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[CONT] DSH 2012_IEC 60730

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发表于 2017-1-6 15:51 | 显示全部楼层 |阅读模式
广东安规检测
有限公司提供:
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Questions:
$ Y- h1 ?' N5 j4 r. {& W' D0 [1. Does ETF4 agree that the ambient temperature at the switch head (Tmax) and the mounting5 ?1 T7 H) ]9 D: s
surface temperature (Ts max) shall be declared and specified by the component manufacturer: R4 n  c% E+ a. y: L
as a temperature rating?2 K2 s8 Z+ N) d  Q
2. Does the ETF4 agree that the declared value Tmax shall be independent of the mounting% S% N" ]7 Z2 e: C
temperature (Ts max) of the control?
* W" q% h5 l1 V$ u3. Does ETF4 agree to add a note to clause 2.3.30 in order to clarify that Tmax shall be2 K  x# O6 x& F1 Z# A
independent from Ts max ?
  |3 u( Y  q; B+ |4. Does the ETF4 agree that it is the responsibility of the appliance manufacturer to ensure that! z$ `  v. p! Q  X: e( ^4 f; r
the Tmax and Ts max values declared by the component manufacturer are met when6 y, M& ?! u& w! \7 V
incorporating the temperature sensing control in the end-user appliances through testing?
; l/ ^0 D; c4 Y/ e" z( ~7 h: Q2 L5. Does the ETF4 agree that the component manufacturer’s declared Tmax value and the$ u) o) S8 w6 v& R: L* ?
mounting surface temperature Ts max shall be independently maintained during the heating test) X3 ]( a* y, h3 j3 ?' x2 ?8 o
of clause 14?6 W: u5 \+ D* q
IEC System for Conformity Testing and Certification/ U1 A" _8 S. S1 E' d9 q- B
of Electrotechnical equipment and Components
- g; A1 k& h1 ~8 _8 FCTL-OP 106 Ed 9.2 2/5 © IEC – IECEE 2013' ]' u, {# ^4 t7 X2 E
2013-05-24
# V3 M& {  }# I( @  k6. Does the ETF4 agree that the maximum temperature at the control’s connection tabs (Ttab max)" H1 o1 B6 L8 A7 }$ J" |, ^
shall only be a function of the declared Tmax temperature and the added heat rise under rated
. t; c$ b4 c0 t+ F! \0 d9 Aload measured at the tabs of the controls at steady state, while independently maintaining the0 K. m* A: s+ Y( W1 w4 t% P
rated Tmax and Ts max during the heating test?
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