Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)
road traffic communication counting down display unit display unit scopethis standard road traffic cjk unified ideographs direct two-phase titration method hot air drying
GA/T 508-2004 in English

GA/T 508-2004 in English

ABOLISHED

Road traffic counting down display unit

  • Issued on:2004-08-09
  • Implemented on:2004-10-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $240.00
$233.00
Standard No: GA/T 508-2004
Document status: ABOLISHED
Superseded by: GA/T 508-2014 Countdown display unit for traffic lights
Superseded on: 2015-01-01
Title in English: Road traffic counting down display unit
Title in Chinese: 道路交通信号倒计时显示器
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2004-08-09
Implemented on: 2004-10-01
Chinese Classification: R87-Traffic control system
Professional Classification: GA-Security
Related Keywords: road traffic
communication counting down display unit
display unit scopethis standard
road
traffic
Related Topics: timing
monitor
countdown
digital timer
signaling pathway 17
aoc does not display from time to time
color developer
time spectrum signal
monitor standard
road traffic standards
Fu timer
multi-channel counter
show
countdown 3
peak inversion
three countdown
the traffic
GA/T 508
Angiogenesis signaling pathway
rac1 signaling pathway
nfkb signaling pathwayrankl
Genes and signaling pathways
ERK/mapk signaling pathway
PKC signaling pathway
Road red line chamfering

本标准规定了道路交通信号倒计时显示器的分类与命名、要求、试验方法、检验规则、安装、标志、包装、运输和贮存。本标准适用于道路上使用的交通信号倒计时显示器。


Scope

This standard specifies the classification and naming, requirements, test methods, inspection rules, installation, marking, packaging, transportation and storage of road traffic signal countdown displays. This standard applies to traffic signal countdown displays used on roads.

Contents
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Classifications and Designations
5 Requirements
6 Inspection Method
7 Inspection Rules
8 Basic Installation Requirements
9 Marks
10 Package, Transport and Storage
Appendix A (Normative) Communication Protocol of Communication Counting Down Display Unit

Sample only — not a preview of GA/T 508-2004
Page: 1 / 0
100%

Loading PDF document...

Error loading PDF. Please make sure the file is valid and try again.