GB/T 21436-2008 English Translated Parking distance monitoring & warning device for motovehicle [China Vehicle Standard]

GB/T 21436-2008 English Translated Chinese Standard Parking distance monitoring & warning device for motovehicle

Standard No.: GB/T 21436-2008
English Name: Parking distance monitoring & warning device for motovehicle
Chinese Name: 汽车泊车测距警示装置
Issued by: AQSIQ AND SAC
Issued on: 2008-02-15
Implemented on: 2008-9-1
Language: English
File Format: PDF
Delivery: Immediate delivery

1 SCOPE 

This Standard specifies the requirements, test methods, inspection rules, marking, packaging, storage and safekeeping of parking distance monitoring and warning device (hereinafter referred to as “PDMWD”).
The PDMWD is not a device which is intended to replace the driver to realize automatic parking function or to issue a warning to other personnel or object present in the parking area. This device is only served as an additional aid to the vehicle driver when parking, but it does not relieve the driver of his special responsibility for parking.
This Standard applies to Categories M and N vehicles.
Note: The functional requirements in this standard are established on the basis of the ultrasonic sensor technology. As other sensor technologies develop, it’s possible to modify the functional requirements.

2 NORMATIVE REFERENCES

The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (corrigenda excluded) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, the latest edition of the normative documents referred to applies.
GB/T 2423.17 Environmental testing for electric and electronic products - Part 2: Test method - Test Ka: Salt mist (GB/T 2423.17-1993, eqv IEC 68-2-11: 1981)
GB/T 2423.22 Environmental testing for electric and electronic products - Part 2: Test methods Test N: Change of temperature (GB/T 2423.22-2002, IEC 60068-2-14: 1984, IDT)
GB/T 2828.1 Sampling procedures for inspection by attributea-Part1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection (GB/T 2828.1-2003, ISO 2859-1:1999, IDT)
GB/T 4942.2 Low voltage electrical enclosure protection class (GB/T 4942.2-1993, eqv IEC 947-1: 1988)
GB/ T 17619 Limits and methods of testing for immunity of electrical/electronic sub-assemblies in vehicles to electromagnetic radiation
GB 18655 Limits and methods of measurement of radio disturbance characteristics for the protection of receivers used on board vehicles (GB 18655-2002, idt IEC/ CISPR 25: 1995)
GB/T 21437.2 Road vehicles - Electrical disturbances from conduction and coupling - Part 2: Electrical transient conduction along supply lines only (GB/T 21437.2-2008, ISO 7637-2:2004, IDT)
QC/T 413-2002 Basic Technical Requirements for Automotive Electric Equipment

3 TERMS, DEFINITIONS AND SYMBOLS

For the purpose of this standard, the following terms and definitions apply.

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