Bending Plate Insulator

A bending plate insulator is a specialized electrical insulator designed to provide mechanical support and electrical insulation in high-voltage applications, particularly where the conductor or busbar needs to change direction (bend). These insulators are commonly used in substations,...

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Product Introduction

A bending plate insulator is a specialized electrical insulator designed to provide mechanical support and electrical insulation in high-voltage applications, particularly where the conductor or busbar needs to change direction (bend). These insulators are commonly used in substations, switchyards, and overhead transmission lines.

Key Features of Bending Plate Insulators

Material:

Typically made of porcelain, glass, or composite polymer (silicone rubber or EPDM).

Composite insulators offer better resistance to pollution and lighter weight.

Design:

Engineered to withstand mechanical stresses caused by bending moments and torsional forces.

May have a curved or angled shape to accommodate conductor direction changes.

Applications:

Used in busbar supports, disconnector switches, and transmission line angle towers.

Suitable for indoor and outdoor installations, depending on material and coating.

Electrical & Mechanical Properties:

High dielectric strength to prevent flashovers.

Resistant to UV, moisture, and pollution (for outdoor use).

Strong mechanical load-bearing capacity (tensile, compressive, and bending forces).

Advantages:
✔ Flexibility in Installation – Allows smooth directional changes in conductors.
✔ Durability – Resists environmental and electrical stresses.
✔ Lightweight Options – Polymer insulators reduce structural load.

Drawing

Type	Picture	Dimensions	Remark
WB1-40.5KV/85			40.5KV bent plate is suitable for distribution cabinets with voltage of 40.5KV and below; this model is equivalent to KYN61 bent plate.
WB2-40.5KV/184
WB-40.5/ABB