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今天看到2014版与2018版有个差异：2014版7 P' P# ~9 c. r: x/ [
5.6.4.2.15 u: S9 [, v- d. {" p
: [7 s+ L S0 Z7 f. R
– for pluggable equipment type A, the protective current rating is the rating of an
7 @8 o- U: |5 O' `( O$ v9 Tovercurrent protective device provided external to the equipment (for example, in the. t/ b- R) |8 f% i' x6 D& W
building wiring, in the mains plug or in an equipment rack), with a minimum of 16 A;. {; d6 ?/ J6 t9 V+ A1 k- F- a
NOTE 1 In most countries, 16 A is considered to be suitable as the protective current rating of the circuit! t9 B( A) b: Q0 X- f. Y: d
supplied from the mains.$ x8 s' F4 t6 c; L
NOTE 2 In Canada and the USA, the protective current rating of the circuit supplied from the mains is
' f% C2 ]5 Y, }! r9 B) k Mtaken as 20 A.& O9 J* d; M0 e* m3 v, R6 v2 O
0 s3 h- ]- d: H$ C2 N# @NOTE 3 In the UK and Ireland the protective current rating is taken to be 13 A, this being the largest rating9 a, D0 F8 K: g. R% ~- H9 U
of fuse used in the mains plug2 ^ ^! j. T. X1 D, y$ Z" w
/ N2 V# `& [$ B, a2 H6 B- ^2 w& X5 a1 e- t& q8 Q1 {1 v, Y5 i
; y& W" ?4 t$ t
2018版/ c$ o+ O; E8 b# D
相同部分省略
7 {2 a& K2 W0 bNOTE 4 In France, in certain cases, the protective current rating of the circuit supplied from the mains is
* @" D& J2 Z& I$ s- O3 I. g) Ntaken as 20 A instead of 16 A.2 k4 [+ k( Z8 n* v# a
T# P& P$ @$ @0 {6 J. e' q; N
$ M3 S! _3 a9 }0 p- H2 d9 D( C
法国在某些情况下，保护电流额定值为20A， 那是不是IEC和CE里，，需要用40A评估接地电阻了。
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发表于 2024-8-17 17:24
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