|
|
|  DSH 700
$ O. o6 u; B3 Y
, Z0 R6 n- |( N0 o | Push force for connectors& T4 D# u! z8 F- ~
| 4.3.5) p n9 P( ~" o4 F& x# A4 ]
| 60950-1(ed.2)
/ O( `! o4 C# z2 Q |
. W7 { j: ?; ~- _* ]# l. UStandard- No. Year
5 t% L7 `# S+ y% u& QIEC 60950-1:2005 DSH
& T* G+ X$ t: i9 B0700
+ b9 e' l$ B. p* z& t4 {/ |2008& b8 ^- F8 W, c( S3 P
Category: OFF* m; `# ?, n8 |2 R3 i" A1 R
Subclause:
* D9 T0 \+ C6 G4.3.5* E0 }& s/ m: Y# u5 E0 M" ]1 n! b
Developed by: ETF 25 G" @2 @5 t) ^# _
Subject:7 N/ v% m. w! |; [. X6 }- P
Push force for connectors
! t& @! \( o' d+ ?. [7 `Key words:& \) |3 T$ R" B& H4 w1 }
-Travel adapter;( _/ C A4 W# V) s6 K
- connector misconnection+ k, s/ T8 Z1 X3 O8 \
Decision approved at the5 {# M6 G3 R- `7 }: H+ R: ^
46th CTL Plenary Meeting9 } d- \3 Q+ }) f V
in 2009
6 P# [. E' l6 t$ LQuestion:# k& x0 G: t* N3 @/ C, B. e
A travel adapter consists of two separable parts:7 s6 C+ {. _5 T1 E
· AC/DC unit (down transformation of voltage, safety separation provided)
! R% p# u3 }& A3 X8 {6 {; c· DC/DC unit with output cable (supply stabilization and voltage adjustment, no safety separation
. S! f" h3 T& ?0 R0 b( P: kprovided)
4 [6 j3 I' u8 W* V, `, tThe unit can be used at AC mains (both units connected together) or DC (units separated, only DC/DC: g. J" k; f* i0 R0 o
used). The AC/DC unit has a (Class II) IEC 60320-1 type appliance inlet; the DC/DC unit uses a
, Y0 D% D$ Z. L" E, v4 Dspecial 2-pins input connector.
# o7 L; Z& j& j' i6 S& b9 |3 m# OWith a small force applied (less than 30 N) an IEC 60320-1 coupler can be inserted into the input
) T1 n7 ~) z3 Y! xconnector of the DC/DC unit and make contact.; @, `* j! k+ ^: _0 w. |5 f
a. Is such design acceptable if a warning label is provided on the DC/DC unit and additional remarks
+ j$ F5 u$ a+ ?& mare provided in the user manual that state that the connector of the AC power cord shall not be
3 d+ }! Q6 \0 S! Ypushed into the input connector of the DC/DC unit?
3 e: d1 ^/ ?) ]4 ?; Q( Mb. How much force must be applied during the testing of the input connector (DC) and appliance
8 C! k8 j& T( l7 Z8 k( a/ A* Lcoupler (AC)?
$ B; I- }" Y- c" q1 L. Z: G% c6 KDecision:3 j8 g; l, \8 e9 s. l6 p! e6 l
A test force of 60 N (as specified in IEC 60320-1, no safety factor considered) shall be applied when/ g/ u7 B4 {. }! k: @' S
testing possible misconnection of IEC 60320 and similar connectors.
/ I( Y! z7 A5 e
5 e4 N3 Z- Q) o+ D6 B. s8 h3 e9 ]3 I: S, b$ F
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看，没有帐号？注册安规
x
|
/1 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2012-11-6 13:49
收藏
分享
好帖
鸡蛋
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