DSH 738 Insulation properties of housing of subclass Y capacitors

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 738 6 m& N* j, O, w7 W% k: R& C " N1 V7 a- e& E7 C9 v( b

Insulation properties of housing of subclass Y capacitors . G$ y& r! X$ }6 l8 u

1.5.7.2 (IEC 60950- 1:2001) 1.5.6 (IEC 60950-1:2006)

60950-1(ed.1) & 60950-1(ed.2) 4 [8 y+ `9 ]0 f% M# c9 n

3 x. w+ n, `% J" x/ NStandard(s):
  M* e# H( z+ B8 x) I+ iIEC 60950-1:2001
# |6 m/ R- P' g! h) w# j2 FIEC 60950-1:2005
# e7 j7 W/ D1 }/ m! h9 {Sub clause(s):
1.5.7.2 (IEC 60950-
1:2001)
1.5.6 (IEC 60950-1:2006)
Developed by ETF 2
Question 68
Subject:
Insulation properties of housing
& @- u1 t; \- \& A5 l  ?% Bof subclass Y capacitors
0 ~! p; P) ^7 c3 eKey words:
- subclass Y capacitor
- housing
8 d# J% B8 s* g1 O- insulation
Decision approved
4 s' V) E: h" E" Iat the 46th CTL
0 W5 R  f. ]% q( W: @. |! L$ uPlenary Meeting
2009
Question:
% G* `/ z0 J6 A( O% J' zCapacitors complying with IEC 60384-14 are permitted to bridge certain levels of
: ]  Q) v& F- u  `- r8 _insulation. Does the housing of such capacitors provide this same level of
2 {. H1 ~" L# n6 A- Y# u- i. Dinsulation?
, u, F+ P" h/ k1 P. yExample: A subclass Y1 capacitor is permitted to bridge double or reinforced
% X0 a4 g! F! Y9 ^% {+ S$ Q( U6 Jinsulation. Is it permitted that this capacitor housing serves as double or reinforced
insulation to other circuit parts, such as a transformer core?
- v, G' W  e& A4 U# }9 f# oDecision:
  `0 K3 R- R3 h, n% q7 cHousings of IEC 60384-14 subclass Y capacitors are considered to provide
9 Z/ Y; m% W# g; K  k5 `9 ^insulation levels as specified in IEC 60950-1 (e.g. Table 1D for 2nd ed.) with the
exception of the areas near to the leads.
1 }+ l4 ~6 W! G: j
; M! v2 y* ^/ |: k
) M( |- [6 H4 G. I