This will increase the pump efficiency, energy saving, to avoid electrical overload operation, to extend the service life.
这样可提高电泵工作效率，节电，避免电机超负荷作业，延长使用寿命。
Comfortable and convenient operation, assembly thermal overload protection device and multi-file electronic speed constant power switch ensure high motor efficiency and durability.
操作舒适方便，装配过载过热保护装置，多档电子调速恒功开关，保证马达的高效率和耐用性。
This will improve the efficiency of pumps, power-saving, to avoid electrical overload operation, to extend the service life.
这样可提高电泵工作效率，节电，避免电机超负荷作业，延长使用寿命。
Fast temperature rise, high thermal efficiency, with overload capacity at a certain degree to ensure output of boiler.
升温快，热效率高，有一定的超负荷能力，确保锅炉出力。
The hydraulic system has high efficiency, saving in energy and pressure-maintaining and overload protection functions.
本发明的折弯机液压系统具有高效、节能的特点，还具有保压、过载保护的功能。
These are high-output, high efficiency loudspeakers, featuring Wharfedale pro proprietary 12 "drive units and a purpose-built high quality Electro-Dynamic HF driver (with overload protection)."
这些都是高输出，高效率的扬声器，采用乐富豪专业专利12“驱动装置和一个专门设计的高品质电动式高频驱动器(带过载保护)。”
These are high-output, high efficiency loudspeakers, featuring Wharfedale pro proprietary 12 "drive units and a purpose-built high quality Electro-Dynamic HF driver (with overload protection)."
这些都是高输出，高效率的扬声器，采用乐富豪专业专利12“驱动装置和一个专门设计的高品质电动式高频驱动器(带过载保护)。”
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