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|
| |  DSH 398
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| Protection against ingress of water4 K# a1 u/ F) J5 t: l
| Figures 17 & 19# H5 V& R5 Y& I* l. e
| 60238(ed.7) & 61184(ed.2)& I- I1 y) A' ^! L% E. G& l. @/ u
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Question:/ j6 ^# X$ f' h/ M, t
Equipment to check protection against drops of liquid - Figure 19 of IEC 61184-Bayonet lampholders and Figure 17 of IEC 60238-Edison screw lampholders - The holes of the test apparatus tend to be blocked frequently. Additional expenses and resources
. O+ `+ x- m: s$ Aare required to clear the blockage. Is there a better way to simulate the rainfall?
( y8 `; s" h0 z* b1 jDecision:
! s0 ?, C5 U5 l, v) f+ GTo align the requirement to provide protection against drops of liquid (Figure 19-IEC 61184 and Figure 17-IEC60238) with the test device to verify protection against vertically falling water drops (drip box - Figure 3a - IEC 60529), all nozzles shall be cleaned after6 S7 o/ H( R& a/ j5 i
each test.
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发表于 2012-9-5 17:05
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