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电源线的表示方法:! ^( f1 ^7 X% [' F' r
欧规
9 B, M1 w$ z& F% ~8 [ ] 1 {8 V- j/ l, d2 t8 V; I4 \
Designation (描述)3 F2 E U5 V' i+ K( g2 z
H - harmonised wiring (协调系统电线)
3 n$ M6 K4 N2 p! |% s A - nationally recognised wiring (国家认可电线)
3 L6 ~9 T3 u& e4 h) W Rated Voltage V (额定电压UO/U)
* k- w- i/ s t8 {. U) U(UO :表任一绝缘导体和”地”(电缆的金属护层或周围介质)之间的电压有效值)
2 W% E/ z9 Z8 a5 S2 x(U: 表多芯电缆或单芯电缆系统任何两相导体之间电压的有效值)
# B: |9 N- E- k/ `) Z, I. I: V* _$ U' a 03 - 300/300 V " {+ @* T* P& N' M' f8 g! h R* i8 G
05 - 300/500 V
4 e' o$ q; Y1 j 07- 450/750 V
" y! V, ]0 J; i, H Insulated Casing (绝缘层)
6 w0 d9 J! s, ? V – PVC (聚氯乙烯)
; P' U! F* R3 w' e& S3 v6 k; s R - natural or synthetic rubber (天然橡胶或人造橡胶)
( s$ k* b* R8 X1 ` S - silicone rubber (硅橡胶)
1 Z2 J" I# K$ ?2 X# ` B - synthetic rubber (人造橡胶)
; d/ A/ r) h' q+ N9 K) }+ D& f7 \ Jacket (护套层) 3 P& M5 s8 ^) y1 e! i
V – PVC (聚氯乙烯)
F0 _& Z2 Q+ _) j% z3 \6 \+ z R - natural or synthetic rubber (天然橡胶或人造橡胶)* @# s: \* _. |9 o
N - neoprene rubber (氯丁橡胶)
+ b/ z/ S- O; d1 {2 ?1 w9 e' b J - fibre optic network (光纤维编织)4 ^; {$ }/ k8 j' }, J
T - Textile braiding (棉纱编织). H7 R0 F w" \' W- ~% D
Q – Polyurethane (聚亚胺脂); P: ~' @+ x9 O$ E! Q- O
Wire type (电线类型)/ M/ o* _4 U; i8 }' k
U - round, monofilar wire (圆形单丝状)- N2 q1 r5 m& V, s, D# p
R - round multifilar wire (圆形多丝状)
5 o) H* g8 _8 h K - finely stranded for fixed installations (合符标准的固定安装)& E+ K3 V% s: S, l# Z
F - finely stranded for movable wiring (合符标准的可移动电线)
0 q! k9 D2 `0 i! B H - most finely stranded for movable wiring (
$ P% h1 L, x2 i. s& U5 B% _ Y - tinsel cord conductor (铜箔丝电线导体)* c8 u7 |9 b/ V3 S/ o. ]
Wire count (芯线数)
, ~; z, O$ V J2 L Ground wire (接地线)
. @$ I, \1 P5 t1 A G - with green-yellow wire (带黄/绿色接地)0 p- U* R! T5 j0 F2 m
Y - without green-yellow wire (不带黄绿色接地)
0 U9 N/ V& m4 v' x6 c) X Conductor cross-section (导体截面积) |
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发表于 2008-9-1 16:26
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