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本帖最后由 lele11 于 2012-2-9 10:26 编辑
% b3 H+ @9 j! K山炮 发表于 2012-2-7 12:57
: d+ D4 V$ M1 G) G! c9 `2 ]有这个: 2 v9 y- C8 R- J6 G3 F; w! f
w* @" `& s3 R7 M: \山炮,打耐压是外壳按加强绝缘打就行么?按29.3.2每层都要打耐压的话,空气层我不知如何打。0 {* P: \. r* e: f. N& P3 b& f( \* y
29.3.2 Each layer of material shall withstand the electric strength test of 16.3 for/ K' m' @+ a; Y' L5 C
supplementary insulation. Supplementary insulation shall consist of at least 2 layers of
+ M+ {3 k8 M$ J, O# O0 i$ _material and reinforced insulation of at least 3 layers." h- u& z! X, y, q2 M V4 ^
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另外,是否得按如下这条,符合29.3的材料dry heat 测试,及固体绝缘材料仍按表格符合一定的厚度。但这个要求的前提是‘single layer',我们的固体绝缘加空气是否不算single layer?9 q. @9 C* Z2 R% t j
an assessment of the thermal quality of the material combined with an electric strength. u; c( b9 R4 N9 l# C" x3 n
test, in accordance with 29.3.3. and, for accessible reinforced insulation consisting of a
; W0 E7 L$ `: y8 C6 \& }single layer, measurement in accordance with 29.3.Z1.
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