Safety protection device for preventing overload of lifting cargo ladder.
设有防止升降货梯超载的安全保护装置。
Safety device include: overload protection, wirerope break protection, height limit protection.
设有过载保护、断绳保护、工作高度保护等多重安全保护装置。
They are driven by hydraulic power and equipped with a safety device against overload.
本系列机床采用液压传动，工作平稳，能无级调速，并有超负荷保险装置。
They are driven by hydraulic power and equipped with a safety device against overload.
本系列机床采用液压传动，工作平稳，能无级调速，并有超负荷保险装置。
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