DSH 409 Testing for equipment with different supply mains

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DSH 409 ' ?' x. I1 \; p. Z9 F6 H

Testing for equipment with different supply mains 8 w# p4 D9 G& o. J' c

19.1 e),f) and g), 19.2 a) and b)

60601-1(ed.2);am1;am2

3 y4 t" |2 c& b& L2 aStandard(s)- (year and edition):
IEC 60601-1:1988 Ed.2 Am1+Am2
( Z2 O2 l' N- U+ C& W5 S+ wSub clause(s): 19.1 e),f) and g), 19.2 a) and b)
Sheet n°: DSH-409
Subject: Testing for equipment with different supply mains
6 A/ [4 c& e  H: }+ R! Y& xKey words: Mains supply, test procedure
Confirmed by CTL at its 39th meeting, in Cologne
* H$ V, y" M2 w$ V4 X; F" X% wQuestion:
Where EQUIPMENT is capable of operating from different SUPPLY MAINS e.g. a.c. mains
supply or d.c mains supply, do the tests need to be repeated for each supply?
- v! }/ b5 P  |! G9 M3 X! V" p/ T8 N3 TDecision:
If examination of the circuit arrangements suggest that there might be a problem, tests should be
repeated for other SUPPLY MAINS modalities
' G: c) f/ L- y1 w; e
& m2 A6 q5 r7 i, l2 f5 G