Overloadprotectivedevice is mounted so that when the pressure is overloaded, the machine will automatically stop.
配有过载保护装置，当压力过载时，能自动停机。
2
Crane moment limiter that is equipped on the crane is an important overloadprotectivedevice. It provides safeguard for the safety work of crane.
起重机力矩限制器是装备在起重机上的重要超载保护装置，它为起重机的安全工作提供保障。
3
The chain wheel overloadprotectivedevice has the advantages of simple and reasonable structure, low cost, convenient manufacturing, safety and reliability.