ASME B30.28-2015 pdf download
ASME B30 系列规范打包下载：https://fengshecad.com/804/
ASME B30.28-2015 平衡吊单元安全标准 PDF下载
适用于工厂内利用气动、伺服或配重实现“零重力”悬浮状态的平衡吊（Balance Lifting Unit）。标准规定平衡补偿精度≤±3 %、失载保护响应≤0.3 s、钢丝绳/链条安全系数≥5，并要求在气压<0.4 MPa 或电源掉电时自动锁止载荷；新增人机协作区光栅+安全 PLC 联锁、每分钟 1 次负载保持自检，为汽车装配线、精密机加工上下料提供高安全性悬浮搬运方案
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