| Customization: | Available |
|---|---|
| Application: | High-voltage, Low-voltage, High-temperature |
| Material: | Porcelain |
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Standard Porcelain Line Post Insulators Crack Resistant with IEC Standard Porcelain Line post Insulators ANSI 57-5
Our porcelain insulators are manufactured using a wet porcelain process and cured in an environmentally controlled production facility to ensure a complete and even cure of the porcelain while also resulting in the highest quality surface finish.
As Supply Chain Management of medium voltage electrical equipment.We also can supply glass insulator,Fuse Cut-out
Specifications:
| ANSI CLASS | Creepage distance (mm) | Dry arcing distance (mm) | cantilever strength (kN) | Lower frequency flashover voltage | Critical impulse flashover voltage | Test voltage to ground (kV) | |
| Dry(kV) | Wet(kV) | Positive(kV) | |||||
| 57-1 | 356 | 165 | 12.5 | 70 | 50 | 120 | 15 |
| 57-2 | 559 | 241 | 12.5 | 100 | 70 | 160 | 22 |
| 57-3 | 737 | 311 | 12.5 | 125 | 95 | 200 | 30 |
| 57-4 | 1015 | 368 | 12.5 | 140 | 110 | 230 | 44 |
| 57-5 | 1145 | 438 | 12.5 | 160 | 130 | 265 | 44 |
| 57-6 | 1364 | 489 | 12.5 | 180 | 150 | 300 | 44 |
Q1: Pre-sales service:
A: Choose the proper reactor type,Installation recommendations and to provide technical information,Satisfied users
of the special design requirements
Q2: What's the payment term?
A: We accept T/T, L/C, Cash,OA.
Q3: What's the delivery time?
A: Usually 2-4 weeks. Or according to quantities
Q4: What's the standard of package?
A: Export standard package or special package as the requirement of customers.
Q5: After-sales service:
A: Offer professional equipment installation instructing,Provide spare parts for wearing parts(such as post insulator,
bolt, etc.)
Q6: Where is your mainly market?
A: We mainly ship to European, South America, North America, etc.
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