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Standard:
5 h; p9 n2 D* ^) \6 S, ]& KIEC 60950, 3rd ed.
1 m \% Z v, M5 bSub clause:
E+ i1 v( _ G+ O+ V7
/ t+ X1 [) ~2 P. M( D" ^% |* CSheet No.
: F% Q( n1 b" h, H% K5 x/ A- f" t446
* J/ v* N( l3 h" ^# [/ G. l* dSubject:! h8 B& P# a0 q$ n0 B- D3 V
Protection of users$ Z3 s$ X3 r" h! F: V. ?+ P
Key words:
5 \( x5 j& d: h! }# ?% N9 aAntenna, voltage surge test5 g$ f( m5 y1 \# p* i, [! t
Decision taken at the6 P/ X" \. ]( r8 n
40th meeting 2003; Z! F; W- |7 x5 p
Question:# ^2 q' T/ I+ I0 c( G( L) R2 F! [4 I
For protection of users and service persons from transients and voltage surges, what are the appropriate( a/ G) n5 ?9 A5 M3 y( O$ ^4 Z
requirements between the following points for ITE connected to an external antenna:
$ F; Y' @+ |: s! C& Y' O- X(a) antenna connection and Primary circuits?% ~# N& N1 z" X
(b) antenna connection and SELV circuits when the antenna cabling is coax?$ @4 O9 c% {, ?; {! i/ D
(c) Antenna connection and SELV circuits when the antenna cabling is unshielded twisted pair2 H7 |6 I' d- P: t/ [
(UTP)?
% x6 K2 J# M+ \+ v3 K( G( wSee attached diagram.4 g& z) ~/ R# F, G9 l
Decision:# }; U& W9 {4 w2 Q3 h
Since Clause 7 is in IEC 60950-1, but is not in IEC 60950 3rd Ed, the requirements cannot be used for the 3rd
' _ } M/ M0 ?7 Wedition. w# n% h) a2 s6 v$ @
This decision applies to IEC 60950-1 3rd edition.
+ r @/ v! a ^2 r$ DIn the case of IEC 60950 3rd edition sub clause 10.1 of IEC 60065 6th edition is to be applied, by referring to' u6 o+ d' ^) U; k
IEC Guide 112 2nd edition "Guide on the safety of multimedia equipment".; V A9 d" A& k
Although, the test of 10.1 to IEC 60065 requires test between the terminal for the connection to antenna and0 ~) q" Y% b; H7 O* \
Mains supply Terminals, and not between the terminal for the connection to antenna and SELV.. i8 V! T6 g+ X9 ^0 b# v3 F8 A
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