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FUZHOU SINGREE IMP.& EXP.CO.,LTD.
| Payment Type: | L/C,T/T |
|---|---|
| Incoterm: | FOB,CFR,CIF |
| Min. Order: | 1000 Piece/Pieces |
| Delivery Time: | 30 Days |
Basic Info
Model No.: 57-21,57-22, 57--23, 57-24, 57-25
Application: Insulators
Type: Solid
Material: Porcelain
Certification: 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
High voltage line Post Insulator 57-2 series are made of ceramic and are manufactured to ANSI standards. Porcelain Insulator have passed ISO9001 SQA. Line post type insulator suitable for high voltage line insulation, the 57-2 series Ceramic Line Post Insulator includes 57-21,57-22,57-23,57-24,57-25.
| MAIN DIMENSIONS AND STANDARD PARTICULARS | ||||||
| ANSI Class | 57-21 | 57-22 | 57-23 | 57-24 | 57-25 | |
| 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 |
| Wet, kv | 70 | 100 | 115 | 135 | 160 | |
| Critical Impulse Flashover Voltage | Pos., kv | 130 | 180 | 210 | 255 | 290 |
| 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 | 7.5 | 10.5 | 12.7 | 16.8 | 19.5 | |
Product Categories : Porcelain Insulator > Line Post Insulator
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