| Product name: | QBN系列电气化铁道用棒式绝缘子 | ||||||
| specification: | ![]() |
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| Category: | High voltage electrical appliances -- 铁道绝缘子 | ||||||
| Price: | factory price | ||||||
| Brand: | Shanghai | ||||||
| Place of Origin: | China | ||||||
| Available Quantity: | batch | ||||||
| delivery cycle: | Spot goods (or inquire by telephone) | ||||||
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型号 |
QBN-25 |
QBN1-25 |
QBN2-25 |
QBN3-25 |
QBN4-25 |
QBZ1-25 |
QBZ2-25 |
QXZ1-25 | |
|
主要尺寸 MM |
H |
610 |
660 |
760 |
850 |
820 |
740 |
850 |
700 |
|
h |
362 |
410 |
500 |
580 |
568 |
400 |
480 |
440 | |
|
D |
165 |
165 |
185 |
185 |
180 |
170 |
185 |
145 | |
|
d |
62(50) |
62(50) |
78 |
78 |
78 |
78 |
78 |
| |
|
额定电压 KV |
25 |
25 |
25 |
25 |
25 |
25/3 |
25/3 |
25/3 | |
|
爬电距离 MM |
920 |
1000 |
1200 |
1400 |
1400 |
1000/120 |
1200/140 |
1000/120 | |
|
工频电压 KV |
干闪络 |
115 |
140 |
180 |
200 |
200 |
140 |
180 |
140 |
|
湿闪络 |
90 |
120 |
150 |
170 |
170 |
120 |
150 |
120 | |
|
耐污性能 |
监密(mg/cm2) |
0.1 |
0.1 |
0.25-0.35 |
0.35 |
0.35 |
0.1 |
0.25-0.35 |
0.1 |
|
闪络电压 KV |
35 |
35 |
32 |
35 |
35 |
35 |
32 |
35 | |
|
50%全波冲击闪络电压 KV |
185 |
230 |
300 |
320 |
320 |
230 |
300 |
230 | |
|
抗弯破坏负荷 N |
4000 |
4000 |
8000 |
8000 |
8000 |
8000 |
8000 |
4000 | |
|
重量 KG |
15 |
16 |
22 |
24 |
25.4 |
20 |
24 |
14 | |
|
绝缘子种类 |
中污型 |
重污型 |
特重污型 |
双重绝缘或高海拔地区 |
双重绝缘隧道 | ||||
QBN系列电气化铁道用棒式绝缘子