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5.3.1.2 For wiring which is connected to the fixed wiring via an internal current-limiting device
2 t' k) Q+ F/ n6 {: wand limiting the current to 2 A maximum, e.g. lamp current control device, circuit cut-outs,
6 u0 H. @- \" D0 J4 C4 ofuses, protective impedance or isolating transformers, the following is applicable:
" s& w( k: y+ Y-the minimum cross-sectional area which may be less than 0,4 mm2 shall be selected in7 l3 s8 A: `0 H* k5 j
relation to the maximum current during normal operating conditions and the time and level% Y U Y' G- l0 Y0 e3 S3 C
of the current flowing during failure conditions, owing to the fact that overheating of the wire
$ @ W) s: i q0 t! G5 {. winsulation shall be prevented under any condition;
& M4 P' s( _( `' `– the minimum insulation thickness, which may be less than 0,5 mm (PVC or rubber), shall be' c, ~# t: R+ ?0 Q' [. \
selected in relation to the voltage stress occurring. |
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