TB/T 1891-2010 (English Version) PDF

Scope: This standard specifies the technical requirements, test methods and inspection rules for motorcycle door locks (hereinafter referred to as door locks), product marking, packaging, transportation and storage, etc. This standard applies to the design, manufacture and acceptance of door locks for internal partition doors of diesel locomotives and electric locomotives (referred to as internal door locks) and door locks for locomotives connecting to the outside world (referred to as external door locks for short). Door locks for internal combustion electric vehicles may also be implemented with reference to this standard.

TB/T 1891-2010 history

2010 TB/T 1891-2010 Door lock for locomotive
1987 TB/T 1891-1987 Specifications for door locks of internal combustion and electric locomotives