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在60598-1 5.3.1.2里说
: _7 e( _6 i3 j4 `# ~8 B: b6 vFor wiring which is connected to the fixed wiring via an internal current-limiting device
+ l* P7 R" E4 p1 m" Y$ {and limiting the current to 2 A maximum, e.g. lamp current control device, circuit cut-outs,4 q& ?) b$ r- u6 y: d, |+ h+ @; O4 m
fuses, protective impedance or isolating transformers,. y2 a' M; l4 d% X/ B
; C- Y9 o+ N2 P$ W这里的限流装置包不包括荧光灯用的电感镇流器的?+ l0 {9 o1 I7 ]& N2 \
% E1 Y5 D3 S- h3 w9 j
ballast% C8 K2 C( e7 C
unit inserted between the supply and one or more discharge lamps which by means of
2 t6 _( ~# E1 h; f. rinductance, capacitance, or a combination of inductance and capacitance, serves mainly to
0 ?# F8 v7 }( Y* O- Nlimit the current of the lamp(s) to the required value. |
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