Descriptions:
We offers a wide range of porcelain station post insulators. For decades, these products have demonstrated reliable performance in various types of applications all over the world. Porcelain insulators are the traditional choice for distribution and transmission line, busbar and apparatus insulation. Manufactured from high-quality non-porous electrical porcelain, they provide long life and cost-effective solutions for a majority of applications.
Specifications:
Type | TR-205 | TR-208 | TR-210 | TR-214 | TR-216 | |
Creepage distance mm | 394 | 610 | 940 | 1092 | 1829 | |
Cantilever strength kN | 8.9 | 8.9 | 8.9 | 8.9 | 6.7 | |
Tensile strength kN | 38 | 44.5 | 53 | 62 | 71 | |
Torsion strength N.m | 791 | 904 | 1130 | 1356 | 1695 | |
Compression strength kN | 44.5 | 44.5 | 66.7 | 66.7 | 111 | |
Low frequency flashover voltage | Dry flashover kV | 85 | 110 | 145 | 170 | 235 |
Wet flashover kV | 55 | 75 | 100 | 125 | 180 | |
Critical impulse flashover voltage | Positive kV | 125 | 170 | 225 | 280 | 390 |
Negative kV | 200 | 250 | 290 | 340 | 475 | |
Low frequency withstand voltage | Dry withstand | 50 | 70 | 95 | 120 | 175 |
Wet withstand | 45 | 60 | 80 | 100 | 145 | |
Impulse Withstand Voltage kV | 110 | 150 | 200 | 250 | 350 | |
Weight kg | 7 | 11 | 16 | 21 | 30 | |
Applicable Standard: ANSI C29.9 |
Features:
1.Porcelain part of this series post insulator is solid construction with cylinder sand on cementing part.The porcelain body was bond with metal part by cement.Brown glaze color on porcelain surface which also can be white or gray as per customer’s requirement.
2.The material for metal part adopt nodular cast iron with high mechanical strength conducting hot galvanizing and better resistant to rust.
Competitive advantages:
1. Efficient and fast responses are pre-requisite.
2. Maintain composure and patience in the face of difficult situations of clients.
3. Training of introduction of equipment are offered according to client's demand.
4. Build up long-term and stable partnerships, and constantly provide high-quality products.
5. Equipment are guaranteed up to one year and an overall after-sales service is provided.