Guangdong Provincial Standard of the People's Republic of China
Latest
DB44/T 879-2011
Scope
This standard specifies the methods for testing the explosion-proof performance of explosion-proof elevators used in explosive environments. This standard applies to explosion-proof passenger elevators, explosion-proof freight elevators, explosion-proof hydraulic passenger elevators and explosion-proof hydraulic freight elevators. This standard does not apply to coal mines and explosives manufacturing and processing sites.
DB44/T 879-2011 history
2011DB44/T 879-2011 Inspection regulations for explosion-proof safety performance of explosion-proof elevators