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考虑有三点-------取线三个中线径最大的:
Y( F. o% i9 m; }1 n9 W1)如果是灯串:
, W0 }" m+ C4 C# dThe nominal cross-sectional area of the conductors shall not be less than the following values:
0 m- \; g. {/ O' V% Ba) 0,5 mm2 for class II lighting chains with E5 or E10 lampholders or other small lampholders;
6 o& {2 C$ u4 j r9 Q1 y7 x$ @b) 0,75 mm2 for class II lighting chains with E14, E27, B15 or B22 lampholders and fitted with
! x) ~: i8 ?2 P8 T: a/ K2 G) }series connected lamps;* _8 s4 l) G+ L- U' `1 _
c) 1,5 mm2 for class II lighting chains with E14, E27, B15 or B22 lampholders and fitted with
d5 i, |% }- p1 Zparallel connected lamps;5 s& J& E! s( y; Y
d) 0,5 mm2 for class III chains and parts of chains supplied by SELV and with a maximum
4 \" V! v- f; y' a9 Krated wattage exceeding 50 W;+ }( p0 u; ~+ S/ y( L8 u
e) 0,4 mm2 for class III chains and parts of chains supplied by SELV and with a maximum
9 U3 b! P: _& c4 Zrated wattage not exceeding 50 W;* [6 i' i& s! N' ]( J
f) 1 mm2 for the cable between the plug and a sealed chain without joints;
7 v' Y" L9 O* A+ |3 w: e; Q; ]g) 1,5 mm2 for the cable between the plug and a sealed chain with joints.
+ U1 I7 Y4 F e# q- f: P. l; L! |6 z, y W, R: I( ^+ I! b
2)针对吊灯:
/ X3 G2 G. j, m0 Q– 0,75 mm2 for ordinary luminaires;3 M; _7 b8 L8 ~$ y! M' i g
– 1,0 mm2 for other luminaires.3 ~- m1 `4 T9 K3 i1 x0 p' S! n
; [- a, W" ^6 l3 E z3)考虑电流,可以百度一下 (考虑线径和电流之间的对应关系) |
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