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! W, [4 |) i* d0 o, I法規的7.1節有提到,EUT如果是連結到major feeders,要測試12 ohm,
* Y7 j1 h7 ?0 K# k% ?' o" o所以推論EUT定義安裝在OVC III以上,要測12 ohm,
$ G" w4 G+ C2 u Z2 P2 m; sOVC I and II只要測試30 ohm.
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) [( o/ r& k2 b- u* f原文如下7.1 Test of power supply ports
! y3 K+ P9 l- R7 D/ Y/ I9 OThe test voltage shall be applied through the coupling/decoupling network.
, S I7 u+ W6 H Z# X. EIn general, the impedance of the test generator shall be as follows:
( B4 \! U* |/ O/ e– EUT ports connected to major feeders shall be tested with 12 Ω generator impedance;
' V! v5 m P, j- i$ M– EUT ports connected to outlets shall be tested with 30 Ω generator impedance.( A/ f/ h3 g$ I: c/ ~6 A7 R1 u
Product committees may specify tests using either 12 Ω or 30 Ω generator impedance as
. J7 F) ~, L+ w6 Irequired. ( W4 X& H1 B7 h/ N8 P
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