Indoor and outdoor-indoor bushings

Indoor and outdoor-indoor bushings are one of transformer bushings used for electrical systems and made from high strength porcelain, and also made by wet process porcelain.

Indoor and outdoor-indoor bushings

1. Indoor bushings type
Description:
Bolt type bushings made of C130 porcelain material, equipped with aluminum or hot-dip galvanized cast iron fittings, assembled on the ceramic part using sulphur cementing.

Applications:
As insulation of cable wall passages in switching stations under indoor conditions, AC medium voltage systems up to 3150 A and 100 Hz.

2. Outdoor-indoor bushings
Description:
Bolt type bushings made of C130 porcelain material, equipped with aluminum or hot-dip galvanized cast iron fittings, assembled on the ceramic part using sulphur cementing.

Applications:
As insulation of cable wall passages in switching stations under indoor and outdoor conditions, AC medium voltage systems up to 3150 A and 100 Hz.

3. Bus-bar indoor bushings type and Outdoor-indoor bushings
Description:
Bus-bar type bushings made of C130 porcelain material, equipped with aluminum or hot-dip galvanized cast iron fittings, assembled on the ceramic part using sulphur cementing. Supplied without bus bars.

Applications:
As insulation of cable wall passages in switching stations under indoor or indoor and outdoor conditions, AC medium voltage systems up to 3150 A and 100 Hz.

 

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