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法規的7.1節有提到,EUT如果是連結到major feeders,要測試12 ohm,' G2 Q b& ~9 g5 |$ r, G: J- ]3 y9 [
所以推論EUT定義安裝在OVC III以上,要測12 ohm,
1 J' \0 M! N4 I( o: jOVC I and II只要測試30 ohm.
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原文如下7.1 Test of power supply ports
7 e- v" Y/ q5 K& P1 TThe test voltage shall be applied through the coupling/decoupling network.
" P6 l8 t; U( z: X' J3 z$ OIn general, the impedance of the test generator shall be as follows:0 o8 e% d5 {0 p' H/ z
– EUT ports connected to major feeders shall be tested with 12 Ω generator impedance;
, S8 F) I3 Y0 Y7 i– EUT ports connected to outlets shall be tested with 30 Ω generator impedance.
7 C O3 M% G8 n( |! C$ f; nProduct committees may specify tests using either 12 Ω or 30 Ω generator impedance as
( i5 v' ^# J. }4 a1 o h6 S- I: {0 arequired. 4 x3 u+ x) }$ K9 N; x! U' q
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