GB 19215.3-2012Cable trunking and ducting systems for electrical installations -- Part 2: Particular requirements -- Section 2: Cable trunking systems and cable ducting systems intended for underfloor and flush floor installations (English PDF)

Foreword

Chapter 9 of this section, Chapter 10, Chapter 11, Chapter 12, Chapter 13 is mandatory, the rest are recommended.

GB 19215 "Electrical Installation Cable trunking and ducting systems" is divided into two parts.

--- Part 1. General requirements

--- Part 2. Particular requirements Cable trunking and ducting systems for mounting on a wall or ceiling. --- Section 1

--- Section 2. installed in the floor and flush with the floor cable trunking and ducting systems

--- The first three files for future .( blank)

--- Section 4. household electrical column this section is GB 19215 Part 2, Section 2.

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

This section uses the translation method identical with IEC 61084-2-2:2003 (first edition) Part 2-2 "Electrical installation Cable trunking and ducting systems Score. Particular requirements installed under the floor and flush with the floor cable trunking and ducting systems. " Consistency correspondence between this part of international documents and normative references of the following documents.

--- GB/T 19215.1 electrical installations cable trunking and ducting systems - Part 1. General requirements (GB/T 19215.1-2003, IEC 61084-1:1991 A1.1993, MOD) this part of IEC 61084-2-2:2003 made the following editorial changes.

--- According to GB/T 1.1 relevant provisions in Chapter 1, "scope" in the first line of supplements "This section provides installed in the floor and the ground Classification board flush cable trunking and ducting systems, and structural requirements, anti-flame spread, technical requirements for mechanical properties, external influences. "

--- According to GB/T 1.1 relevant provisions in Chapter 2, "Normative references" supplemented with IEC 61084-1 name.

--- Increase the national standard foreword;

--- "This standard" be replaced by "of this section." this part is proposed by the China Electrical Equipment Industrial Association.

This part of the National Electric annex Standardization Technical Committee (SAC/TC67) centralized.

This section drafted by. China Electric Apparatus Research Institute Co., Ltd., Hangzhou Hongyan Electric Co., Ltd., Foshan Gaoming Gu plastic limited the company, Liansu Technology Industrial Co. Ltd., the Bulls Group Co., Ltd. Zhejiang Yuehua Telecommunication Co., TCL- Legrand International Electrotechnical (Huizhou) Co., Ltd., Zhejiang Hengtai Electrical Co., Ltd.

1 Scope

Alternative.

This section provides installed in the floor and the floor is flush with the classification of cable trunking and ducting systems, and structural requirements, anti-flame spread, mechanical properties, External influences technical requirements.

This section applies to the installation under the floor and flush with the floor cable trunking and ducting systems. The fluted tube system is used and, if necessary, to accommodate for Separated conductors, cables or cords and/or other electrical equipment.

This section applies to the installation have been completed or under the floor and the floor has been completed, flush-mounted cable trunking and ducting systems and system components.

This section does not apply to conduit, cable tray or ladder (cable trays), as well as in the present system of current-carrying parts.

Note 1. Models and Usage Figure 101 and 102.

Note 2. Figure 101 shows the type and design of many systems, sub-standard being considered.

Note 3. Some or all of the system on the ground are not included in this part of the standard, but it may be included in the amended standard part or other part 2 standards.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

IEC 61084-1 for electrical installations cable trunking and ducting systems - Part 1. General requirements (Cabletrunkingandducting systemsforelectricalinstalations-Part 1. Generalrequirements) of this chapter apply to the following modifications.

increase.

GB/T 2423.51-2000 Environmental testing for electric and electronic products Part 2. Test methods - Test Ke. Flowing mixed gas corrosion Erosion Testing (idtIEC 60068-2-60.1995)

3 Terms and Definitions

IEC 61084-1 of this chapter apply to the following modifications.

Increase definition.

3.101

Cable trunking and ducting systems underfloorcabletrunkingsystemorcableductingsystem underfloor A method of installing a cable channel pipe system under the floor, in addition to its floor mount other components have been completed by an upper ground plate Protected material is subjected to external mechanical loads, flooring materials in normal use can reduce the load of the load (see Fig. 103) under the conditions of use of the groove pipe.

