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Ms. Ada
Leave a messagePayment Type: | L/C,T/T |
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Incoterm: | FOB,CFR,CIF |
Min. Order: | 1000 Piece/Pieces |
Delivery Time: | 30 Days |
Basic Info
Model No.: 57-11,57-12, 57--13, 57-14, 57-15
Application: Insulators
Type: Solid
Material: Porcelain
Certification: SGS, ISO9001
Color: Brown
Additional Info
Packaging: Carton, Wooden case, Sack
Transportation: Ocean,Land
Place of Origin: Fuzhou, China
HS Code: 85462090
Port: FUZHOU
Product Description
57-1 series porcelain Line Post Insulator can be installed horizontally and vertically on the support structure, with long service life, the post power line insulator made of inorganic materials, and will not age. we also have sale Ceramic Line Post Insulator of 57-2 Series Line Post Insulator.
1. Ambient Temperature: -40° C to +40° C
2. Altitude: Do not exceed 1000m; (1000m and above can be amend base on GB311.1-1997)
3. Frequency: Do not exceed 100Hz
4. Nominal voltage: above 1000V
5. Mechanical Load: Do not exceed the rated value of each product
6.Test Voltage to Ground, kv
MAIN DIMENSIONS AND STANDARD PARTICULARS | |||||
ANSI Class | 57-11 | 57-12 | 57-13 | 57-14 | 57-15 |
Creepage Distance, mm | 356 | 559 | 737 | 1015 | 1145 |
Dry Arcing Distance, mm | 165 | 241 | 311 | 368 | 438 |
Cantilever Strength, kn | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 |
Low Frequency Flashover Voltage Dry, kv | 80 | 110 | 125 | 150 | 175 |
Low Frequency Flashover Voltage Wet, kv | 60 | 85 | 100 | 125 | 150 |
Critical Impulse Flashover Voltage Pos,kv | 130 | 180 | 210 | 255 | 290 |
Critical Impulse Flashover Voltage Neg,kv | 155 | 205 | 260 | 340 | 380 |
Test Voltage to Ground, kv | 15 | 22 | 30 | 44 | 44 |
Maximum RIV at 1000KHZ, μv | 100 | 100 | 200 | 200 | 200 |
Net Weight, Each Approx., kg | 6.8 | 3 | 11.8 | 15.9 | 18.6 |
We warmly welcome friends both domestic and abroad to visit our company, if you have any questions, please contact with us directly.
Product Categories : Porcelain Insulator > Line Post Insulator