Glass Insulator U70-U300
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Product Details
1. Name: Glass Insulator
2. Standard of the Glass Insulator: IEC & ANSI &BS standard
3. Mechanical strength range of the Glass Insulator: From 40KN to 550KN
4. Package of the Glass Insulator: 6Pcs in one ply-wood case or by customer’s requirements.
5. Technical Data of Glass insulator are as below:
IEC Standard insulators | U70BS | U70BL | U120B | U160B | U160BL | U210BL | U300B | U420B |
Designation | LXP2-70 | LXP1-70 | LXP-120 | LXP4-160 | LXP-160 | LXP4-210 | LXP-300 | LXP-420 |
( mm ) Diameter D | 255 | 255 | 255 | 280 | 280 | 280 | 320 | 360 |
( mm ) Spacing H | 127 | 146 | 146 | 146 | 170 | 170 | 198 | 205 |
( mm ) Creepage L | 320 | 320 | 320 | 400 | 400 | 450 | 485 | 550 |
( mm ) Ball and Socket soupling | 16 | 16 | 16 | 20 | 20 | 20 | 24 | 28 |
( kN ) Mechanical failing load | 70 | 70 | 120 | 160 | 160 | 210 | 300 | 420 |
( kN ) Mechanical routine test | 35 | 35 | 60 | 80 | 80 | 105 | 150 | 210 |
( kV ) Wet power frequency withstand voltage | 40 | 40 | 40 | 45 | 50 | 50 | 50 | 50 |
( kV ) Dry lightning impulse withstand voltage | 100 | 100 | 100 | 110 | 110 | 125 | 130 | 140 |
( P.U ) Impulse puncture voltage | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 |
( kV ) Power frequency puncture voltage | 130 | 130 | 130 | 130 | 130 | 130 | 130 | 130 |
( µV ) Rodio influence voltage | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 |
( kV ) Corona visual test | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 | 18/22 |
Power frequency electric arc voltage | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA |
( kg ) Net weight per unit | 3.5 | 3.6 | 4.2 | 6.1 | 6.5 | 7.3 | 10.6 | 16 |
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