GB/T 3047.5-2003 Basic dimensions of desktop computer cases with a height of 20 mm

This part specifies the basic dimension series of desktop computer cases with a height system of 20 mm. This part is applicable to desktop computer cases with a height system of 20 mm for professional use in electrical transmission, power, communication and instrumentation. GB/T 3047.5-2003 Basic dimension series of desktop computer cases with a height system of 20 mm GB/T3047.5-2003 Standard download decompression password: www.bzxz.net

? Included in the following points:
(/[ 3C17. The blood source of the production over-judgment is 20 a, the basic size of the cabinet is the G42 series of the dynamic value of 1m, the point size of the machine case is the 73 series of the waste system, according to the different parts of the series tl117.1 high anti-selected as 11.1mm push box drag parts within the basic size series [: T 3247. 5 high pressure should be 20 t type pick-up box basic city series H/13647.5 electronic equipment desktop chaos the first size series CE/T347.8 high Pang anti-system 44.4mm production cabinet basic series is G multiplied by 5.
GB/T 3047.5—2003
replaces 307.518 height system chassis size selection part and 31! 8 beats comparison as follows
increase such as general normative application document a case:
increase the size tolerance of the machine pin,)
increase the shape tolerance of the general box (3.6.2). This part is proposed by the China Machinery Industry Association, this part is the National Electric Equipment Structure Comprehensive Standardization Technical Committee, and the starting unit is: Jicheng Relay Co., Ltd., Machinery Collection Microelectronics Research Institute, Sanhai Industry Automation Epidemic Research Institute
center of the car people's Shenzhen side, Zhang Shi, Shi Gange, Xu Dingzhen 1 standard
height system of 20 mm desktop computer
basic size series
this part specifies the desktop computer size series with good m height system. R/T 3047.5—2093
This part is applicable to the 2m high-level system for transmission, power, communication, instrumentation and other professional applications. 2 Normative references
, the clauses in the document are revised from the date of this part, and the contents of the document are not included in the revised version. However, the revised version of this part is still applicable to the previous part. However, all parties involved in this part are encouraged to use the latest versions of these documents. Any quotations without a valid date shall be used in lieu of the latest version of this part. /118 Shape and position tolerances Unknown tolerances/31026X)GH/11%0H1,3 Reporting limit and matching Part 3, standard public tea and station wood accuracy number support: HT1821.: u98cS2861.1988
(H/347.1 commercial system is 2)4m surface I, want and cabinet basic size series (B/T17.3 height system is 2) folding gradual, drawing parts book size series 3 desktop computer plug basic size tolerance
desktop computer case structure type
price expansion box structure type Figure 1--3.
Figure 1 desktop case type (—)
B/T3947,5—2003Www.bzxZ.net
Figure 2 desktop case type (II)
Figure 3 Tabletop dual-purpose machine
Desktop machine
Figure 1: In the figure, W refers to the main size of the desktop machine, not including the handle, frame, cover and other components of the cabinet
3.2 The height H of the desktop cabinet is [email protected]), 440.4,52.1mm.3.3 The size of the cabinet body W is 20.160.200.24c.2x9.520.xko.4cu.119.480,520mm.3. 4 Desktop case body 1, size series 163.200.240.asc.323.30.100.41c.13.s2u.50mmt.3.5 Desktop case frame size
The upper and lower parts of the desktop case are shown in Figure 2), and the standard is in accordance with the relevant provisions of T7.3. 3.6 Desktop case cover
3.6.1 The size of the desktop case is specified in the standard (3 19-1113.6 in 1835.3). .? The image of the platform is prohibited (the cost refers to the parallelism of the main) according to (13/1181 in the public level 8--3. 2
4 Desktop chassis and rack matching size
4.1 When the desktop chassis is put on the shelf, it should be installed with white corners, see Figure% 4.2 The installation dimensions in the width direction and height direction should be in accordance with the relevant provisions of G1/3147.3. 4.3 The dimensions of the installation guide should be in accordance with the relevant provisions of GB/T1C47.1. 4.4 The width W of the chassis body and the size relationship between the outer width HW are shown in Figure 3 and Table 1. The size relationship between the size of the chassis body and the outer width
iB/T3047.5-2303
Single you special meter
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