

High voltage Anti-pollution or Anti-fog profile glass suspension insulator |
Domestic designation |
U120BLP |
U120BLP1 |
Ball and socket soupling |
mm |
16 |
16 |
Nominal Diameter D |
mm |
280 |
320 |
Spacing H |
mm |
146 |
146 |
Creepage L |
mm |
450 |
550 |
Minimum mechanical failing load |
kn |
120 |
120 |
Wet Power frequency withstand voltage |
kv |
50 |
55 |
Dry Lighting impulse withstand volatge |
kv |
125 |
140 |
Power frequency puncture voltage |
kv |
130 |
130 |
Radioinfluence voltage |
μv |
50 |
50 |
Electric iron visual test |
kv |
18/22 |
18/22 |
Power frequency electric arc volatge |
ka |
0.12S/20kA |
0.12S/20kA |
Impulse puncture voltage |
P.U |
2.8 |
2.8 |
Net weight |
kg |
5.8 |
8.2 |
(on the cap)
-Mechanical failing load:100
-Trade mark of the manufacture QX
(Abbreviation of Factory Name QuanXin)
Durable and Long-Lasting: The tempered glass construction of our insulators provides excellent resistance to environmental factors, ensuring long service life and reduced maintenance requirements.
Customizable and Available for Sampling: We offer customization options and provide free samples for users like you to test and evaluate our products before purchase, allowing for seamless integration into your specific application.
1. Model: U100BLP
U Refers To Disc Suspension Insulator |
B For Ball And Socket Type |
L Stands For Long Steel Foot |
P Stands For Antifouling Type |
2. Type: Anti-Pollution Or Anti-Fog Profile Toughened Suspension Type
3. Rated mechanical load: 100kn (about 10 tons)
4. Purpose: it is mainly used for high voltage/ultra-high voltage transmission lines, especially for harsh environments such as high pollution, high humidity, salt fog, industrial dust, etc., to provide electrical insulation and mechanical support.
5. The product model is in accordance with GB/T 7253-2005 and JB/T9683-2012(EC60305:1995MOD)
6. The connection structure is in accordance with GB/T4056-2008(IEC60120:1984,MOD) and BS 3288 part lll.
7. According to customer requirements, the locking pin can be either W-pin or R-pin.
lf there is no special instruction, W pin is used for U100BLP.



we welcome you to video factory inspection at any time during working hours in China.
Jiangxi QOCI Electric Co.,Ltd.has been specialized in research and development of latest high-strength functional glass and power transmission insulators,which is the qualified supplier for State Grid Corporation of China and Southern State Grid Corporation of China,and is a participating unit of product standard formulation of the National Insulator Standard Committee.
The main products type are :standard-type insulator,antipollution-type insulator,aerodynamic type insulator,multi-umbrella type insulator,ground-wires type insulator,post insulator for line,pin insulator.Products are mainly used for transmission line insulation, suspension, support, tension conductors.Our products are divided into 5 major series: the standard type 40-550kN,filth-resistant type 70-420kN,aerodynamic type 120-300kN,multi-umbrella type 120-300kN,and ground circuit type,able to be used for line voltage from 10kV~1000kV.




Why choose us?
1.Source factory, self-produced and self sold, low price.
2.More than ten years of operation, quality assurance.