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mneary said:The Digikey webpage lists a number of T9A's that are good for 30A at 240VAC. Are these only rated for 20A at DC? That would be unusual.
I understand the concept of AC breaking the arc, that's why the DC and AC voltage ratings are so different. I don't normally expect the current ratings to be different.Relay contact ratings for DC current are almost always lower then their AC current ratings.
mneary said:I understand the concept of AC breaking the arc, that's why the DC and AC voltage ratings are so different. I don't normally expect the current ratings to be different.