3.102

Floor flush cable trunking and ducting systems flushfloorcabletrunkingsystemorcableductingsystem Cable trunking and ducting system for flush-mounted and floor, which in addition to the floor mounting member other than through all elements except the upper part it has already been completed to protect flooring and subjected to an external mechanical load and flush-mounted in the inner surface of the floor has been completed. Unprotected surface is considered Bear truck load surface (see Fig. 104).

3.103

Completed floor finishedfloor it may be made of concrete, wood or similar material to withstand the load floor, and covered with carpet, tile, paint, parquet or similar supporting floor covering. Floor coverings may be fixed by a cement or asphalt on a composite floor.

3.104

Flush with the floor system components flushfloorsystemcomponent all except one kind through the upper part than has already been completed and to protect flooring from external mechanical loads on the system in normal use System components, and its nominal flush-mounted in the inner surface of the floor has been completed. No protection is considered to bear the load surface load surface.

3.105

Floor mount (when idle) floorserviceunit (whennotinuse) no cables and/or wires to the floor mount appliances on.

3.106

Floor mount (when used) floorserviceunit (wheninuse) There are cables and/or wires to the floor mount appliances on.

3.107

Cable anchorage Especially for reducing distortion conductor terminals or head end or prevent a device separate from the cable housing.

3.108

Floor dry process dry-treatmentoffloor not only a small amount of liquid to clean the liquid and/or process or care floors. Cleaners needed to be able to achieve such a quality.

It does not form puddles and wet floor covering.

Note. The dry process Example. sweep with a broom or a blanket for cleaning, vacuuming, brushing, cleaning powder dry, dry cleaners treatment, carpet cleaning agent and cleaning Waste disposal (solid material containing chemical cleaning agents, such as wet sawdust and wet laundry, etc.).

3.109

Floor wet process wet-treatmentoffloor Use liquid detergent to clean and/or processes of care floors. A period of time after such treatment inevitably forming puddles or it will wet floor covering.

NOTE. Wet Processing example. water, artificial or machine scrub.

4 General requirements

IEC 61084-1 of this chapter apply to the following modifications.

Increase in the third paragraph.

Constituting the system components necessary equipment should comply with the latest standards.

5 General requirements, tests

IEC 61084-1 of this chapter apply to the following modifications.

5.1 Alternative second paragraph as follows.

For the test, and system components comprising an insulating synthetic material, samples should be at a temperature of 60 °C ± 2 °C in a row after holding 240h operating.

Category 6

IEC 61084-1 of this chapter apply to the following modifications.

Addition of provisions.

Classification by floor approach 6.101 6.101.1 floor dry treatment of cable trunking and ducting systems.

When idle 6.101.2 floor mount, floor wet treatment of cable trunking and ducting systems.

When 6.101.3 floor mount use, floor wet treatment of cable trunking and ducting systems.

Protection features by 6.102 floor mount when used against impact classification 6.102.1 floor mount a protective cable trunking and ducting systems.

6.102.2 floor mount unprotected cable trunking and ducting systems.

7 Logo

IEC 61084-1 of this chapter apply to the following modifications.

7.1 Replace the first paragraph as follows.

Each cable tray/cable pipe and tank/pipe fittings shall be marked with the manufacturer or responsible vendor's name or trademark and product identification.

Addition of provisions.

7.101 manufacturers should provide all the necessary information about how to properly assemble and safely used in their profile. Information should this includes.

--- Various constituent elements of the system;

--- System components and assembly functions;

Available cross section --- pipe or tank section;

NOTE. Some of the accessories will be reduced to the internal space of cable placement.

--- Accessory to install and use on any limitations on available space;

--- Chapter 6, according to the classification system;

--- Reach the guidance announcement properties.

7.102 comply 6.101.1 classification system element floor dry treatment is flush with the floor should be clearly marked, indicating that they do not fit Mounted on the floor in a wet process. These marks after the end of the electrical installation should still clearly visible. Available as a graphic symbol or Shaped pattern as a logo.

7.103 floor mount should be clearly marked warning to avoid use of inappropriate plug, it may damage the equipment plug, cord or outlet.

This warning can be represented by a graphic symbol or pictogram.

7.104 Compliance is checked by observing the requirements of 7.1 and 7.101 ~ 7.103.

Size 8

IEC 61084-1 This clause does not apply.

9 Structure

IEC 61084-1 of this chapter apply to the following modifications.

