|
|
不会吧,仔细看看标准, Table 43.1
4 t( I% Z: K6 a4 L# E* \6 h/ C) W, A
& t! q: c7 I7 M$ P: i43 Temperature Test
! [2 d$ u% P0 t3 h, ^5 z' j& P2 G43.1 A decorative-lighting product which employs candelabra or intermediate base lamps, but which does# R K8 D6 m4 l. ` a
not employ electronic devices, is to be tested with the lamps operating at an envelope temperature of! w0 Y& c9 ^" J9 p, s, ?
90°C (194°F). The input voltage may need to be adjusted above 120 V. A product which employs
. S$ f( T7 U( F. qcandelabra or intermediate base lamps and electronic devices is to first be tested at 120 V, with the* T( D! F- o5 W9 F- L, o0 \
temperatures measured in the area of the electronic devices only. The test voltage is then to be adjusted2 Q4 O, V$ F) C$ b7 B" b v6 r1 z
to obtain a lamp envelope temperature of 90°C (194°F), with the temperatures measured in the lamp
* G% S5 W4 u4 O7 ~$ G. Zareas only. The determination of the 90°C (194°F) lamp envelope temperature is to be obtained with the; Z0 a8 _, S* s0 k1 e! L( n
lamp base down in accordance with the Lamp-Envelope Temperature Test, Section SA7, contained in+ F( s$ b% s. S" X
Seasonal-Lighting Lamps, Supplement SA. |
|