• National Carbon Brush Products

Copper Contacts

National Carbon Brush Products offers Copper Contacts. Low Voltage Ring Current Collector Developed from U.S.S.R. Origin For H.E.C. Electrical Excavator. Capacity 4.6 Cu Metre Having 10 Sliprings 500 V..D.C. Or 50hz for a column Of 85 Mm. in diameter. Permissible Load for 8 Rings is 30a 100% D.F. each. Permissible Load on remaining two ring current collector is 150a at 100% D.F.