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| DSH 700
8 O) J$ A+ M5 @/ z' p
5 T0 L) o3 w9 C5 ~3 ~* ^ | Push force for connectors( \! z% Q. l+ U4 p$ p5 w( d3 C
| 4.3.5& Y3 m# i! C$ M, ~/ ?
| 60950-1(ed.2)4 M1 U% W N% Z0 d
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' L' o9 W- A/ l$ f# ~Standard- No. Year
! o5 R' \2 \+ AIEC 60950-1:2005 DSH
9 Q7 m* N8 _8 I8 |2 Q g0700
" r. T/ u4 i& u. m20081 h7 v% k- U2 Z5 z o& w3 A1 Q$ a
Category: OFF
' ^" h8 p2 V7 _' v2 Y. V+ U2 BSubclause:* f5 Z) w! F" u* `0 |- P# {
4.3.5' a8 f/ S( b. u+ o. a: ~
Developed by: ETF 2
6 s x# u3 w6 a$ V1 V& [Subject:
b0 x. ?! F4 ?) U* kPush force for connectors" }- r# }/ B9 h1 S2 v0 |
Key words:
+ U# d( f1 B4 A6 Y-Travel adapter;
( c/ j' w6 y# Q6 R6 u- connector misconnection
7 A8 R1 m. B4 b) dDecision approved at the. j7 l7 }$ S% Q' [( I! O
46th CTL Plenary Meeting. J' P7 Y$ H3 J) w5 A$ ?
in 20091 s" L( \- v% ~; ]/ X
Question:
/ b9 y# _! ~$ M8 e3 _A travel adapter consists of two separable parts:
8 T( r% D5 ^1 a2 U: D· AC/DC unit (down transformation of voltage, safety separation provided)* H, k" p0 r& i0 P0 B3 ^- N' d' s
· DC/DC unit with output cable (supply stabilization and voltage adjustment, no safety separation& A* Z- u* ~) O1 I
provided)# [1 E9 W: G. G# |6 R8 d! p
The unit can be used at AC mains (both units connected together) or DC (units separated, only DC/DC
5 H' Q0 Q' ~; ^" V; L0 ^used). The AC/DC unit has a (Class II) IEC 60320-1 type appliance inlet; the DC/DC unit uses a+ [( i: i8 X% u/ u5 q
special 2-pins input connector.
- T! I+ H* e9 ZWith a small force applied (less than 30 N) an IEC 60320-1 coupler can be inserted into the input
. D; M8 B( ]" \6 E ?connector of the DC/DC unit and make contact.1 h4 `6 V( x6 q1 B7 U, F
a. Is such design acceptable if a warning label is provided on the DC/DC unit and additional remarks
{1 n8 u% n* S4 O/ J! t9 A }2 T, vare provided in the user manual that state that the connector of the AC power cord shall not be
* c8 l- |& a+ U. d0 qpushed into the input connector of the DC/DC unit?
- Y4 N- `: H; N9 c$ pb. How much force must be applied during the testing of the input connector (DC) and appliance1 p4 G# ?) l/ ~: ]! v; R
coupler (AC)?
Y4 w4 N. L( ^- p% s( jDecision:- A2 M, z+ h3 x
A test force of 60 N (as specified in IEC 60320-1, no safety factor considered) shall be applied when- {8 u1 {3 x5 I% k
testing possible misconnection of IEC 60320 and similar connectors.6 H" H2 y- r2 O9 {* n3 }5 B
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- p. G: i% W6 |# W+ D& M/ O" C6 c |
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