
Product Name: Polymer Post railway Insulators
Model Number: FZSW-50/4
Type: Post Insulator
Application: High Voltage, Railway Insulators, High Voltage Lines
Standard: IEC 61952
Housing Material: HTV Silicone Rubber
Core Rod Material: ECR Fiberglass
Tensile Strength: High Mechanical Strength
Color: Grey
Place of Origin: Wuhan, China
Brand Name: Wuhan Line Power
OEM Service: Available
Packing: Carton / Pallet / Wooden Box
Technical Specifications
General Information
| Item | Description |
|---|---|
| Product Name | Composite Line Post Insulator |
| Model | FZSW-50/4 |
| Application | High Voltage Railway Lines |
| Rated Voltage | 50 kV |
| Standard | IEC 61952 |
| Color | Grey |
Dimensions
| Parameter | Value |
|---|---|
| Height | 1381 ± 20 mm |
| Min. Dry Arcing Distance | 1160 mm |
| Min. Creepage Distance | 3200 mm |
| Core Rod Diameter | Ø50 mm |
| Number of Sheds | 27 |
Mechanical Characteristics
| Parameter | Value |
|---|---|
| Max. Design Cantilever Load (MDCL) | 2 kN |
| Specified Cantilever Load (SCL) | 4 kN |
| Specified Tensile Load (STL) | 40 kN |
| Routine Tensile Load (RTL) | 20 kN |
Electrical Characteristics
| Parameter | Value |
|---|---|
| Rated Voltage | 50 kV |
| Power Frequency Withstand Voltage (Wet, 1 min) | 275 kV |
| Lightning Impulse Withstand Voltage | 630 kV |
Raw Materials
| Component | Material | Specification |
|---|---|---|
| End Fittings | Cast Iron / Cast Steel | Hot-dip galvanized |
| Galvanization Thickness | - | ≥ 86 μm |
| Core Rod | Epoxy Resin & ECR Glass Fiber | Diameter Ø50 mm |
| Weather Sheds | HTV Silicone Rubber | High hydrophobicity |
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