Overhead Line ANSI 57-4L Series Porcelain Line Post Insulator
Overhead Line ANSI 57-4L Series Porcelain Line Post Insulator image
Get Latest Price Request a quote
Quick Details
Product Details
ANSI 57-4L Product Description
Specifications
1. original insulator producer
2. superior properties of low and medium temperature resistance;
3. strong aging resistance;
4. nice appearance & long service time.
5. comman glaze and semi-conductor glaze, color brown and gray both available.
6. free sample, professional porcelain insulator supplier.
ANSI CLASS | With long stud | 57-1L | 57-2L | 57-3L | 57-4L | 57-5L |
With short stud | 57-1S | 57-2S | 57-3S | 57-4S | 57-5S | |
Fig. No. | 1 | 2 | 3 | 4 | 5 | |
Creepage Distance (mm) | 356 | 559 | 737 | 1016 | 1143 | |
Dry Arcing Distance (mm) | 165 | 241 | 311 | 368 | 430 | |
Cantilever Strength(kN) | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | |
Power Frequency Flashover Voltage |
Dry /kV | 70 | 100 | 125 | 140 | 160 |
Wet/kV | 50 | 70 | 95 | 110 | 130 | |
Critical Impulse Flashover Voltage |
Positive/kV | 120 | 160 | 200 | 230 | 265 |
Negative/kV | 155 | 205 | 260 | 340 | 380 | |
Radio Influence voltage |
Test Voltage to ground/kV | 15 | 22 | 30 | 44 | 44 |
Maximum RIV at 1MHz/uV | 100 | 100 | 200 | 200 | 200 |
We are China Overhead Line ANSI 57-4L Series Porcelain Line Post Insulator manufacture and supplier,You can get more details with Email,you will get cheap price or factory price.
Get Latest Price Request a quote
Popular Ceramic Insulator Products
IEC Standard C8-325 Porcelain Post Insulator for Substation
Anti-Fog Suspension Porcelain Insulator/120kn Disc Suspension Ceramic Insulator
11 Kv Pin Insulator P-11-Y for Cambodia, Myanmar, Thailand, Malaysia and Brunei
Fitting Base for Ceramic Insulator/Porcelain Insulator
Tr 205/208/210/214/216 Solid-Core Station Post Ceramic Insulator
ANSI 52-2 Porcelain Disc Suspension Ceramic Insulator for Transmission Line
Popular Line Post Insulators Products
45kv Polymer Line Post Insulators
ANSI 53-4 Line Post Insulators Porcelain Insulator
15kv Composite Pin Type Insulators
12kv Composite Line Post Insulators
Porcelain Insulator for High Voltage ANSI 53-2 Line Insulators
Popular pk-insulator Products
C6-60 IEC Solid-Core Post Porcelain Insulators
Electricity Strain Composite Silicone Suspension Long Rod Insulator
C6-750-4300 IEC Station Post Insulators for Substation
17.5kv Capacitor Bushing Insulator for Power Capacitor
220kv-800kv SF6 Porcelain Hollow Insulator for Circuit Breaker
330kv Outdoor Station Post Porcelain Insulators
Popular Porcelain Insulator Products
33kv High Voltage Porcelain Disc Suspension Ceramic Insulator
ANSI 55-3 Pin Type Insulator for High Voltage
54-1 33kv Medium Voltage Porcelain/Ceramic Stay Insulator
ED-2b Low Voltage Shackle Insulator 64mm 11kn
ANSI Class Gy3 China Factory Porcelain Ceramic Stay Isolators
ANSI 55-2 Pin Type porcelain Insulator/Ceramic Pin Insulator
Tags: Ceramic Insulator, Line Post Insulators, pk-insulator, Porcelain Insulator