Low-voltage protection 低压保护 ; 低电压保 ; 低电压保护
low voltage Protection 低电压保护装置 ; 欠压保护 ; 欠电压释放保护装置 ; 低电压保护
AC input low voltage protection 低压保护
Over Low Voltage Protection 低压保护 ; 过低压保护
LVP Low Voltage Protection 低压保护
High and low voltage protection 高低压保护
low voltage protection Plug 低压保护开关
motor low voltage protection 电动机低电压保护
Introduces the constitutes of low voltage protection system of distributing transformer, analyzes the failure reason, puts forward concrete measures of improving low voltage protective reliability.
介绍了配电变压器低压保护的组成，对故障原因进行了分析，提出了提高低压保护可靠性的具体措施。
By analysis and calculation for short circuit current of low voltage motor, kinds and protection methods of short circuit of the low voltage are explained.
通过对低压电动机短路电流分析和计算，说明低压电动机短路的种类和保护方法。
The thermal overload relay is a kind of low-voltage protection apparatuses which is widely used in the field of motor protection.
热过载继电器是一种重要的低压保护类电器，广泛应用于电动机的保护领域。
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