U210B (170/280/400) Glass Insulator
U210B Disc Suspension Toughened Glass Insulator
- Widely used in high-voltage transmission lines (10kV to 1000kV) on tangent or tension towers for suspending or straining conductors.
- Used in power plants and substations for equipment insulation.
- Brand: QOCI
- Catalog ID: UG210B170/400N
- Type: Standard Type
- Material: Glass Dielectric ， Forged steel cap & pin
- Place of Origin: Jiangxi
Product Information
IEC Stand :U210BL
| U | Disc Suspension Insulator |
| 210 | Mechanical failing load of 210kN |
| B | Ball And Socket Type |
| L | Longer steel pin，Assembled to achieve a product structural height of 170mm. |
Dimensional data
|
Spacing(S) |
170mm |
|
Diameter(D) |
280mm |
|
Creepage distance (L) |
400mm |
|
Socket coupling |
20mm |
Mechanical values
|
Mechanical failing load |
210kN |
|
Mechanical residual strength |
168kN |
Electrical Values
|
Dry power frequency withstand voltage |
75kV |
|
Wet power frequency withstand voltage |
45kV |
|
Dry lightning impulse withstand voltage |
110kV |
|
Power frequency puncture voltage |
130kV |
Radio-influence Voltage
|
RIV test voltage rms to ground Maximum RIV at 1000 kHz: |
10 kV 50 μV |
|
Corona visual lest P/C |
18/22 KV |
|
Power frequency electric arc voltage |
0.12s/20kA |
Packing information
|
Net weight |
7.2kg |
|
Carton Quantity: |
3pcs |
-
3pcs/Crate
-
3pcs/Crate
-
3pcs/Crate
Industry Standard(s)
Manufactured accordance with IEC60383-1:2023，MOD / GB/T1001.1
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