GB 14621-2011 English Translated Limits and measurement methods for exhaust pollutants from motorcycles and mopeds under two-speed idle conditions [GB English Version]
GB 14621-2011 English Translated Chinese Standard Limits and measurement methods for exhaust pollutants from motorcycles and mopeds under two-speed idle conditions
Standard No.: GB 14621-2011
English Name: Limits and measurement methods for exhaust pollutants from motorcycles and mopeds under two-speed idle conditions
Chinese Name: 摩托车和轻便摩托车排气污染物排放限值及测量方法(双怠速法)
Issued by: AQSIQ AND SAC
Issued on: 2011-5-12
Implemented on: 2011-10-1
Language: English
File Format: PDF
Delivery: Immediate delivery
1 Scope
This standard specifies the limits and measurement methods for exhaust pollutants from motorcycles and mopeds under idle speed conditions and high idle speed conditions.
This standard applies to the type-approval, conformity of production and inspection for exhaust pollutants from in-use motorcycles and mopeds equipped with positive ignition engines.
2 Normative References
The following normative documents or contain provision which, through reference in this text, constitute provisions of this standard. For all undated references, the latest edition of the normative document referred to applies.
GB 14622-2007 Limits and measurement methods for the emissions of pollutants from motorcycles on the running mode (China stage III)
GB 17930 Gasoline for motor vehicles
GB 18047 Compressed natural gas as vehicle fuel
GB 18176-2007 Limits and measurement methods for the emissions of pollutants from mopeds on the running mode (China stage III)
GB 19159 Liquefied petroleum gas as vehicle fuel
GB/T 15089 Classification of power-driven vehicles and trailers
HJ/T 3-1993 Gasoline-fuelled motor vehicles – Exhaust emissions analyzer – Technical specialization
HJ/T 289-2006 Equipment specialization and quality control requirements for gasoline vehicles in two-speed idle exhaust emission test
3 Terms and definitions
For the purpose of this Standard, the following terms and definitions apply.
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