the sensor automatically generates an electrical signal when gas is present. This standard does not apply to gas detection equipment: — for non-refrigerant application; — used for air pollution monitoring; — sampling systems, which are not integral part of the gas detection equipment; — open path gas detection; — residential applications; — process control; — for applications in mines; — portable locating leak detectors for refrigerant application.
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This document specifies test methods and performance requirements for electrical apparatus for the detection of
combustible gases designed for continuous operation in a fixed installation in recreational vehicles and similar
premises.
NOTE 1 For caravan holiday homes EN 50194-1 applies.
This document specifies apparatus designed to operate in the event of an escape of liquefied petroleum gas (LPG)
and/or petrol (gasoline) vapour and to provide a visual and audible alarm and an executive action in the form of an
output signal that can actuate directly or indirectly a shut-off device and/or other ancillary device (Type A of
EN 50194-1).
The document excludes apparatus for the detection of toxic gases such as carbon monoxide (see EN 50291).
Apparatus complying with this document is not considered suitable for industrial or commercial installations for
which EN 60079-29-1 apply.
NOTE 2 Apparatus tested in accordance with EN 60079-29-1 will not necessarily comply with this standard.
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This European Standard specifies general requirements for the construction, testing and performance of electrically operated carbon monoxide gas detection apparatus, designed for continuous operation in domestic premises. The objective is to detect defective fossil fuel or solid fuel appliances so that they can be repaired or replaced. The function of the standard is not to monitor low levels of CO for health purposes. (Annex F gives recommendations for units displaying low (warning) CO concentrations). The apparatus may be mains-powered or battery-powered. Such apparatus is intended to warn of an acute level of CO, enabling the occupant to react before being exposed to significant risk. Additional requirements for apparatus to be used in recreational vehicles and similar premises are specified in EN 50291-2. NOTE 1 For caravan holiday homes EN 50291-1 applies. This European Standard specifies two types of apparatus, these are: - type A - to provide a visual and audible alarm and an executive action in the form of a transmittable output signal that can be used to actuate directly or indirectly a ventilation or other ancillary device; - type B - to provide a visual and audible alarm only. NOTE 2 Both type A and type B apparatus can be interconnected. This European Standard excludes apparatus for: - the detection of combustible gases, other than carbon monoxide itself (see EN 50194-1); - the detection of CO in industrial installations (see EN 45544-1, EN 45544-2 and EN 45544-3) or commercial premises; - CO measurement for smoke and fire detection; - CO measurement in carparks and tunnels. NOTE 3 See EN 50545-1.
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This draft European Standard provides information on the selection, installation, use and maintenance of apparatus for the detection of combustible gas designed for continuous operation in a fixed installation in domestic premises as described in the EN 50194 series. This guide should be read in conjunction with any additional relevant national or local regulations. The draft European Standard refers to the installation of two types of apparatus designed to operate in the event of an escape of town gas, natural gas or liquefied petroleum gas: - Type A apparatus - to provide a visual and audible alarm and an executive action in the form of an output signal that may actuate directly or indirectly a shut-off device and/or other ancillary device; - Type B apparatus - to provide visual and audible alarms only. This guide is not applicable to the use of apparatus: - for the detection of toxic gases such as carbon monoxide, see EN 50292; - for industrial or commercial premises, see EN 60079-29-2.
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