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GB 4706.100-2009 English PDF (GB4706.100-2009)

GB 4706.100-2009 English PDF (GB4706.100-2009)

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GB 4706.100-2009: Household and similar electrical appliances -- Safety -- Particular requirements for multifunctional shower room
GB 4706.100-2009
GB
NATIONAL STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 13.120
Y 69
Household and similar electrical appliances – Safety –
Particular requirements for multifunctional shower room
ISSUED ON. DECEMBER 15, 2009
IMPLEMENTED ON. NOVEMBER 01, 2010
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
3. No action is required - Full-copy of this standard will be automatically and
immediately delivered to your EMAIL address in 0~60 minutes.
Table of Contents
Foreword ... 4 
1 Scope ... 5 
2 Normative references ... 5 
3 Terms and definitions ... 6 
4 General requirements ... 6 
5 General conditions of test ... 6 
6 Classification ... 6 
7 Marking and description ... 7 
8 Protection against live parts ... 8 
9 Startup of electric appliance ... 8 
10 Input power and current ... 8 
11 Heating ... 8 
12 None ... 8 
13 Leakage current and electrical strength at working temperature ... 8 
14 Transient overvoltage ... 8 
15 Moisture resistance ... 9 
16 Leakage current and electrical strength ... 9 
17 Overload protection of transformer and related circuit ... 9 
18 Durability ... 9 
19 Abnormal operation ... 9 
20 Stability and mechanical hazards ... 10 
21 Mechanical strength ... 10 
22 Structure ... 10 
23 Internal wiring ... 12 
24 Components ... 12 
25 Power connection and external cord ... 12 
26 Terminals for external conductors ... 12 
27 Grounding measures ... 12 
28 Screws and connections... 12 
29 Electrical clearance, creepage distance and solid insulation ... 13 
30 Heat and flame resistance ... 13 
31 Rustproof ... 13 
32 Radiation, toxicity and similar hazards ... 13 
Appendix ... 14 
References ... 15 
Foreword
All technical contents of this part are mandatory.
GB 4706 “Household and similar electrical appliances – Safety” is composed
of several parts, the part 1 is general requirement AND the rest parts are
special requirements.
This part is part 100 of GB 4706.
This part shall be used in conjunction with GB 4706.1-2005 “Household and
similar electrical appliances – Safety – Part 1. General requirements”.
The contents in this part which are indicated of “applicable” means that the
corresponding clauses in GB 4706.1-2005 apply to this part; the contents in
this part which are indicated of “replacement” or “modification” shall prevail;
AND the contents in this part which are indicated of “addition” means that in
addition to comply with the corresponding clauses of GB 4706.1-2005, it shall
also comply with the clauses added in this part.
This part was proposed by the China Light Industry Federation.
This part shall be under the jurisdiction of the National Household Electrical
Appliances Standardization Technical Committee.
The main drafting organizations of this part. China Household Electrical
Appliances Research Institute, National Household Electrical Appliances
Quality Supervision and Inspection Center.
The main drafters of this part. Ma Dejun, Lu Jianguo, Zhu Yan, Xu Zhengang,
Sun Peng.
Household and similar electrical appliances – Safety –
Particular requirements for multifunctional shower room
1 Scope
This clause in GB 4706.1-2005 is replaced by the following.
This part specifies the safety of the household and similar purposes
multifunctional shower room for which the single-phase appliance has a rated
voltage of not exceeding 250 V AND the other appliances have a rated voltage
of not exceeding 480 V.
Items that are not intended to be used as general household BUT which can
still be dangerous to the public, such as appliances used by non-professionals
in hotels, fitness centers and similar places, are within the scope of this part.
This part deals with the general danger of the presence of appliances that are
likely to be encountered in all residential and residential surroundings.
This part does not cover.
- The risk of using the appliances by unattended child and the disabled;
- The risk of child playing appliances.
Note 1. Note the following.
- As for the shower room equipped on the vehicle, ship or aircraft, it may
require additional requirements;
- National health care departments, national labor protection departments,
national water supply management departments and similar departments
have provided additional requirements for appliances.
Note 2. This section does not apply to.
- The appliance designed for medical purposes;
- The appliance intended to be used in special environmental conditions
wherein corrosive or explosive gases (such as dust, steam, or gas) are
frequently produced.
2 Normative references
The provisions in following documents become the provisions of this Standard
through reference in this part of GB 4706. For the dated references, the
subsequent amendments (excluding corrections) or revisions do not apply to
this Standard; however, parties who reach an agreement based on this
Standard are encouraged to study if the latest versions of these documents are
applicable. For undated references, the latest edition of the referenced
document applies.
This clause in GB 4706.1-2005 is applicable.
3 Terms and definitions
The following terms and definitions as established in GB 4706.1-2005 AND the
following terms and definitions apply to this part of GB 4706.
3.1.9 Replacement.
Normal operation
The appliance shall work under the following conditions.
All the sprinklers in the shower room reach the maximum flow rate, AND the
heating device with heating function is opened to the maximum gear.
3.101
Multifunctional shower room
It refers to the enclosed room which can provide jetting water current or
electromagnetic field from the top, side and other parts, AND has the water
heating function.
4 General requirements
This clause in GB 4706.1-2005 is applicable.
5 General conditions of test
This clause in GB 4706.1-2005 is applicable, except as follows.
5.7 Addition.
If the test is affected by the water temperature, the water temperature shall be
maintained at 40 °C OR the maximum temperature allowed by the controller,
whichever is greater.
6 Classification
This clause in GB 4706.1-2005 is applicable, except as follows.
6.1 Modification.
Multifunction shower room shall be category I, II, or III.
15 Moisture resistance
This clause in GB 4706.1-2005 is applicable, except as follows.
15.1 Addition.
The presence of water trace at the insulation surfaces of components that are
powered by not more than 12 V of safety extra-low voltage is negligible.
15.1.2 Addition.
All the sprinklers of the multifunctional shower room shall spray water at the
maximum flow rate for 10 min.
16 Leakage current and electrical strength
This clause in GB4706.1-2005 is applicable.
17 Overload protection of transformer and related
circuit
This clause in GB 4706.1-2005 is applicable, except as follows.
Addition.
The appliances equipped with chlorinated units shall be repeated of this test,
the test current is 95% of the minimum current which can trigger the prot...

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