Standard No.:	QC/T 29090-1992
Chinese Name:	汽车用刮水电动机技术条件
English Name:
Professional Classification:	T36 Electronic and electrical equipment
Professional Classification:	QC Professional Standard - Automobile
Issued by:
Issued on:
Implemented on:	1993-01-01
Status:	VALID
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	105 (USD)
Delivery:	via email in 1-3 business day

1 Subject content and application scope

This standard specifies the technical requirements, test methods, inspection rules, as well as marking, packaging, transportation and storage of wiper motors for automobiles.

This standard is applicable to permanent magnet wiper motors for automobiles (“motors”).

2 Normative references

GB 2828 Sampling procedures and tables for lot-by-lot inspection by attributes (Apply to inspection of successive lots or batches)
GB 10069.1 Measurement of airborne noise emitted by rotating electrical machinery
QC/T 44 Specification of electric windshield wiper for automobiles
ZB T35 001 Basic specifications for automotive electrical equipment

3 Terms

3.1
cold state
the state when the internal temperature of the motor is equal to the ambient temperature (18~28℃)

3.2
braking torque
the torque at which the output shaft of the motor is stopped after the motor is applied with the test voltage in the cold state (the value of low gear is taken for the double speed motor)