DSH 2012_IEC 60730

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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

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

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Questions:
4 A4 U( n! m, _* e1. Does ETF4 agree that the ambient temperature at the switch head (Tmax) and the mounting
surface temperature (Ts max) shall be declared and specified by the component manufacturer
as a temperature rating?
2. Does the ETF4 agree that the declared value Tmax shall be independent of the mounting
; l( i( M* R2 j5 qtemperature (Ts max) of the control?
3. Does ETF4 agree to add a note to clause 2.3.30 in order to clarify that Tmax shall be
independent from Ts max ?
8 z1 e' k- w+ s( v+ I6 X4. Does the ETF4 agree that it is the responsibility of the appliance manufacturer to ensure that
the Tmax and Ts max values declared by the component manufacturer are met when
) M, B# p4 I) @: x0 gincorporating the temperature sensing control in the end-user appliances through testing?
9 P2 P7 K- F- e4 _5. Does the ETF4 agree that the component manufacturer’s declared Tmax value and the
- S; P6 b) B$ \' c+ d* ^  X  gmounting surface temperature Ts max shall be independently maintained during the heating test
! B& B1 P+ `) ~$ @7 w9 B* F. S( Gof clause 14?
IEC System for Conformity Testing and Certification
of Electrotechnical equipment and Components
CTL-OP 106 Ed 9.2 2/5 © IEC – IECEE 2013
" O7 g; _5 S4 W" h8 S/ Q2013-05-24
9 J9 j. b, m5 k4 X  t5 N! d6. Does the ETF4 agree that the maximum temperature at the control’s connection tabs (Ttab max)
  L2 f& }4 d+ Y. u; n' j- `6 kshall only be a function of the declared Tmax temperature and the added heat rise under rated
. A$ X/ M- b& m- pload measured at the tabs of the controls at steady state, while independently maintaining the
$ X2 Y, H. T) x: f* brated Tmax and Ts max during the heating test?

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