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- Whole protection（short circuit protection，over current protection，over voltage protection，under voltage protection，polarity confusion protection，anti-islanding protection，thunder protection）. 具有完善得保护功能(过压、欠压、过流、短路、反接、防孤岛效应、防雷等保护措施)。
- Under voltage protection: It means the voltage of the protected circuit is lower than set value. In this case, the yellow indicator light will be lighted. 欠压保护:指被保护线路电压低于设定值。指示灯形式为:黄灯亮;
- Analysis of over voltage and under voltage protection circuit of new generator set 新型发电机组过欠压保护电路分析
- under voltage protection 低压保护
- With the perfect protection functions in over voltage, under voltage, over heat, over current, over load, safe and reliable. 具有完善的过压,欠压,过热,过流,过载自动保护功能,安全可靠。
- Internal circuit protection includes thermal shutdown with hysteresis, under voltage lockout, locked rotor and dead time protection. 内部电路保护包括因滞后引起的过热关机、欠压锁定、转子锁定以及停机时间保护。
- Built-in over heat protection and high voltage protection. 过热保护,过压保护。
- Export of medium voltage protection relays and energy meters. 出口中级电压带保护继电器和累计式瓦特表。
- The Device has integrated over-current protection,over-temperature protection and UVLO (Under Voltage Lockout) to provide for a fail safe solution with no external components. 这个器件集成了过流保护、过温保护和U掉压关断的功能，可以不需外转器件实现保护解决方案。
- This paper pays more attention to analyze the accidental conditions of the USB system, and the circuit can detect the overcurrent condition and realize the overcurrent protection, under voltage lockout and over temperature protection. 并针对usb系统工作时可能出现的意外情况 ,通过限流开关内部电路实现过流检测、过流保护、欠压锁定和过热保护功能。
- Advanced infrared liquid level control system and voltage protection device make operating simple and safe. 先进的红外线液位控制系统和压力保护装置,使操作简单,安全可靠。
- While L1, L2 and L3 phases are over or under voltage, the yellow light is lighted with the unlighted green light and the released relay. L3三相过压或欠压时,黄灯亮,绿灯不亮,继电器释放;
- Exchange non-clearane metal oxidate matter arrester is suitabe for the voltage protection of transformer switch cupboard,vacuum switch etc. 交流无间隙金属氧化物避雷器，适用于变压器、配电屏、开关柜、真空开关、输电线路、电力计量箱、并联补偿电容器、旋转电机等电压保护。
- And also, it has many other functions include islanding detection and avoiding, over voltage protection, over current protection and so on. 此逆变器还具有其他功能，包括孤岛效应，过电压欠电压保护，过流保护等等。
- The principle and application of three new protection ICs including active EMI filter, over voltage protection IC and over current protection IC are introduced. 介绍了3种新型保护器件的原理与应用,包括有源电磁干扰(EMI)滤波器、集成过电压保护器件和集成过电流保护器件。
- Over voltage protection: It means the voltage of the protected circuit is higher than set value. 过压保护:指被保护线路电压高于设定值。指示灯形式为:黄灯亮;
- She and I can't live under the same roof. 她和我不能住在一起。
- The enemy army crumpled up under our attacks. 敌军在我军的攻击下垮了。
- The firm will go under unless business improves. 生意若无起色，公司非垮不可。
- Protective circuits with multilevel, low voltage protection level and excellent capability of safety. 采用多级保护电路，残压水平低，保护性能好；
