DSH 369 Comparative tracking Index

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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

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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 369 . K4 G: ~# t7 r- H, F; i

Comparative tracking Index

Tables in Annex D

61010-1(ed.1);am1;am2   {/ x# @: x0 [+ H$ C& a

) @$ A' `+ C5 r( j5 Z
3 M% Q& n5 d2 l6 |/ H9 u+ J: QStandard:
3 q6 o( k8 l* @, r5 g8 f8 e/ V3 \IEC 61010-1:1990 +A1:1992 + A2
, \* K& \( k/ X) s. z$ i/ x! \:1995
Sub clause:
Tables in Annex D
# E) I* h; o; gSheet n. 369
Page 1(1)
Subject:
$ O9 v/ k% ]/ Q. u9 ^. UComparative Tracking Index
$ ]+ `; d8 Y" cKey words:
8 r+ X2 o$ u0 _7 j0 H- [: o& O. b- CTI values
- M, l4 }: t" Z" s7 O& t1 |- Manufacturer’s claim
! u- |( A* W% Y! s8 vDecision taken by
5 X9 w' G1 a: d8 V7 E4 l1 METF3 and confirmed
by CTL at its 38th
5 h* a1 C! w( w- o# Smeeting, in Toronto
7 }' f% `6 {9 C( XQuestions :
5 Y$ [2 \1 s. Q& ^# C) Y0 O8 h& A1. Is the manufacturer's declaration regarding the CTI values acceptable by Test Houses?
2.Is a single test for the CTI value acceptable?
2 C+ p% Z& m9 m' |. _2 N1 \$ r3.Which CTI value is to be used when no value tested or declared, for example for PCB's?
Decision:
2 ^& J2 o/ I4 Y" l- W" u4 ?1. The manufacturer’s claim is not adequate and must be backed by an independent test
report/certificate from a recognised test house.
2. No testing considered necessary if the material is approved and fit for purpose. However
if not approved than single test is not acceptable.
3. The least favourable value, for example CTI value of < 100.

1 @% B4 X1 j/ S, _! ]6 n' K