标题: 求助--IEC60335-2-30 标准理解 [打印本页] 作者: keven2012 时间: 2012-4-9 00:05 标题: 求助--IEC60335-2-30 标准理解 19.111 Visibly glowing radiant heaters, other than heaters for mounting at high level, " p/ |2 g: u8 k+ p4 H: xare operated as specified in Clause 11 but at rated power input. 8 }& x9 b7 E1 hWhen steady conditions are established, a piece of dry bleached cotton flannelette, 100 mm ! e2 E; V. j- T( \1 H- Rwide and having a specific mass between 130 g/m2 and 165 g/m2, is held taut against the 4 k H. z5 @) S, q @central part of the fireguard. The flannelette is held from the top to the bottom or, for/ b6 i+ @: o- C7 n% _
fireguards in the horizontal plane, from the back to the front.0 H0 X- {( q% l, W2 e/ C# B, F