After the release of load , the device will automatically return to normal condition , the rope will be retracted into the device 负荷解除即自动恢复工作。工作完毕安全绳将自动回收到器内,便于携带。
After the release of load , the device will automatically return to normal condition , the rope will be retracted into the device . it s convenient to take along 2米,冲击力小于2949n ,对失足人员毫无伤害。负荷解除即自动恢复工作。工作完毕安全绳将自动回收到器内,便于携带。