For our company, the service quality of customer relationship is as important as the technical quality of products. Therefore, customers are confident in our Polymer Suspension insulator for electrified railway, Composite Post insulator for electrified railway, 10kV Composite Pin Insulator . Quality plus concept is our tenet, serving customers wholeheartedly is our criterion. Our company has a number of invention and utility patents, and the entire process flow is produced and tested in accordance with advanced standards.

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 |
Good quality comes to start with; service is foremost; organization is cooperation' is our enterprise philosophy which is regularly observed and pursued by our firm for 25kv Polymer Sation Post Insulators. Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of team building, attempting hard to boost the standard and liability consciousness of personnel customers. We provide wholesale prices on all our quality parts so you are guaranteed greater savings.
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