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) N( K1 i. R M4 {& o$ } | Overload test! s8 a! y5 f" ?1 y. ?/ c
| 14.7.2/4.4.2.6
5 [4 s' c6 L9 I( N! c1 n8 T2 ~ | 61010-1(ed.1);am1;am20 P) D" d m* e$ }" a7 q
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Standard:
6 e% ?: V0 }. k# vIEC 61010-1:1990 +A1:1992 + A2; [; `4 _; S2 \0 r0 x
:1995
D# E% f# Y6 Q* e |& |Sub clause:( x: N4 w8 ^2 ?
14.7.2/4.4.2.6; \: d/ {# m" \% U o4 {# o
Sheet n. 368
; d- J$ R( Q6 q9 T# _/ gPage 1(1)
4 q' x3 u! \ Y6 f: U9 pSubject:5 [4 ^7 j: J% Z( T j0 N, W
Overload test U2 Y( Q n* A @( m4 w2 Y
Key words:3 \5 x5 a# w7 s& o" K6 s6 Q
- Mains transformer2 j( ]+ M5 g# Q: S4 x* M0 E) t
- SFC tests# t, b' F r" a
Decision taken by
# g, b7 R) h3 r- m( l1 ^ETF3 and confirmed2 H H0 w+ r- L, R6 U! C6 _
by CTL at its 38th
5 o# D, l* Q4 imeeting, in Toronto
8 M e1 q' q" g: q: g4 R+ P1 t8 zQuestion:% {7 X/ c5 |7 k/ t6 E7 U( P
What criteria should be used when deciding whether or not to do the overload test as there
' a0 q/ J- R3 B% eseems to be subjectivity involved when considering the requirements?0 e3 w9 l1 A( c0 A0 `( t& W
Decision:1 U* F2 e0 e3 K! C
It was decided that transformers should be considered for SFC tests (short circuit and
6 C9 @1 u/ ?- A8 ~, V% w: H6 Toverload tests) under the worst possible scenario.
A+ l. B: ]# N. E9 c8 \5 K7 `! y& {' d3 v8 x1 B, u* B
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发表于 2012-9-18 11:57
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