Wall Bushing

Wall Bushing

The Wall Bushing is an insulation support and sealing component for cables or busbars passing through walls or cabinet partitions in medium voltage distribution systems. It is widely used in switchgear, cable branch boxes, and ring main units. The bushing ensures safe electrical passage from one side of a wall or partition to the other.
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Description

Technical Parameters

 

Parameter

Value

Rated Voltage

12kV / 24kV / 40.5kV

Rated Current

Customized Per Request

Material

Epoxy Resin Casting

Interface Standard

Inner Cone / Outer Cone Optional

Protection Level

IP67

Installation

Flange Mounting

 

Insulated Support for Cable and Busbar Pass-Through

 

The Wall Bushing is an insulation support and sealing component for cables or busbars passing through walls or cabinet partitions in medium voltage distribution systems. It is widely used in switchgear, cable branch boxes, and ring main units. The bushing ensures safe electrical passage from one side of a wall or partition to the other.

We are ChangZhou HY Power Electric Co., Ltd. We started production on March 18, 2024. Our factory covers 1,400 square meters. We have 28 permanent employees. Our monthly capacity reaches over 500 cable accessory units. We have our own R&D team. We cooperate with Schneider Electric's authorized factories in China.

 

Functions and Applications

 

In distribution equipment, cables or busbars often need to enter the cabinet from outside or pass from one compartment to another. The Wall Bushing provides reliable insulation support and electrical isolation at the pass-through point. It withstands phase-to-phase and phase-to-ground voltage. It prevents creepage and breakdown. The bushing also seals against moisture and foreign objects entering the equipment. The Wall Bushing is widely used in KYN series switchgear, ring main units, and cable branch boxes. It is an essential component for safe power distribution.

 

Structure and Material

 

The Wall Bushing uses epoxy resin casting. This gives excellent electrical insulation and mechanical strength. The ends usually have standard interfaces. These connect to cable connectors, busbars, or switchgear. The flange design makes it easy to mount on walls or cabinet panels. The middle section is lengthened to increase creepage distance. This adapts to different pollution level environments. The Wall Bushing gives you a reliable and durable pass-through solution.

 

Quality Assurance and Service

 

We strictly inspect all purchased parts. During production, every step has self-inspection and spot checks. Before shipping, each Wall Bushing gets a full inspection. We accept third-party inspections. We support OEM and ODM services. The minimum order quantity is 1 unit. Standard products take 25 working days. We offer a one-year warranty. Before the sale, we provide selection advice and design solutions based on your project needs. After the sale, we provide video guidance for installation.

 

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