问答题:请简述电气图纸中的图形符号“短路保护电器”(Short-circuit protective device)的含义和作用。相关知识点: 试题来源: 解析 答案:短路保护电器是指在电气系统中用于保护电线和电气设备免受过电流损害的装置。当电线或设备中流过的电流超过其承受能力时,短路保护电器会迅速切断电源,以防止电气火灾或设备损坏。在...
Short circuit protective device for an AC power system and limiting circuit breaker suitable thereforthe invention relates to a protective device of a current distribution network for ac short u00adcircuit protector and a circuit breaker, as appropriate.Morelli Albert...
Short circuit protective device K Randle 被引量: 28发表: 1964年 Coordination and application of contactor or starter with short circuit protective device(Part 1) The coordination requirements and test methods of short circuit protective device (SCPD) in standard GB14048.4 are introduced. The ...
short-circuit current 电力系统在运行中 ,相与相之间或相与地(或中性线)之间发生非正常连接(即短路)时流过的电流。其值可远远大于额定电流 ,并 取决于短 路点距电源的电气距离。例如,在发电机端发生短路时,流过发电机的短路电流最大瞬时值可达额定电流的10～15倍。大容量电力系统中,短路电流可达数万安。这会...
1) short circuit protected electrical devices 短路保护电器SCPD 2) short-circuit protective device 短路保护电器 3) short circuit protection device 短路保护器 例句>> 4) generator short circuit protection 发电机短路保护 5) circuit protector 电路保护器 ...
Device for motor and short-circuit protection device for motor and short-circuit protectionhes. One of the branches comprises a first thermistor (1) serving as an overload protective means an H Tomas 被引量: 24发表: 1994年 METHOD, DEVICE AND SWITCH FOR PROVIDING SHORT-CIRCUIT PROTECTION FOR ...
a设备不应配备产生的短路电流保护装置动作而切断设备与供电网连接的保护装置。 The equipment should not provide the short-circuit current protective device movement which produces to shut off the equipment and the supply network connection protective device.[translate]...
PURPOSE:To obtain the short-circuit preventing device which is not influenced by the difference of a manufacturing parameter, etc., by determining arbitrarily a short-circuit prevention time. CONSTITUTION:In order to prevent a fact that a control signal for connecting a power source and a control...
4) short circuit protective device (SCPD) 短路保护装置 例句>> 5) short circuit object driving device 短路块驱动装置6) brush lifter with short circuiter 举刷和短路装置补充资料:短路 分子式:CAS号:性质:电池内部极性相反的两片(或两组)极板彼此电接触。稳定接触称为牢固短路(hard short circuit),...
6) short-circuit protective device 短路保护电器 补充资料:抽水蓄能发电电动机继电保护 抽水蓄能发电电动机继电保护 generator/motor ehoushu一xu’neng fod一on一d一ondongJ一J一d一on boohu抽水,能发电电动机继电保护(r elay protec-tion of pumped storage generator/motor)检侧发电电动机电气故障或异常运行...