Home / Standards / GB/T 24476-2009 GB/T 24476-2009 Abolished Specification for data logging and monitoring for lifts, escalators and passenger conveyors 电梯、自动扶梯和自动人行道数据监视和记录规范 Standard Type GBT ICS 91.140.90 CCS Q78 Status 废止 Issue Date 2009-10-15 Implementation 2010-03-01 Responsible Dept 国家标准委 Drafting Unit N/A