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Subclauses 5.3.4, 5.3.10, 5.4.2, 5.4.3.1, 5.4.4, 5.4.5, 5.5.2, 5.5.3 and 5.8 of this standard are compulsory while the rest are recommendatory.
This standard is developed in accordance with the rules given in GB/T 1.1-2009.
This standard replaces GB 25280-2010 Road traffic signal controller and GB/T 30502-2014 Traffic signal controller for lanes on urban road. In addition to editorial changes, the following main technical changes have been made with respect to GB 25280-2010:
——The normative references are modified (see Clause 2 hereof; Clause 2 of Edition 2010);
——The terms and definitions are modified (see Clause 3 hereof; Clause 3 of Edition 2010);
——The classification is modified (see 4.1 hereof; 4.1 and 4.2 of Edition 2010);
——The model designation rule (see 4.2 hereof) and designation rule of identification code (see 4.3 hereof) are added;
——The structure design of cabinet is modified and the main structure of the cabinet are modified (see 5.1.2 hereof; 5.1.2 of Edition 2010), and the requirements of size of mounting hole at the bottom are added [see 5.1.2 e) hereof];
——The requirements of emergency power supply access port are added (see 5.1.4.4 hereof);
——The requirements of lightning protection device are modified (see 5.3.4 hereof; 5.3.4 of Edition 2010);
——The requirements of earthing are modified (see 5.3.10 hereof; 5.3.10 of Edition 2010);
——The basic signal switching sequence is modified, and the requirements of GB 14886 Specification for road traffic signal setting and installation are quoted (see 5.4.3.1 hereof; 5.4.3.1 of Edition 2010);
——The requirements of signal duration are modified (see 5.4.3.2 hereof; 5.4.3.2 of Edition 2010);
——The requirements of flashing yellow control device are modified (see 5.5.2 hereof; 5.5.2 of Edition 2010);
——The control function requirements of various road traffic signal controllers are redefined according to the new classification (see 5.6.1, 5.6.2 and 5.6.3 hereof; 5.6.1, 5.6.2, 5.6.3 and 5.6.4 of Edition 2010), and the communication interface requirements are modified (see 5.6.3.2 hereof; 5.6.4.2 of Edition 2010);
——The communication content requirements are modified (see 5.6.3.3 hereof; 5.6.4.3 of Edition 2010), and the requirements of instruction and message format are added (see Annex A hereof);
——The requirements of information security are added (see 5.7 hereof);
——The requirements of voltage withstand are modified (see 5.8.3 hereof, 5.7.3 of Edition 2010);
——The requirements of electromagnetic immunity are modified (see 5.9 hereof, 5.8 of Edition 2008);
——The requirements of the inspection of priority control function are added [see 6.6.2 f) hereof];
——The requirements of the inspection of networking control function are added (see 6.6.3.1 hereof), and requirements of the inspection of communication interface are modified (see 6.6.3.2 and 6.6.3.3 hereof; 6.6.6 of Edition 2010);
——The information security test is added (see 6.8 hereof);
——The salt spray test method is modified (see 6.11.6 hereof; 6.10.6 of Edition 2010);
——The continuous working stability test methods are modified (see 6.14 hereof; 6.13 of Edition 2010).
In addition to editorial changes, the following main technical changes have been made with respect to GB/T 30502-2014:
——The normative references are modified (see Clause 2 hereof; Clause 2 of Edition 2014);
——The terms and definitions are modified (see Clause 3 hereof; Clause 3 of Edition 2014);
——The classification is modified, and the mode designation rule and designation rule of identification code are added (see Clause 4 hereof; Clause 4 of Edition 2014);
——The structure design of cabinet is modified (see 5.1.2 hereof; 5.1.2 of Edition 2014);
——The content of “remote control” is deleted (see 5.5.1.6 of Edition 2014).
This standard was proposed by and under the jurisdiction of the Ministry of Public Security of the People's Republic of China.
The previous editions of this standard are as follows:
——GB 25280-2010;
——GB/T 30502-2014.
Road traffic signal controller
1 Scope
This standard specifies the classification, technical requirements, test methods, inspection rules as well as marking, labeling and packaging etc. of road traffic signal controller.
This standard is applicable to road traffic signal controllers used on roads, and may also serve as a reference for road traffic signal controllers used on other places.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies.
For undated references, the latest edition of the referenced documents (including any amendments) applies.
