|
|
johnmark 发表于 2016-8-15 17:16  6 Q; J8 n/ n6 u& l
UL 498对插头有测试拨出力的要求吗？今年才接触UL产品上班时间没有太多的时间看标准，UL标准觉得很不好看， ...
6 Y9 a8 d1 R+ }! S/ M. y91 Retention of Plugs Tests/ V: `. Q% M0 v( d: ?; s
91.1 The contacts of a 1-15R, 5-15R, 5-20R, 6-15R or 6-20R configuration cord connector shall retain an
: H( ?2 Q1 X3 Q$ F8 h9 }6 Q! }attachment plug so that a force greater than 3 lbf (13 N) is required to withdraw the plug when tested as
; n( b+ `" g: Q- @2 v/ c$ ~described in this section.2 M1 m& W% z6 ]" Y5 K
Exception: A cord connector that has provision for locking the plug in place after the blades have been
; ^ }. o6 j$ I" Y" ~2 K! ~: Finserted in the female contacts (such as a rotating collar) is not required to be subjected to this test.
k& e6 x1 n% j! z: D. q91.2 A cord connector with a spring-activated latching mechanism shall be subjected to this test with its
9 p+ U0 I( ?: xmechanism defeated. See 90.2.2 a/ w0 a6 W2 m5 Z
91.3 Each of six devices is to be subjected to ten conditioning cycles of insertion and withdrawal of a' w4 \; W' x4 Z* I5 R9 h1 D
standard solid-blade attachment plug that has American National Standard detent holes in accordance
+ b: R0 k* i2 |: ~+ D7 J) @with Wiring Devices – Dimensional Specifications, ANSI/NEMA WD6, in rigidly mounted blades, following
) _1 k6 ^$ r4 I' R3 }* Y$ Mwhich the plug is to be fully reinserted into the device. The mating plugs are to have the configuration
" M: Q- h* K9 bindicated in Table 91.1. A pull of 3 lbf (13 N) in a direction perpendicular to the plane of the face of the
& e" h3 [# S2 b& J) I: qcord connector and tending to withdraw the plug from the device is then to be applied to the plug for 17 [, x3 u. ~% C8 e+ q7 v- V& h. o- t
minute. The displacement of the plug shall not be greater than 0.079 inch (2 mm).
& C' ^ E8 E* j: t& lException: Connectors may instead be subjected to the Retention of Blades Test, Section 109.2 and. f- \0 P- d/ n+ ^) ?6 h" G
109.3 (conditioning and 3 lb retention)." i9 [9 [7 M. v5 f" \6 ~2 E
91.3 revised November 16, 2012. E1 \* `* ?, V& A; ]# }
4 X0 v) m- O/ D; G9 u6 A! G
109 Retention of Blades Test
+ J3 e7 h- }; F5 q3 D u; {109.1 A flush or self-contained receptacle having a 5-15R, 5-20R, 6-15R, or 6-20R configuration shall be4 p& K6 @" L' @, `4 z
subjected to the retention of blades test described in this Section.
! D ~# y, D& [" vException: A receptacle having a 1-15R, 5-15R, 5-20R, 6-15R, or 6-20R configuration and not of the
; e8 i. a$ C p$ @2 V; p& Wflush or self-contained type may instead be subjected to the Retention of Plugs Test, Section 114.7 V- ?. O w2 V$ j t
109.1 revised November 16, 2012
/ I, n- T0 K) v) d7 O4 q1 f, ?109.2 Receptacles having the break-off tab, when provided, removed from one nonidentified terminal are
. V/ X5 S0 J% E: w0 D) Qto be subjected to ten conditioning cycles of manual insertion and withdrawal of a standard gauge, see
9 z$ O" y! } c- pFigure 109.1. Each of six devices is to be tested. The gauge is to be configured as outlined in Table 109.1.
% a1 ~4 T, l8 \$ K' N; jThe force applied to insert the gauge for any of the conditioning cycles is not to exceed 40 lbf (178 N).
9 j8 Q- G6 p: p+ B# y6 X( |The gauge is to have the dimensions indicated in Figure 109.1 but is not to have holes in the outer ends$ r$ `. ^- ~, H7 i# x& d$ | @
of the blades.
* }6 Q/ Z: H# W8 r/ k: O* _2 t109.5 Each of the line contacts of the receptacles is to be tested using the test blade illustrated in Figure5 c3 d8 Q) r1 B$ a
109.2. Each line contact shall be capable of withstanding for 1 minute a static 0.5 lbf (2.2 N) applied to
. B& F8 ^0 t% K' L0 F. q; B4 ~the test blade in a direction normal to the plane of the face of the specimen and in a direction that tends; A& ~1 }1 i$ e( @' f
to remove the test blade, when the test blade is fully inserted in the contact opening. There shall not be: F \3 J7 C5 j
more than 0.079 inch (2 mm) displacement of the test blade.% ^* K# d/ @: x+ i5 ^) x
. s2 I- E M2 e( }$ B5 _3 W
( v8 v7 _" g7 ^* ]
应该有3处有要求。9 D: w! l T5 f4 B7 |. H) T$ t
|
|
/1 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2016-8-16 14:07
显身卡
发表于 2016-8-16 14:38
楼主
发表于 2016-8-17 08:06
