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寻求高人指点:- [/ e( ]1 m8 x
澳洲认证,产品:Fan heater
3 U7 H0 [1 I( Q8 ?; z澳洲针对Fan heater(室内加热器)最新2009版标准AS/NZS 60335.2.30: 2009 clause 30.2.1章规定:
/ o) Q3 [+ m6 V) P% H; i30.2.1 Modification:: w9 `' u9 s1 C/ ^
The glow-wire test is carried out on enclosures at a temperature of 650 °C.
6 U4 x' O% E: B0 \/ u7 { Addition:
F% i0 W' p3 eFor fan heaters having an enclosure of substantially non-metallic material, the non-metallic
& d6 e1 p% s! b" P. ~4 _" |/ Nmaterial: K! x5 F' k1 u. y T
– in the enclosure, in fan blades and in all structural elements within the enclosure;; t# P4 m0 K$ Q5 P" A
– in components such as thermostats, thermal cut-outs, switches and the like that are6 ^' v% |0 ? F
mounted within a distance of 25 mm from a heating element;are subjected to the following tests.$ `7 K( R# x& N' b9 C9 I
Such parts shall withstand the glow-wire test of IEC 60695-2-11 without ignition, the test
( x9 {5 c! a$ n: u1 P& U" {being carried out with a severity of 850 °C. However, the glow-wire test is not carried out on H6 E+ ?( J, B# X' O$ M
parts of material classified as having a glow-wire ignition temperature according to2 b) i' ]9 C% {: I
IEC 60695-2-13 of at least 875 °C.7 A7 t, P+ Q( @- |# E% ~. A
我的理解是只要是产品外壳内部所有的塑胶零部件都需要做850度的灼热丝测试,而且一点火都不能起,也就是不是按照通常的判定方法:点火30秒,移开后30秒要熄灭来判定。
5 \ \7 w4 J7 {) l问题点是:哪些部件需要测试灼热丝,标准表达得非常模糊。以上in the enclosure, in fan blades and in all structural elements with the enclosure都用到了3个in, 是指外壳里,风扇叶片里,和外壳内部的结构性元件吗?$ p) C8 p P/ I& o0 l" b) `
什么是外壳内部结构性元件?
3 B& `! D; e* W% D+ x' z上面讲到的substantially non-metallic material 是什么意思?- p- ]/ N# z9 b
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