|
|
|  DSH 284
" k# m# O i& D
, F& c7 [/ ~% H* M8 G7 z. s8 A | Power limiting protection
1 v, N( p6 y! m8 J0 l; I$ U$ ]7 N | 7.1, last paragraph7 |) K" W f2 j# d: B( @
| 60065(ed.5)
/ H" C- e' X% ]$ y! ~. Y |
7 K: _$ ^* V5 ?0 I# ^
Standard: IEC 60065 Ed. 5 Clause: 7.1, last" G4 N" \1 ^( F+ h4 z0 B* S: j% C
paragraph$ x' y1 n q* P% M2 }
Sheet n. 284
; r0 W. \- K& C9 ^Page 1(1)
4 ^( ^. F& u( q9 @& ]Subject: Power Limiting Protection Key words:
. ` y, S8 E; a- Fuse-link: @8 e, ^2 t. w$ J5 ^
- Fusing resistor b* _/ U5 b' C+ i; i
- Thermal release$ u5 `" v) m/ x: S: q: ?
Decision n. 23/36
! {% k+ d0 j5 V: `& _3 ]. G! ~9 @! Wtaken at 36th8 ^1 P4 Q3 h7 c7 E2 P5 g1 ~- T& Y
meeting/1999; h- q3 Z) w2 f* [' D1 L
Question:
( i0 Y" D8 Y3 `7 Q0 v1 L: q4 ~Does the wording:
& z! O# n4 w8 _" P"Fuse-links, fusing resistors and thermal releases affecting the safety of the apparatus9 {: v8 O. ^$ m
shall not operate during the test"/ D$ n& o- A( d* o! X3 a0 X+ `7 R
mean that:
8 L! v& e: S, r. n. la) if a fuse-link, fusing resistor, or thermal release operates during the test, it shall be% ~# c w+ j* V e3 H. V& S2 o
defeated and the test continued.
) Z7 @! L2 T/ c( G8 j" Fb) In amplifiers, electronic protection circuits activated by voltage, current, or temperature" M" Z; I, r. u* G$ Z: N
sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)
, z/ s1 N4 G# K+ TDecision:$ O* v% \ ]9 }: F$ {
In amplifiers, electronic protection circuits activated by voltage, current, or temperature9 z* i/ r+ T) b* Q
sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)2 t7 G- _' Y0 q0 ~& }6 G
" If a fuse-link, fusing resistor or thermal release operates during the test which is under9 N, \6 l/ |- h$ S
normal operating conditions than the equipment does not fulfil the requirements."1 t: M. p- n/ \6 |# Q J: _
; \/ b# ^ Q# A K5 n) `( }
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看，没有账号？注册安规
x
|
/2 
|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 2012-11-8 19:15
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