GB/T 2423.1 Environmental testing for electric and electronic products—Part 2: Test methods—Tests A: Cold
GB/T 2423.2 Environmental testing for electric and electronic products—Part 2: Test methods—Test B: Dry heat
GB/T 2423.3 Environmental testing for electric and electronic products—Part 2: Testing method—Test Cab: Damp heat, steady state
GB/T 2423.6 Environmental testing for electric and electronic products—Part 2: Test methods—Test Eb and guidance: Bump
GB/T 2423.10 Environmental testing for electric and electronic products—Part 2: Tests methods—Test Fc: Vibration (sinusoidal)
GB/T 2423.38 Environmental testing—Part 2: Test methods—Test R: Water test method and guidance
GB 4943.1 Information technology equipment—Safety—Part 1: General requirements
GB 14886 Specifications for road traffic signal setting and installation
GB/T 17626.2 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test
GB/T 17626.4 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burst immunity test
GB/T 17626.5 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test
GB/T 17626.11 Electromagnetic compatibility—Testing and measurement techniques—Voltage dips, short interruptions and voltage variations immunity tests
GB/T 19520.1-2007 Mechanical structure for electronic equipment—Dimensions of mechanical structures of the 482.6 mm (19 in) series—Part 1: Panels and racks
GB/T 31418 Terminology of road traffic signal control system
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 31418 apply.
4 Classification and model designation rule
4.1 Classification
4.1.1 Classification by functions
Road traffic signal controllers (hereinafter referred to as controllers) are classified into three categories (A, B, C) according to signal control functions, as shown in Table 1.
Table 1 Controller category and classification of its basic control functions
S.N. Control function of controller Class A controller Class B controller Class C controller
1 Flashing yellow control ● ● ●
2 Multi-period control ● ● ●
3 Manual control ● ● ●
4 Actuated control ● ●
5 Cableless linked control ● ●
6 Networked control ○ ○ ●
7 Isolated optimal control ○ ●
8 Bus signal priority ●
9 Emergency vehicle preemption ●
Note: "●" means the function that shall be possessed, and "○" means the function that should be possessed.
4.1.2 Classification by installation environment
Controllers may be classified into indoor units and outdoor units according to installation environment.
Indoor units work in non-open environment such as indoor and outdoor chassis, and outdoor units may be directly installed in open environment.
4.1.3 Classification by usage form
Controller may be classified into fixed controller and mobile controller according to their usage forms.
4.2 Model designation rule
The model of controller includes function classification, installation environment, usage form, working temperature resistance grade and enterprise self-coding, as shown in Figure 1.
Figure 1 Model designation rule of controller
4.3 Designation rule of identification code
See Figure 2 for the designation rule of identification code of controller. The identification code is unique for each controller.
Figure 2 Designation rule of identification code of controller
5 Technical requirements
5.1 Requirements of physical structural property
5.1.1 Appearance
The inner and outer surfaces of the controller cabinet and the control panel shall be clean and smooth, and shall be free of defects such as dents, scratches, cracks, deformation, etc. The surface of the cabinet shall have a firm anti-rust and anti-corrosion coating or paint layer, metal parts shall be free of rusting and other mechanical damage, the sliding or rotating parts shall move flexibly, the fastening parts shall not be loose, and the external surface of the cabinet shall not have sharp protrusions or corners that may cause damage.
5.1.2 Structural design of cabinet
The structural design of controller cabinet shall meet the following requirements:
a) The interior space of the cabinet shall be such sufficient to facilitate the heat dissipation, installation, use and maintenance of the controller;
b) The cabinet shall be designed to be rain-proof and minimize the intrusion of dust and harmful substances, and the cabinet and installation chassis shall be designed to prevent water from accumulating on the top;
c) The structure of the cabinet shall be designed to make the controller have sufficient mechanical strength, withstand the operation in the process of transportation, installation, handling and maintenance predictable under normal conditions, and not be easily opened by ordinary tools;
d) For the controller installed by basic forms on the ground, the main structure of the cabinet shall meet the requirements of Clause 4 of GB/T 19520.1-2007;
e) For the controller installed by basic forms on the ground, the size of mounting hole at the bottom shall meet the requirements shown in Figure 3 or 4.
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and model designation rule
4.1 Classification
4.2 Model designation rule
4.3 Designation rule of identification code
5 Technical requirements
5.1 Requirements of physical structural property
5.2 Requirements of character, graphic and sign
5.3 Requirements of power supply and electrical installations
5.4 Requirements of basic function
5.5 Requirements of fault monitoring function
5.6 Requirements of control function
5.7 Requirements of information security
5.8 Requirements of electrical safety
5.9 Requirements of electromagnetic immunity performance
5.10 Requirements of climate and environmental adaptability
5.11 Requirements of mechanical environment adaptability
5.12 Requirements of mechanical strength
5.13 Continuous working stability
6 Test methods
6.1 General requirements
6.2 Appearance and structure inspection
6.3 Character, graphic and sign inspection
6.4 Power supply and electrical device inspection
6.5 Load requirement test
6.6 Functional test
6.7 Fault monitoring function test
6.8 Information security test
6.9 Electrical safety test
6.10 Electromagnetic immunity test
6.11 Climatic environmental test
6.12 Mechanical environment tests
6.13 Steel ball impact test
6.14 Continuous working stability test
7 Inspection rules
7.1 Type inspection
7.2 End-of-manufacturing inspection
7.3 Qualification judgment
8 Marking, labeling and packaging
8.1 Marking and labeling
8.2 Inspection certificate
8.3 Packaging
Annex A (Normative) Instruction and message formats
