Every machine is equipped with protect travel switch in order to increase safety coefficient for repairing and maintenance. It also has thermal overload relays to protect the motor.
每台机器均配有保护行程开关，为维修、保养增加一份安全系数。且装有热过载继电器，保护电机。
Though analyzing the disadvantages of the brush motor in ZD6 type Electric Switch Machine, this paper introduces the replacement of brush motor by brushless DC motor and specific reliability measures.
分析了ZD6型电动转辙机有刷电机的缺点，介绍了无刷直流电机取代有刷电机的方案及可靠性措施。
Mounting of a plate becomes very easily in this machine with an electric motor. It is not necessary to adjust the plate length or the position of the progressing switch.
装版顶尖用电动一次性装定，长度不用手调，装版时免调整行程开关位置。
Mounting of a plate becomes very easily in this machine with an electric motor. It is not necessary to adjust the plate length or the position of the progressing switch.
装版顶尖用电动一次性装定，长度不用手调，装版时免调整行程开关位置。
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