Insulating material Vo
Insulating material Vo
(OP)
Can anyone shed some light on the above material specification . I need to know if what V o actually is ? ie a material type or some to do with flame retardent class for insulating materials?
The above is used in a description for a comb bus bar assembly for single phase mcb distribution.
The above is used in a description for a comb bus bar assembly for single phase mcb distribution.






RE: Insulating material Vo
Vypro which is trade name for Polypropylene
Vinyon which is trade name for Polyvinylchloride
Velon which is trade name for Polyethylene HD
etc.
Reference:
Fink D.G. and Carroll J.M. "Standard Handbook for Electrical Engineers," McGraw-Hill Book Co., 10th Edition, 1968, Tables 4.67 and 4.70