DESCRIPTION :
Specifications are same as given on page 34 the only difference is that imported bare with Eureka wire (having high stability and strength) is wound on a thick wall porcelain/cement pipe having a deeply grooved outer surface to provide air conducts for convection cooling. Contact with Eureka resistance wire is made by two copper brushes having large contact area to give smooth current control and very little wear. The special brass slider moves the full length of the Rheostat, moves rapid with ease. For different ranges of groove type rheostat please refer to the following table : |
