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|  PDSH 857
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. T- v1 {, n' ]2 _+ x. B | Rivets for electrical and mechanical connections
" C9 n0 c( u1 o6 i) S | 4.11.3 – 7.2.48 z. ]4 c8 Q6 U/ s
| 60598-1(ed.3);am1 & 60598-1(ed.4);am1 & 60598-1(ed.5) & 60598-1(ed.6);am1 & 60598-1(ed.7)
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5 r% a9 a( v: |8 I0 J1 Q/ LStandard(s):+ _/ u1 h7 f# p! L1 s( `( B; b, I
IEC 60598-1 All editions- |0 J- P" |6 k8 P& n! o% {
Subclause(s): 4.11.3 – 7.2.41 j+ r0 k$ {7 _ l6 D+ D# I; |" S
No. Year PDSH 0857 2010/ l. s4 F5 i4 q
Category: LITE Developed by: ETF5 OSM/LUM
4 a! i. \7 B& i8 w* K) [Subject:* W1 P; H! J4 j( T* _
Rivets for electrical and mechanical connections6 p, _' W, ]* g) k5 `; M" l
Key words:( {! ^% k4 x) s6 ?9 I0 z6 X
- Rivets
% U1 J" e0 X# t* @' e, b. e- Earthing connections, k4 p3 i% G0 p; p
- Accidental loosening
3 A8 h6 h' I! b! V& c" LTo be approved at the 49th CTL Plenary Meeting, in 2012
4 x1 F+ v/ r$ b. r% u( Q; lQuestion:& z9 N) e9 r% {9 N; E
Should the rivets that serve as electrical as well as mechanical connections be protected against loosening
G3 ~. b4 c% M3 f2 g# |# Feven if they are not subject to torsion effect in normal use (e.g. rivets intended to fix ballasts).
, h* i5 l$ s- ?" Q$ pDecision:% M$ e4 s: B) l/ T: b
It was agreed that earthing connections shall be adequately locked against accidental loosening, either by:
0 v; }' W% h/ Z6 p# Q' I6 e- at least one screw with a spring washer, or one rivet with no circular shape;
' A0 L. ~8 X- i2 o: \. j. a- two rivets in case of circular shank according to sub-clause 4.11.3 of IEC 60598-1.- e ?0 N& Z( l! c- T% e: X3 t3 h
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发表于 2012-9-17 14:11
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