KHIA headerKnow-How in Action

VOL XXXII, NO 89

Belzona® Stops High Voltage Circuit Breaker Leak

 
 

Industry:

Power (POWR)

 
 

Application:

Valves, Pipes and Fittings (VPF)

 
 

Customer Location:

Electricity distributiion company, Queensland, Australia

 
 

Application Date:

September 2015

 
 

Application Situation:

An aging circuit breaker seal had failed.

 
 

Problem:

With a broken seal, SF6 gas was leaking into the environment. SF6 is potent greenhouse gas and subject to strict environmental control.

 
 

Products:

Belzona 1212

 

Substrate:

Aluminium

 
 

Application Method:

After Bristle blasting the substrate a wrap incorporating Belzona 9341 (Reinforcement Tape) in Belzona 1212 was applied around the circumference in accordance with Belzona System Leaflet VPF-11. The repair was allowed to cure overnight before returning to service.

 
 

Belzona Facts:

The Belzona repair ensured minimal downtime was incurred.

 
 

Photographs Description

1. Damaged Circuit Breaker 2. Surface Preparation underway  3. Application of Belzona 1212 wrap being carried out. 4. Completed Application

 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com