凡最大过载电流上市,这不应该超出。
Where a maximum overload current is listed, this should not be exceeded.
内部结构可确保电弧,等离子,和蒸汽在过载电流的条件下都包含在熔断器包。
Internal construction assures that arc, plasma, and vapor are contained within the fuse package during overload current conditions.
后者采用能防止浪涌电流或过载电流从安全区传输到危险场所的高度可靠的隔离措施来保证安全。
The latter can be used to prevent the surge current or overload currents from the security zone transmission to the dangerous place to ensure the reliable isolation security.
它能关合、承载、开断运行回路正常电流,也能在规定时间内关合、承载及开断规定的过载电流。
It can turn on, bear and break normal current in circuit, but also bear and break the overloaded current within stipulated time.
它提供了一个48伏直流冗余电源输入设计,配备了双重保护机制:电源极性反转和过载电流自恢复保险丝。
It offers a 48 VDC redundant power input design and is secured with a double protection mechanism; power Polarity Reverse and an Overload Current Resettable Fuse.
举例说明,如果一个激光器正处于电流过载状态,持续下来可能导致机器损坏。传感器能够探测出异常,在损坏发生之前提醒操作人员进行处理。
For instance, if a laser is experiencing an overcurrent situation that could lead to machine failure, the sensors would detect this so that the situation can be addressed before a failure occurs.
即使在故障期间,变换器也没有引起输出电流过载。
Even during such a malfunction, the converter continues to operate without causing overcurrents in the output current.
本文对变频器的过电流跳闸和过载跳闸的故障原因进行了分析,并介绍了如何判断的具体方法。
This paper analyzed the reason of trip for over current and overload in VVVF. And introduced how to determine on these fault.
阐述了电气回路中谐波电流产生的原因及其引起中性线和相线过载的危险。
The paper presents the causes of harmonics current and overload hazard of neutral line and phase line by harmonics in electrical line.
由于环境恶劣及电流过载,造成了电机内部起火烧损了定子线圈和转子过热变形及轴承损坏等情况造成电机无法使用。
The firing inside the motor that caused by bad environment and current overload made the stator coils overburned, overheated rotor deformed and bearing damaged, which led to the motor out of service.
当电机负载过载或堵转时,采用电流截止负反馈环节可保护电机和驱动器;
Motor and inverter can be protected by the current cut-off negative feedback when motor is overload or locked-rotor.
JRT型热过载保护器临界电流检测仪采用多受检器件串联及电子变换检测线路,提高了保护器大规模生产的效率和检测的准确度。
A number of detected electric elements are series and an electronic detective circuits are adopted in the critical current detector for JRT thermal overload protector.
并联跳闸装置- - -一旦控制装置监测到故障发生或电流过载,将自动切断所有连接热水器的所有电源,最大限度保护热水器。
Shunt trip disconnecter - provides maximum protection by interrupting all power to the system in the event of a control sensed malfunction or overcurrent.
当电路出现故障使回路电流增大时,过载保护PT C热敏电阻的电阻值因自热温升而出现阻值阶跃,直至把电路切断。
When the circuit breaks down and the return circuit current increases, the resistance of restricting overloading protection PTC Thermistor goes up sharply for being warm, until the circuit is cut off.
电动机过载保护通常采用继电器,而配电线路过载保护多采用断路器的长延时过电流脱扣器来完成。
Protection against motor over - load usually adopt thermal relay, but protection against line over - load usually adopt long delay over- current release of circuit- breaker.
在高温、高电流运行的情况下,单相电机都受到一个内置式、自动重置热过载保护装置的保护。
Single phase motors are protected against both high operating temperatures and high current by a built in, automatically resetting thermal overload.
得出了负载转矩与电流过载倍数、负载转矩与启动时间、负载转矩与断相电流的关系曲线。
The relations between load torque and overload current, load torque and staring time, load torque and current of phase failure are given.
永磁体分散性对空载电流、空载功率因数、负载功率因数和过载能力影响较大,而对额定运行时的效率、电流影响不大。
In addition, the dispersibility has great effects on the noload current and power factor while the effect on rated efficiency and rated current is little.
电流过载将会明显缩短焊机的使用寿命,甚至可能烧毁焊机。
The current set will significantly shorten the life of welding, or even burned welder.
过载保护:在1.2倍额定电流时启动,采用反时限特性动作;
Overload protection:Start at 1.2times of rated current, adopt inverse time lag characteristic action;
无熔丝开关,压缩机超压,过热,过电流保护超温保护,风机过载保护,保险丝,干烧保护器,缺水保护。
No fuse breaker, over pressure, over heat and over current protectors for compressor, over temp. protector, over load protectorof fan, dry heat pr techto.
输入缺相,输入欠电压,直流过电压,过电流,过载,电流失速,过热,外部干扰等。
Input out-phase, Output out-phase, input under-voltage, DC over-voltage, over-current, over-load, current stall, over-heat, external disturbance.
轧制力矩过大是轧机主传动系统传动轴断裂的主要原因,传统的电机电流过载保护方式不能真实反映轧机主传动系统扭矩的动力学特性。
The breakdown of transmission shaft in the main drive system is due to too high roll torque. Overpower protection mode of motor current does not reflect the true dynamic character of roll torque.
晶闸管逆变弧焊电源具有单管导通电流大、耐压高、正向压降低、过载能力强等特点,但在使用过程中会出现各种故障。
Thyristor inverter welding power source with single-conduction high current, high breakdown voltage, low positive voltage drop and the high over load etc.
介绍了一种利用电动机正、负序等效电流实现电动机热过载保护的方法,给出了保护动作的数学模型、离散算法及其计算机实现方法。
A thermal overload inverse time equation that is quite close to the real thermal locus of motor and its implementation method are proposed based on the thermal characteristic of motor.
△电流过载自动保护,变压器、UV灯超温报警自动保护。
Over-current automatic protection, super-temperature protection for transformer and UV lamp.
主要是泵的转速太高、介质粘度又太高这样就会造成泵阻力很大,电机的瞬间启动电流超过额定电流,造成电机过载;
Mainly is the pump speed is too high, medium and high viscosity resistance is very big, this will cause pump motor moment of starting current more than rated current, motor overload;
主机和电动机通过液力偶合器连接,能够缩短电机起动时间,减少起动过程中的平均电流,防止动力过载。
Main machine and motor connected through the fluid coupling, it can shorten the motor start-up time, reduce the average current during start and prevent overload of the power.
主机和电动机通过液力偶合器连接,能够缩短电机起动时间,减少起动过程中的平均电流,防止动力过载。
Main machine and motor connected through the fluid coupling, it can shorten the motor start-up time, reduce the average current during start and prevent overload of the power.
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