Fig. 1. Magnetic arc reduction method.
Fig. 2. Example of contact make and break arc waveform.
Fig. 3. Flux density of single and double set-up.
Fig. 4. Relay contact and magnet dimension.
Fig. 5. Relay contact and magnet set-up.
Fig. 6. Arc waveform measurement of contact.
Fig. 7. Waveform of break condition at AC 220/5 A (a) without
Fig. 9. Arc duration according to magnet distance.
Fig. 10. Arc energy of break condition during magnet (a) 110 V/5 A, (b) 110 V/10 A, (c) 220 V/5 A, and (d) 220 V/10 A.
Fig. 11. Arc energy according to magnet distance.
Fig. 8. Arc duration time of break condition during magnet (a) 110 V/5 A, (b) 110 V/10 A, (c) 220 V/5 A, and (d) 220 V/10 A.
Table 1. Test conditions.
Table 2. Arc duration according to test content.
Table 3. Arc energy according to test contents.
References
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