Application: | High-voltage, High-temperature |
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Material: | Semiconductor |
Structure: | Antifouling Insulator |
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Diameter: 320mm | Height: 146mm | Creepage distance:550mmU120BLP is a glass insulator used for high-voltage transmission lines
Material: Tempered glass
Rated mechanical load: 120kN (approximately 12 tons)
Rated voltage: usually used for voltage levels of 35kV and above
Structure: Suspended structure, composed of iron cap, tempered glass umbrella plate, and steel feet
Domestic designation | U120BLP | U120BLP1 | |
QOCI Type | UG120B146/450H | UG120B146/550H | |
Mechanical failing load | kN | 120 | 120 |
Nominal Diameter D | mm | 280 | 320 |
Nominal Spacing P | mm | 146 | 146 |
Creepage distance L | mm | 450 | 550 |
Socket coupling | mm | 16 | 16 |
Wet power frequency withstand voltage | kv | 50 | 55 |
Dry lightning impulse withstand voltage | kv | 125 | 140 |
Power frequency puncture voltage | kv | 130 | 130 |
Radio interference voltage(10kV 1MHz) | μv | 50 | 50 |
Corona visual test P/C | kv | 18/22 | 18/22 |
Power frequency electric arc voltage | ka | 0.12S/20kA | 0.12S/20kA |
Impulse puncture voltage | P.U | 2.8 | 2.8 |
Net weight per unit | kg | 5.8 | 9.2 |
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.