GB 4706.48-2009: Household and similar electrical appliances -- Safety -- Particular requirements for humidifiers

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Scope

This clause of GB 4706.1-2005 is replaced by the following:
This Part deals with the safety of electric humidifiers for household and similar
use, their rated voltage being not more than 250 V for single-phase
appliances and 480 V for other appliances.
NOTE 1: Examples of appliances that are within the scope are:
- appliances that atomize water;
- appliances that evaporate water by heating;
- appliances that blow air through a moist element.
Appliances that are not intended for normal household use, but that
nevertheless may be a source of danger to the public, such as appliances
intended to be used by laymen in shops, in light industry and on farms, are
within the scope of this standard.
As far as is practicable, this Part 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.
NOTE 2: Attention is drawn to the fact that:
- for appliances intended to be used in vehicles or on the board ships or aircraft,
additional requirements may be necessary;
- in many countries, additional requirements are specified by the national health
authorities, the national authorities responsible for the protection of labor and
similar authorities.
NOTE 3: This Part does not apply to:
- appliances for heating liquids (GB 4706.19);
- humidifiers intended for use with heating, ventilation or air-conditioning
systems (IEC 60335-2-88);
- appliances for medical purposes (GB 9706.1);
- appliances intended exclusively for industrial purposes;
- appliances intended to be used in locations where special conditions prevail,
such as the presence of a corrosive or explosive atmosphere (dust, vapor or
gas).

Basic Data

Standard ID	GB 4706.48-2009 (GB4706.48-2009)
Description (Translated English)	Household and similar electrical appliances -- Safety -- Particular requirements for humidifiers
Sector / Industry	National Standard
Classification of Chinese Standard	K09
Classification of International Standard	13.260
Word Count Estimation	16,116
Date of Issue	2009-03-19
Date of Implementation	2010-05-01
Older Standard (superseded by this standard)	GB 4706.48-2000
Quoted Standard	GB 4706.1-2005
Adopted Standard	IEC 60335-2-98-2005 (Ed 2.1), IDT
Regulation (derived from)	Announcement of Newly Approved National Standards No. 3, 2009 (No. 143 overall)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This Chinese standard relates to single-phase appliances rated voltage not exceeding 250V, other appliances rated voltage not exceeding 480V household and similar use a humidifier safely. Not intended for normal household, but may still be dangerous to the public humidifier, such intention in shops, in light industry and farm use by a non- professional staff humidifier also belong to the scope of this standard.