39.040.20 - Clocks
ICS 39.040.20 Details
Clocks
Gro?uhren
Horloges
Stenske ure
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This document specifies the terms and definitions, and the signal receiving general measurement method for radio-controlled clocks. It is applicable to the analogical or/and liquid crystal display or/and LED display radio-controlled clocks, and the radio-controlled clock movements can also refer to it.
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D135/043: Amendment prepared by CLC/TC 61/WG 4 to answer M/392 (LVD - limitation clause)
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ISO 19235:2015 specifies the basic parameters, requirements, and testing methods of timing accuracy for analogue quartz clocks, hereinafter referred to as "the quartz clock". This International Standard applies to analogue quartz table and wall clocks which the oscillator frequency is 32 768 Hz and the nominal voltage is DC 1,5 V. Analogue quartz clock movements can refer to it. This International Standard does not apply to the following quartz clocks: - clocks for particular applications such as clocks used in aircraft, ship, vehicle, and facilities; - clocks incorporated into other products; - clocks in which time is radio-synchronized.
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ISO 13074:2012 specifies the fitting dimensions of movements to hands. It is applicable to analogue quartz table and wall clock movements, with and without alarm, that have the following properties: minute wheel shafts with an outer diameter of between 1,3 mm and 3,6 mm; hour wheel, minute wheel, second wheel and alarm wheel shafts made of metal and plastic material. ISO 13074:2012 can be referenced for other types of analogue quartz clock movements.
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Outcome of TC 61 meeting in November 2007: dow of 60 months for those amendments which bring a change in the scope concerning the limitation clause (see also BT132/DG7310/INF)
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Deals with the safety of electric clocks having a rated voltage not more than 250 V. As far as practicle, this standard deals with the common hazards presented by appliances that are encountered by all persons in and around the home. However, in general, it does not take into account - the use of appliances by young children or infirm persons without supervision; - playing with the appliance by young children.
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This Standard applies to electronic taximeters, hereinafter referred to by the general term taximeters, to be installed on public hire vehicles (taxis or cabs) which, with the aid of electronic devices, calculate and indicate the amount to be paid by the passenger of the taxi. This standard does not apply to taximeters being remotely controlled by external intelligence as far as it concerns the functions described in this standard. This standard does not deal with performance requirements of the taximeter after installation or with the installation itself.
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Deals with the safety of electric clocks having a rated voltage not more than 250 V. Examples of appliances which are within the scope; -alarm clocks; -spring-driven clocks with an electrically operated winding mechanism. -clocks incorporating driving means other than motors.
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Deals with the safety of electric clocks having a rated voltage not more than 250 V. Examples of appliances which are within the scope; -alarm clocks; -spring-driven clocks with an electrically operated winding mechanism. -clocks incorporating driving means other than motors.
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Supersedes HD 255 S2 * To be used with EN 60335-1:1988 and its amendments * Superseded by EN 60335-2-26:1996
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Specifies requirements for the type test of indoor self-contained time switches, which are used to control electrical loads, multi-tariff registers and maximum demand devices. Does not apply to time switches operated by remote control or by radio-frequency.
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