Novel protection device for rotating machinery

The utility model relates to a novel protection device of a rotating machine, which is characterized in that the protection device forms a protection loop by two limit switches, two time relays, three intermediate relays and a plurality of leads, and the protection loop is connected into a local control loop of the rotating machine. The protection device adopted by the utility model is effective and reliable in protection, simpler in installation and not easy to make mistakes. 本实用新型涉及一种转动机械的新型保护装置，其特征在于，保护装置由两个限位开关、两个时间继电器、三个中间继电器与若干导线组成一个保护回路接入到转动设备就地控制回路中。本实用新型采用的保护装置保护有效可靠，且安装更简单不易出错。