Application: | High-voltage, High-temperature |
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Material: | Semiconductor |
Structure: | Antifouling Insulator |
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Diameter: 320mm | Height: 146mm | Creepage distance:550mmModel:U70BLP
U Refers To Disc Suspension Insulator
70 indicates a rated Mechanical failing load of 70kN
B For Ball And Socket Type | L For Long steel feet | P For Anti-Pollution type glass Insulator
280- indicates that the diameter of the insulator disc is 280mm,and there are also insulators with disc diameters of 320mm.
146- indicates that the height of the insulator structure is 146mm.
450- indicates that the creepage distance of the insulator is 450mm,and there are also insulators with creepage distances of 550mm.
IEC designation |
Mechanical failing load |
Nominal Diameter D |
Nominal Spacing P |
Creepage distance L |
Socket coupling |
Wet power frequency withstand voltage |
Dry lightning impulse withstand voltage |
Power frequency puncture voltage |
Net weight |
kN | mm | mm | mm | mm | kv | kv | kv | kg | |
U70BLP | 70 | 280 | 146 | 450 | 16 | 50 | 125 | 130 | 5.8 |
U70BLP1 | 70 | 320 | 146 | 550 | 16 | 55 | 140 | 130 | 9.2 |
U100BLP | 100 | 280 | 146 | 450 | 16 | 50 | 125 | 130 | 5.8 |
U100BLP1 | 100 | 320 | 146 | 550 | 16 | 55 | 140 | 130 | 9.2 |
U120BLP | 120 | 280 | 146 | 450 | 16 | 50 | 125 | 130 | 5.8 |
U120BLP1 | 120 | 320 | 146 | 550 | 16 | 55 | 140 | 130 | 9.2 |
U160BMP | 160 | 280 | 155 | 450 | 20 | 50 | 125 | 130 | 7.1 |
U160BMP1 | 160 | 280 | 170 | 450 | 20 | 50 | 125 | 130 | 7.2 |
U160BSP | 160 | 320 | 146 | 550 | 20 | 55 | 140 | 130 | 9.4 |
U160BLP | 160 | 320 | 170 | 550 | 20 | 55 | 140 | 130 | 9.6 |
U160BLP1 | 160 | 320 | 155 | 550 | 20 | 55 | 140 | 130 | 9.5 |
U210BP | 210 | 320 | 170 | 550 | 20 | 55 | 140 | 130 | 10.2 |
U240BP | 240 | 320 | 170 | 550 | 20/24 | 55 | 140 | 130 | 10.2 |
U300BP | 300 | 380 | 195 | 635 | 24 | 60 | 155 | 130 | 14.5 |
U300BP1 | 300 | 390 | 195 | 690 | 24 | 60 | 155 | 130 | 15 |
U300BP2 | 300 | 340 | 195 | 550 | 24 | 55 | 140 | 130 | 12.5 |
U420BP | 420 | 300 | 205 | 620 | 28 | 55 | 140 | 140 | 15.8 |
Power frequency electric arc voltage:0.12s/20ka | |||||||||
Impulse puncture voltage:2.8 P.U | |||||||||
Corona visual test :18P/22C kV | |||||||||
Radio interference voltage(10kV 1MHz):50μv |
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.
Bell-shaped glass insulators are mainly used in high-voltage transmission lines and substations for electrical insulation and mechanical support.
Why choose us?
1.Source factory, self-produced and self sold, low price.