The unusual electrical erosion of high tungsten content, tungsten copper contacts switching load current in vacuum

IEEE Transactions on Components and Packaging Technologies

Volumn 24, Issue 3, 2001, Pages 320-330

  Slade, Paul G ^a,b   Li, Wangpei ^b   Loud, Leslie D ^b   Haskins Jr , Richard E ^b  

^a IEEE   (United States)

^b EATON CORPORATION   (United States)

Author keywords

Arc erosion; Vacuum arc; Vacuum interrupters; W Cu

Indexed keywords

ELECTRICAL EROSION; SWITCHING LOAD CURRENT; TUNGSTEN COPPER;

ELECTRIC CURRENTS; ELECTRIC LOADS; ELECTRIC PROPERTIES; SWITCHING; VACUUM APPLICATIONS;

TUNGSTEN ALLOYS;

EID: 0035441339     PISSN: 15213331     EISSN: None     Source Type: Journal    
DOI: 10.1109/6144.946474     Document Type: Article

References (9)

1. Effective erosion rates for selected contact materials in low-voltage contactors
2. Influence of contact geometry and current on effective erosion of Cu-Cr, Ag-WC, and Ag-Cr vacuum contact materials
3. Erosion and ionization in the cathode spot regions of vacuum arcs
4. Cathode erosion rates in vacuum-arc discharges
5. Erosion products from the cathode spot region of a copper vacuum arc
6. Suppression of pip and crater formation during interruption of alternating current circuits
7. Sequential modes of drawn vacuum arcs between butt contacts for currents in the 1 kA to 16 kA range
8. The effect of electrode material on the initial expansion of an arc in vacuum