GB 4706.104-2010Household and similar electrical appliances -- Safety -- Particular requirements for heated gullies for roof drainage (English PDF)

Foreword

All technical contents of this section is mandatory.

GB 4706 "and similar household electrical appliances," it consists of several components, Part 1 General Requirements for the other parts of special

Claim.

This part is a first portion 104 of the GB 4706.

This section should GB 4706.1-2005. with "safe 1 Household and similar electrical appliances General requirements."

This section drafted in accordance with the rules GB/T 1.1-2009 given.

This section uses the translation method is equivalent to using IEC 60335-2-83.2001 "Safety Section 2-83 and similar household electrical appliances. House

Heating the top drainage groove drain special requirements ", including its Addendum 1 (2008), concerning the terms of addendum has on its outside by page

Margin position vertical wire (|) were marked.

This section made the following editorial changes.

--- consistent with the existing standard series, the standard name will be changed to "roof drainage safety of household and similar electrical appliances with heating and drainage

Tank special requirements. "

Please note that some of the content of this document may involve patents. The issuing authority of this document does not assume responsibility to identify these patents.

This section was proposed by China Light Industry Federation.

This part of the jurisdiction of the National Standardization Technical Committee appliances (SAC/TC46).

This part of the drafting units. China Household Electrical Appliances Research Institute, Shanghai Entry-Exit Inspection and Quarantine Bureau Electrical Products Testing Center, Shenzhen inspection

Inspection and quarantine Academy of Science.

1 Scope

GB 4706.1-2005 in this chapter replaced by the following.

This section provides security Household and similar roof drainage heated drain grooves.

This section applies to the appliance does not exceed the rated voltage of 250V, it is used for the drainage trenches roof, terrace or the like of the deicing

Electrically heated drain groove.

Common hazards presented by the appliances covered in this section, is in and around the home environments of all people may experience. however,

Generally this section does not cover.

--- people (including children) attributable to.

-, perception or mental capacity of the body; or

- lack of experience and knowledge.

It can not be used safely in danger when the appliance without supervision or instruction;

--- children playing instruments situation.

Note 1. It should be noted, additional requirements by the state health department, responsible for the protection of labor, the national water sector and similar sectors provisions.

Note 2. This part is not intended to be used to implement the special environment, such as a corrosive or explosive atmosphere (dust, vapor or gas).

2 Normative references

The following documents for the application of this document is essential. For dated references, only applies to the version dated paper

Pieces. For undated references, the latest edition (including any amendments) applies to this document.

GB 4706.1-2005 in this chapter except as follows, are applicable.

increase.

GB/T 2423.18-2000 Environmental testing for electric and electronic products - Part 2. Test Test Kb. Salt mist, cyclic (sodium chloride

Solution) (idtIEC 60068-2-52.1996)

3 Terms and Definitions

The following terms and definitions apply to this document.

GB 4706.1-2005 in this chapter except as follows, are applicable.

4 General requirements

This chapter in GB 4706.1-2005 is applicable.

General conditions for 5 tests

GB 4706.1-2005 in this chapter except as follows, are applicable.

7 Marking and instructions

This chapter in GB 4706.1-2005 is applicable.

8 Protection against access to live parts

This chapter in GB 4706.1-2005 is applicable.

9 start electric appliances

This chapter in GB 4706.1-2005 is applicable.

Power input and current 10

This chapter in GB 4706.1-2005 is applicable.

11 fever

GB 4706.1-2005 in this chapter except as follows, are applicable.

12 Void

Leakage current and electric strength at the operating temperature of 13

This chapter in GB 4706.1-2005 is applicable.

14 transient overvoltage

This chapter in GB 4706.1-2005 is applicable.

15 Moisture resistance

GB 4706.1-2005 in this chapter except as follows, are applicable.

16 Leakage current and electric strength

This chapter in GB 4706.1-2005 is applicable.

Overload protection of transformers and associated circuitry 17

This chapter in GB 4706.1-2005 is applicable.

18 Endurance

This chapter in GB 4706.1-2005 is applicable.

19 Abnormal operation

This chapter in GB 4706.1-2005 is applicable.

20 Stability and mechanical hazards

This chapter in GB 4706.1-2005 is applicable.

21 Mechanical strength

GB 4706.1-2005 in this chapter except as follows, are applicable.

22 Construction

GB 4706.1-2005 in this chapter except as follows, are applicable.

25 and the external power connection cord

GB 4706.1-2005 in this chapter except as follows, are applicable.

27 earthing

GB 4706.1-2005 in this chapter except as follows, are applicable.

28 and screw connection

This chapter in GB 4706.1-2005 is applicable.

Clearances 29, creepage distances and solid insulation

This chapter in GB 4706.1-2005 is applicable.

30 Resistance to heat and fire

GB 4706.1-2005 in this chapter except as follows, are applicable.

31 rust

GB 4706.1-2005 in this chapter except as follows, are applicable.

increase.

2 is a salt spray test to determine whether it is qualified by GB/T 2423.18-2000 in severity.

Before the test, characterize the coating with hardened needle. Needle end portion has a conical apex angle of 40 °, a radius of a rounded tip

0.25mm ± 0.02mm. Applying an appropriate load to the needle, so the force applied axially to 10N ± 0.5N. Along coating table

Plane at a rate of about 20mm/s drag needle, scoring five scratches, scratches distance of at least 5mm, and at least 5mm from the edge.

After the test, the appliance should not affect the degree of damage to this part of the accord, especially Chapters 8 and 27. Coating should not rupture or from

Loose metal surface.

32 radiation, toxicity and similar hazards

This chapter in GB 4706.1-2005 is applicable.

appendix

Appendix GB 4706.1-2005 is applicable.

references

Reference in GB 4706.1-2005 except as follows, are applicable.

Evaluation Method The reaction of human contact with the surface Ergonomics ISO 13732-1 Part 1 thermal environment. the hot surface

END: Draft Version (GB 4706.104-2010)