DSH 0391D 2015 2016-10-14

chinatown

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

3 V3 U: P+ I2 o$ f; q$ g1 RIEC 60216-4-1 is a standard providing requirements for ovens for aging tests and requires forced gas
ventilation. As the ball pressure test is not considered to be an ageing test such forced gas ventilation
is not required and should not be confused with forced convection.
9 i! m3 F7 _- c" t9 z, jFor the purpose of ball pressure testing chambers with or without forced convection may be used,
7 v6 T; W& G4 z. ^& E0 gprovided all other requirements are fulfilled.
Following clause 5.2 of the standard and considering the note there, a separate thermocouple on or
+ u: T) G' f- ?6 Z5 Y7 T+ kright below the surface of the test specimen support and as close as practical to the test sample shall
be used to check that the temperature of the test specimen support does not significantly deviate from
* V% U; j% Y. [' bthe test temperature.
In addition measure the air temperature as close as possible to the test specimen.
In case of non-round indentation obtained, report the biggest diameter measurement observed. The
3 Q' G  X1 x: [. w7 \& Omaximum difference between the longest and shortest measurement should not exceed 0,2 mm.
Where the product standard contains differing or conflicting requirements to IEC 60695-10-2 or to this
decision sheet these product standard requirements override the requirements from IEC 60695-10-2
" u9 N0 R4 Z/ @, W. Y) ]and this decision sheet.





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3 ~, h1 B6 R+ h2 T" b