The utility model can obviously improve the power factor of the ac arc welder to achieve the purpose of saving energy.
本实用新型可以明显提高交流弧焊机的功率因数，达到节约能源的目的。
The utility model has the advantages of power saving, work efficiency improvement, service life of the machine parts extension, etc.
本实用新型具有节省动力，提高工作效率，延长机件寿命等优点。
The utility model can solve the problem of crop irrigation in hilly area, with effects of saving water source and human power reached simultaneously.
本实用新型可解决丘陵地区农作物灌溉的问题，同时达到节约水源、节省人力的效果。
The utility model belongs to a silencing and power-saving device used for an AC contactor.
本实用新型属一种用于交流接触器的消音节电装置。
The present utility model structure is simple, convenient use as an ideal power-saving heating water equipment.
本实用新型结构简单、使用方便，是理想的节能型热水设备。
The utility model discloses a power-saving cell box of the old cell, which is fully utilized and has a limited voltage.
本实用新型公开了一种充分利用还具有一定电压的旧电池的电池盒。
The electric cooker of the utility model has the advantages of high structure intensity, good insulating property, high heat efficiency, low power consumption and distinctive effect of energy saving.
本实用新型的电饭煲结构强度高，保温性能好，热效率高，耗电量少，节能显著。
The utility model relates to a power saving device for an alternating current contactor, composed of a casing, a starting system and a maintaining system.
本实用新型是一种交流接触器的节电器，由壳体、启动系统、维持系统组成。
The utility model relates to a power saving device for an alternating current contactor, composed of a casing, a starting system and a maintaining system.
本实用新型是一种交流接触器的节电器，由壳体、启动系统、维持系统组成。
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