接触器辅助触头额定电压为交流380v，直流为220v。
Auxiliary contactors contact rated voltage of 380v ac, DC to 220v.
概述了在轨道交通系统中选用直流熔断器的目的及选用方法，包括额定电压、额定电流的选择，与断路器的配合工作。
The object of using DC fuse in tunnels and way of selection were expounded, including the selection of rated voltage and current, and the coordination of circuit breakers.
发电机额定电压指电机在额定工况下运行，其端子电压整流后并扣除连接线压降的直流输出电压。
Refers to the electrical generator rated voltage at rated operation conditions, the terminal voltage after the rectifier and the deduction of the DC link output voltage drop.
ZX17系列不锈钢电阻器适用于交流50HZ电压至1140v及直流电压至1000v的电路，主要作为电动机起动、制动与调速用，额定功率为5.6KW。
ZX17 series stainless steel resistor is applied to AC 50hz, 1140v and DC voltage 1000v circuit, main of starting, braking and controlling motor. The rated power is 5.6kw.
模拟输入：DC额定电压为0-10，24伏直流保护，以最大限度，输入阻抗20千欧姆；
Analog Input: Rated for 0-10 Volts DC, protected to 24 Volts DC maximum, input impedance 20k ohms;
该CTR系列产品提供具有UL认证的交流额定输出功率为每通道25安培，在600伏交流电，交流或直流输入控制下，零电压或随机打开，具有IP20触摸安全构造和内部散热器。
The CTR series offers UL approved AC output ratings of 25 amps per channel at 600 VAC, AC or DC input control, zero voltage or random turn on, and IP20 touch safe construction with integral heat sink.
当电缆使用地直流系统时，该系统的额定电压应不大于电缆额定电压的1.5倍。
When the cables use in direct current system, rated voltage should be not greater than 1.5 times of the rated voltage of the cables.
在此基础上确定了溪洛渡—株洲特高压直流输电工程换流变压器的额定功率、电压、电流和分接头的变化范围等参数。
After illustrating the operation theory of six pulse converter, author gives the calculating method of UHVDC transmission parameters such as operating power, voltage, current and tap changer range.
当电缆使用地直流系统时，该系统的额定电压应不大于电缆额定电压的1.5倍。
When the cables use in direct current system, rated voltage should be not greater than 1.
交流系统中，工作电压不大于额定电压1.1倍，直流系统中，工作电压不大于额定电压1.5倍。
In AC system, working voltage not more than 1.1 times of rated voltage. In DC system, working voltage not more than 1.5 times of rated voltage.
交流系统中，工作电压不大于额定电压1.1倍，直流系统中，工作电压不大于额定电压1.5倍。
In AC system, working voltage not more than 1.1 times of rated voltage. In DC system, working voltage not more than 1.5 times of rated voltage.
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