This document specifies the model, technical requirements, test methods, markings, packaging, transportation and storage of the dynamometer ring-type lifting weight limiter for tower cranes (hereinafter referred to as the dynamometer ring lifting weight limiter). This document applies to force ring lifting weight limiters.
T/CCMA 0127-2022 history
2022T/CCMA 0127-2022 Load measuring ring type lifting limiter of tower crane