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电源线的表示方法:
) l$ O' H2 P- D+ g# o欧规; a7 f5 D B4 r6 P' T6 Y, @/ A, ^0 g! G
) Z" Q" H. v+ l1 ] Designation (描述)% Y2 b" I' {) w
H - harmonised wiring (协调系统电线)" ^% ^5 x0 I7 Q6 O+ ^ p9 S
A - nationally recognised wiring (国家认可电线)
6 g z5 H* B/ d" Z3 R, t Rated Voltage V (额定电压UO/U) ) Y; B$ b/ k: @
(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); l( g4 W- H( `3 `& K. }
(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) W: N' G: L. E; i% ?9 l
03 - 300/300 V
1 f* E( h, K% S 05 - 300/500 V
+ k* r O4 T3 ^ M 07- 450/750 V
, H* [& a& Q9 h2 X' g% k* D Insulated Casing (绝缘层)0 ]8 y1 d+ m# O" D
V – PVC (聚氯乙烯)
& A) O; r$ B% R R - natural or synthetic rubber (天然橡胶或人造橡胶)5 |* n+ i- x6 m, j/ X) Q: V% m% m1 L
S - silicone rubber (硅橡胶)
9 O: v. o1 } w8 h3 `* _1 _ B - synthetic rubber (人造橡胶)
- P @+ C+ \1 V5 W3 Z3 @4 z Jacket (护套层)
. `/ B4 {- k2 I! U; u, q V – PVC (聚氯乙烯)& I' D4 L, Q6 L7 l5 |- X6 v, v
R - natural or synthetic rubber (天然橡胶或人造橡胶)
0 W" K7 `2 [) L- b N - neoprene rubber (氯丁橡胶)
- h! G7 e" U7 |7 ?% d4 A+ e/ {" y l+ L J - fibre optic network (光纤维编织)! q" N# ^. J9 r6 `$ I, t, W
T - Textile braiding (棉纱编织)
5 `6 \9 v p C$ ~ Q – Polyurethane (聚亚胺脂)! q8 u; l4 c( Z
Wire type (电线类型)' k% J! w0 @( v" O. t- A" ]. k+ J
U - round, monofilar wire (圆形单丝状)" O: x5 ^8 x# w) [( H
R - round multifilar wire (圆形多丝状)9 w0 O9 }1 i. b9 ~' R. Y
K - finely stranded for fixed installations (合符标准的固定安装)
" q$ y' Q: z( p. w F - finely stranded for movable wiring (合符标准的可移动电线)
4 r. C+ A9 e1 p. h) {8 G H - most finely stranded for movable wiring (
" S% g, h% H' f# o/ ^/ F I/ q Y - tinsel cord conductor (铜箔丝电线导体)! ]+ q' X H2 Q7 Q! S1 u
Wire count (芯线数)
! ~# Y' W* h! R3 r Ground wire (接地线)
$ y1 f1 ?7 u/ K& c4 N) g o) P G - with green-yellow wire (带黄/绿色接地)
1 A# A# w# ?- b+ c: } Y - without green-yellow wire (不带黄绿色接地)/ \0 s$ A6 H2 A3 V
Conductor cross-section (导体截面积) |
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