DSH 700 Push force for connectors

小米

广东安规检测
有限公司提供：

小型摆管淋雨试验机

IPX5X6X7喷水试验机

1000L恒温恒湿箱

各种试验指现货

可程式恒温恒湿试验箱

水平垂直燃烧机

自动卷线器试验机

耐划痕试验机

各种灯头量规现货

灼热丝试验机现货

GB1002插头量规

IPX1-X7淋雨现货

IEC61347/UL935镇流器热试验箱

灯具防风罩

IK冲击试验机

UL498插头插座量规

VDE0620插头插座量规

稳定性试验台

家电温升测试角

针焰试验机现货

热电偶焊机现货

家电125mm试验指

E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

DSH 700 1 o4 q; {+ U1 U* _8 F . U# O. P2 r" W- h. G. n2 ]* F4 }

Push force for connectors $ c, D" V* }( c- H$ O/ K; O! k

4.3.5 $ }6 e& t& C8 g, Z- ^

60950-1(ed.2)

Standard- No. Year
IEC 60950-1:2005 DSH
0700
, p# `% ~8 V! l: B) |2008
0 G& N3 I" F2 u$ L' \1 V7 BCategory: OFF
5 \" Y- s# a% [0 LSubclause:
4.3.5
Developed by: ETF 2
* x* c1 L+ u1 A6 H8 |2 K" x* \/ PSubject:
Push force for connectors
Key words:
-Travel adapter;
, s. w( {2 r! o) a: r3 D& ^- connector misconnection
* ?8 @* v" o9 H1 h9 i, }Decision approved at the
46th CTL Plenary Meeting
0 q, w) E. o( d. g& d" B# @in 2009
Question:
- X+ |! S2 l( w3 |/ A( w* UA travel adapter consists of two separable parts:
·  AC/DC unit (down transformation of voltage, safety separation provided)
·  DC/DC unit with output cable (supply stabilization and voltage adjustment, no safety separation
! A! \! o/ k; v1 F$ r  E3 b- K  L3 Sprovided)
' [1 N/ r5 Z& `% t. VThe unit can be used at AC mains (both units connected together) or DC (units separated, only DC/DC
used). The AC/DC unit has a (Class II) IEC 60320-1 type appliance inlet; the DC/DC unit uses a
special 2-pins input connector.
2 z& q9 `5 y2 \; G& K& z% i) ?With a small force applied (less than 30 N) an IEC 60320-1 coupler can be inserted into the input
' l0 B  y. z4 _$ w4 d  u6 Yconnector of the DC/DC unit and make contact.
: C' m9 {7 w! V$ Sa. Is such design acceptable if a warning label is provided on the DC/DC unit and additional remarks
/ G' I3 V8 e+ s2 Yare provided in the user manual that state that the connector of the AC power cord shall not be
* T/ ], @, q. b: Q* y$ ypushed into the input connector of the DC/DC unit?
b. How much force must be applied during the testing of the input connector (DC) and appliance
7 i  U( j  Z9 e3 ~coupler (AC)?
Decision:
5 e7 n0 Q$ Q2 [8 ~A test force of 60 N (as specified in IEC 60320-1, no safety factor considered) shall be applied when
testing possible misconnection of IEC 60320 and similar connectors.

! |' d' H+ G1 u' s! H
$ Z8 b' w. }9 Y& W