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A current of at least 10 A, derived from a source with a no-load voltage not exceeding 12 V,
$ j- i6 ?. c, r0 i% T! S9 E( ashall be passed between the earthing terminal or earthing contact and each of the accessible
. n2 F3 R5 a6 e/ t( F! Wmetal parts in turn.
; z: I! I! A8 b' [' A# sThe voltage drop between the earthing terminal or earthing contact and the accessible metal' s4 `5 h9 ~& T1 v
part shall be measured and the resistance calculated from the current and the voltage drop. In
. f4 A& X+ L2 G, @2 Vno case shall the resistance exceed 0,5 Ω. When type testing, the current shall be applied for a1 f q! d/ R1 y+ Z. b' E" {7 d" J. L
period of at least 1 min.
u' r$ M+ O/ nNOTE In the case of a luminaire with a non-detachable flexible cable for the supply connection, the earthing
8 O/ x2 t) o5 i# [contact is at the plug or supply end of the flexible cable or cord. |
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