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International Standard Category: Lifts. Escalators

DB31/T 541-2011    Technical requirements and testing method of elevator energy feedback device
电梯能量回馈装置技术要求和试验方法;
Category No.:91.140.90 Valid Status:abolished
Issued Organization:Shanghai Quality and Technology Supervision Bureau Issued Date:2011-7-17
Implemented Date:2011-9-1 Abolished Date:2019-12-27
Superseded Standard.: Superseded Date:
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