EBME Forums Forums Maintenance Technical Assistance Endoscopy system installed on medical pendant

Well, the 2nd edition of 60601-1 allows 5mA earth leakage current (to allow for the BF fault of 5mA) and this single fault limit is the same for most domestic products.

I see UL943 also requires automatic testing of these devices, which tend to be rated 4-6mA Class A.