9.4.1 In the second paragraph in the "installed" alternative "normal use." 9.6.2 in the first paragraph in the "40 °C" replaced by "60 °C".

Addition of provisions.

9.101 installed under the floor and flush with the floor cable channel cable channel cable systems and pipe systems covered in the normal course by Often by external mechanical load, avoid moving and accidental opening.

Compliance is checked by observation and tests to check the provisions of 10.5.

9.102 comply 6.102.1 types of flooring installation and electrical parts should be protected against direct outlet collision impact during use. This warranty Protection should be effective and will not cause damage to the electrical sockets and cables.

Compliance is checked by the test specified in 10.3 to check.

9.103 should be able to safely install the following.

--- The floor flush cable trunking and ducting systems installed in the floor;

--- The floor mounting member installed on the system and/or floor;

--- The electrical connections to the floor mount.

Compliance is checked by experiment and 10.5.103 10.5.102 provisions to check.

9.104 The manufacturer shall provide an effective way to cover exposed during installation of underfloor cable trunking and ducting systems to prevent damage.

Compliance is checked by the test specified in 10.5.101 checked.

9.105 under the floor and flush with the floor of the cable channel pipe systems for wire and cable through the opening opened should be protected effectively against Only damage. When not in use, it should be completely closed by covering the surface around.

Note. Examples of a surface is covered around the floor frame mounting member.

Underfloor and floor flush cable channel pipe systems for wire and cable through the opening opened, if it is in one direction the size of not more than 20mm, then, during use should not be closed.

Compliance is checked by inspection and measurement checks.

Cable trunking and ducting systems mounted flush with the floor of 9.106, floor mounting parts and accessories shall comply with the provisions of 6.101 and classification 6.6.1,6.6.2 standard.

Compliance is checked by GB 4208 and 13.101 predetermined test to check.

9.107 pieces of equipment for installation of floor space should be at least degree of protection IP20.

Compliance is checked by tests to check the GB 4208 regulations.

9.108 pairs of those particular devices during normal use often move should take protective measures to ensure that its components will not make long-term the damaged with.

Compliance is checked by observation to check.

9.109 If the cable anchorage, shall apply in accordance with the manufacturer's instructions may be connected to various types of cable. 1)

1) where the original language. "Note. In the UK, the accessory cable anchorages comply with their own standards without the necessity to comply with the requirements of this provision of the proposed" Compliance is checked by observing and following test to check.

In line with a designed maximum outer diameter of the cable anchorage cables or wires fitted on the cable anchor. When the clamping screw is applied IEC 61084-1 Table 2 lists the value of two-thirds of the torque to tighten the screws.

To keep the sample 30min ~ 31min at 60 °C ± 2 °C temperature. Similarly the sample at this temperature, with 20 1 0N tension 60s ~ 65s to maintain the role of cable or wire.

In line with a cable or wire assembly cable anchorage minimum design diameter on the cable anchorage, the test is repeated once.

After each test, the cable or wire in the cable anchor should not move more than 3mm and the cable or wire insulation should not wear.

Under 9.110 during normal use is often embedded in mortar debris material flooring and floor flush cable trunking and ducting systems, should be given protection to prevent debris from entering the mortar material.

In normal use, leading to the installation in cable ducts and underfloor pipe system inside the opening flush with the floor, it should be set lower than the Completion of the highest edge of the floor, and in a direction should not be wider than 7mm.

Compliance is checked by inspection and measurement checks.

Note 1. The maximum cross-sectional width dimension of the opening in the mixing ratio of cement-based mortar as follows. 1 part cement, sand (particle size reaches 7mm) and two fitness Amount of water (water - cement ratio. 0.4L/kg ~ 0.5L/kg).

Note 2. The proportions of water and cement (L/kg) showed that the volume and quality of cement than water.

150L water/300kg cement = 0.5L/kg

Note 3. When the mortar is not used when the ratio according to Notes 1 and 2, the reference to the manufacturer's instructions to determine the width of the opening value.

10 Mechanical properties

IEC 61084-1 of this chapter apply to the following modifications.

10.1 Replacement.

Installed under the floor and flush with the floor cable trunking and ducting systems shall have adequate mechanical strength.

Compliance is checked by the test specified in 10.2 to 10.5 to check.