over-pressure load 后负荷过度
When have the over-load protection, the pressure overload, the red light or the yellow light glisten, and auto-stop.
配有过载保护装置，压力过载时，红灯或黄灯闪亮，并自动停机。
Pressure control valves are used for controlling the pressure in a hydraulic system and protect its hydraulic pump and actuators from over-load.
压力阀是用来控制液压系统的压力和防止油泵及执行元件的过载。根据功能可分为溢流阀、减压阀、顺序阀、卸荷溢流阀等。
Current discharge protection, over pressure protection, over temperature protection, over load fuse protection.
漏电保护，超压保护，超温保护，过载熔断保护。
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