• Disc suspension porcelain insulators

Disc suspension porcelain insulators

Disc suspension porcelain insulators are mainly used on high-voltage overhead transmission and distribution lines to support and insulate conductors. The normal type disc suspension porcelain insulators include standard type and large creepage distance type insulators. These insulators are widely used in clean areas and light pollution areas. Please contact us! Email:

Product Details

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Description

Skype: liujingmec
liujing@mec.com.cn
 
Disc suspension porcelain insulators are mainly used on high-voltage overhead transmission and distribution lines to support and insulate conductors. The normal type disc suspension porcelain insulators include standard type and large creepage distance type insulators. These insulators are widely used in clean areas and light pollution areas. 
Type
 
 
 
 
 
 
 
Class
 
 
 
 
 
 
IEC
Unite spacing
 
 
(H)
 
 
mm
Nominal diameter
 
 
(D)
 
 
mm
Nominal
creepage
distance
 
(L)
 
 
mm
Coupling size
 
 
 
 
 
 
Rated E&M failing load
 
 
 
kN
Routine tension load
 
 
 
 
kN
Impact failing load
 
 
 
 
N. m
Power-frequency withstand voltage
Dry lightning impulse withstand voltage
 
 
kV
Power-frequency puncture voltage
 
 
 
 
 
kV
Radio-interference voltage
Unite mass
 
 
 
 
 
 
kg
Wet
 
 
 
kV
Dry
 
 
 
kV
Test voltage to ground
kV
Max. RIV at 1 MHz
 
μV
Xp1-40
U40B
110
175
190
11
40
20
5
30
55
75
90
7.5
50
2.4
Xp-40c
U40C
140
190
200
11C
40
20
5
30
55
75
90
7.5
50
2.7
Xp-70
U70BL
146
255
295/340
16
70
35
6
40
70
100
110
10
50
4.6/5.3
Xp-70C
U70C
146
255
295
16C
70
35
6
40
70
100
110
10
50
4.8
XP1-70
U70BS
127
255
295/320
16
70
35
6
40
70
100
110
10
50
4.6/4.8
Xp4-70
U70BL
146
270
330
16
70
35
6
40
70
100
110
10
50
5.00
Xp5-70
U70BL
146
200
210
16
70
35
6
30
50
80
110
10
50
3.7
Xp-80
U80BM/L
140/146
255
295
16
80
40
6
40
70
100
110
10
50
4.9
Xp-100
U100BL
146
255
295/320
16
100
50
7
40
70
100
110
10
50
5.7/6.0
Xp3-100
U100BL
146
280
340
16
100
50
7
40
70
100
110
10
50
6.6
 

Company Profile

We specialize in the production of primary power equipment, including metal oxide surge arrester(MOA), polymer housed metal oxide arrester for transmissionlines, metal oxide varistor,on-line monitors for surge arrester and surge arrester monitor and so on.
After 30years technical innovation and industrial transformation, we have yearly production capacity for 4.5 million pieces ofΦ32-128metal oxide varistor (MOV), 0.5 million sets of 0.22-1000KV metal oxide surge arrester.
Our main products have passed ISO9001 quality management system certificate, ISO14001 environment management system certificate, OHS18001 occupational health and safty management system certificate and KEMA Netherland certificate.
Our arrester market share reaches above 32% in China market, especially 500KV surge arrester bid winning rate in the scale bidding of state grid corporation of China in the lastest three years, was the top one during the same industry in China.
 
 
 

MEC

 

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