Standard No.:	GB/T 12542-2009
Chinese Name:	汽车热平衡能力道路试验方法
English Name:	Thermal balance capacity on-road test method for motor vehicles
Professional Classification:	T04 Basic standards and general methods
Professional Classification:	GB National Standard
ICS Classification:	43.020
Issued by:
Issued on:	2009-03-23
Implemented on:	2010-01-01
Status:	VALID
Replace:	GB/T12542-1990 Motor vehicles－Cooling capacity for engine cooling system－Test method on road
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	180 (USD)
Delivery:	via email in 1-3 business day

1 Scope

This standard specifies the thermal balance capacity on-road test method for motor vehicles.

This standard is applicable to various motor vehicles equipped with forced circulation liquid-cooled engine and manual transmission, and may serve as the reference for other automobiles.

2 Normative References

The following document contains provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding any corrigendum), 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 standard indicated below. For any undated references, the latest edition of the document referred to applies.

GB/T 12534 Motor Vehicles—General Rules of Road Test Method

3 Terms and Definitions

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

3.1
environment temperature
the air temperature at the height of 1.5m in the ambient environment where the motor vehicle travels

3.2
cooling mediums
the substances with cooling effect, including engine coolant, engine oil, transmission oil, drive axle oil.

ＧＢ／Ｔ１２５３４　汽车道路试验方法通则