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|  PDSH 934, a7 i2 B8 \5 I1 {5 @
| Test recesses in a luminaire with separate parts0 u* Y& h A6 l: r
| Annex D3 A& @7 w% J5 z0 e9 K/ s) P* B
| 60598-1(ed.4);am1 & 60598-1(ed.6);am1 & 60598-1(ed.7) & 60598-2-2(ed.1);am1;am2 & 60598-2-2(ed.2);am1 & 60598-2-2(ed.3)& i- ` h1 w. K ]/ u
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m6 V7 Q. Y/ N" t @Question:, G' a$ K2 I5 {7 h. `
In some cases in order to comply with the thermal requirements, the manufacturer prescribes a large separation between the lamp enclosure and control gear (distance “a” in figure D.1), and also the use of detachable spacers.. R9 |( Z) J. v+ U6 F( T% k# k
1 - Which is the distance limit according to the common sense? Could be recommended a distance of 1 m, 2 m or more?& W5 a6 Z" h# `! u8 D- ?# Q0 D
2 - In a F marked luminaire shall we consider these spacers or, as the standard says, the top of the luminaire shall be in contact with the inside top of the test recess?0 E. q: O& G% h* w3 h: A1 |
Decision:$ X3 P$ U, B F
Use common sense: we recommend a distance of maximum 0,5 m.1 ?4 l6 {$ z: }2 L; X( d2 f
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$ r, p! x. u- j1 b1 {8 c; f
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发表于 2012-9-5 14:17
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