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edits
Changes
→6.4.4 Switching Contacts
*'''Contact Phenomena under the influence of arcing Matertia'''
**'''Material transfer'''
Fig. 6.12: Material transfer under DC load a) Cathode; b) Anode.
6 Material: AgNi0.15; Switching parameters: 12VDC, 3 A, 2x10 operations
**'''Arc erosion'''
Fig. 6.13 Arc erosion of a Ag/SnO<sub>2</sub> contact pair after extreme arcing conditions
a) Overall view; b) Partial detail view
**'''Contact welding'''
Fig. 6.14: Micro structure of a welded contact pair (Ag/SnO<sub>2</sub> 88/12 - Ag/CdO88/12)
after extremely high current load. a) Ag/SnO<sub>2</sub> 88/12; b) Ag/CdO88/12
