Ventillation fans in a vacuum - fans are failing - windings fault to earth

[ryanmech]

Hi

Short question: What type of winding insulation should be used for a fan motor that is within a vacuum?

please see details and PLEASE RESPOND in the thread:

http://www.eng-tips.com/viewthread.cfm?qid=395029&action=updated

all suggestions much appreciated
regards
ryan

Ryanmech
Scott Technology Ltd NZ
Machinery automation