S11-M-80⼀10正负2*2.5百分之⼀0.4KVD,Yn-11变压器是什么类型的,每个符号代表什么?

2024年11月01日 13:33
有3个网友回答
网友(1):

这是一台普通油浸配电变压器。
1、正确型号表示法:S11-M-80/10。
2、S代表三相,M代表全密封型,变压器油与空气是隔绝的。
3、11是变压器设计序号,代表变压器的性能参数符合哪个标准。这是目前的大路货。
4、高压方有5档调压,正确的表示法:10000±2X2.5%(V),也就是高压输入电压,可以是:10000X1.05=10500V(一档)、10000X1.025=10250V(二档)、10000X1=10000V(额定档)、10000X(1-0.025)=9750V(四档)和10000X(1-0.05)=9500V(五档)。低压输出是400V.
5、变压器的联结组标号为Dyn11。高压是D接(三角接),低压是y接(星接),并有n代表有中性点(零线)引出。高压与低压相差30度电角度。是很常规的接法。
6、变压器容量为80kVA,是一台小容量的配电变压器。

网友(2):

S11-M-80/10表示三相铜绕组全封闭变压器,生产序列号是11为节能型,容量为80kVA,额定电压为10kV.每个档位的电压差为5%,二次侧额定电压为0.4kV,连接组别是星角11(D.Yn11)

网友(3):

10kV油浸式变压空对空S11-M

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