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|  DSH 431$ Q& p1 f- b7 ]8 l
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| Flexible shafts7 @* i4 l2 L! M& b; _/ o
| 17, 17c)
' z7 Q6 [9 s* }. y) n | 60601-1(ed.2);am1;am26 X! p- x" j( Q- Y1 _
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Standard(s)- (year and edition):
: Q4 d/ Q0 J. f( I. i9 d0 dIEC 60601-1:1988 Ed.2 Am1+Am2# ]" u( Z7 w% t, } N# B
Sub clause(s): 17, 17c)
. F0 Q" t' ` |4 a9 |Sheet n°: DSH-431
( I! B7 s8 |, Y$ a; t8 |. PSubject: Flexible shafts
& ^1 [& r1 e# B; @" I# `Key words: Shaft, accessible, applied part0 O- N& j: ~* `, D0 l* P9 ?
Confirmed by CTL at its 39th meeting, in Cologne
3 |% U' ^' t- O1 EQuestion:) j# M* e, ~) o4 W8 d
Hand held flexible shafts driven APPLIED PARTS may have parts of the flexible shaft which' J" d2 _ M) p1 r3 h% s6 D
are accessible and not connected to PROTECTIVE EARTH.
# _8 v7 g6 z3 G7 _9 }. N, JThis particularly applies to the termination of the flexible shaft which is normally of metal for
% l' h, @6 W; b( T% Edurability and strength.: D5 }2 p6 j4 k# |
Decision:4 q7 w+ f, ~. R/ u4 @
Hand-held flexible shafts driving an APPLIED PART, e.g. Surgical or Dental drill, may be4 t4 a3 c. q) F: Q8 ^
considered part of the APPLIED PART and therefore the requirements of Sub-clause 17c) will+ k" q: \8 o* d/ M. M
not apply to the ACCESSIBLE PARTS of that flexible shaft. 17d) shall apply
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