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“有可能的话,将IEC 61347关于打高压的那段贴上来瞧瞧。。”
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61347-1 IEC:2000
9 r* P' j* J% z, F8 {( s$ s0 v& ]. a0 q. b4 a# w
12 Electric strength/ \, l% b# D3 C
Lamp controlgear shall have adequate electric strength.
# j' E3 w" \, `4 ^/ E7 h5 m4 ]Immediately after the measurement of the insulation resistance, the lamp controlgear shall7 o/ S! Z. J4 @/ M0 p, I# |
withstand an electric strength test for 1 min applied between the parts specified in clause 11.
+ H5 Q9 }6 H/ J: iThe test voltage of substantially sine-wave form, having a frequency of 50 Hz or 60 Hz shall
: B' |, H) ?4 u- ^correspond to the values in table 1. Initially, not more than half the specified voltage shall be/ G2 x; l% _* t
applied, the voltage then being raised rapidly to the prescribed value.8 a7 H9 R9 o8 m! C
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Table 1 – Electric strength test voltage
: X4 d6 o2 H5 RWorking voltage U Test voltageV
g5 ?3 J5 e6 I/ b7 S( EUp to and including 42 V 5003 c9 @& g5 Y3 h7 P) y7 Y
Above 42 V up to and including 1 000 V 2 U + 1 000! f2 Y6 }6 F$ S3 b* M
/ L+ a, T. K/ S. YNOTE For convertors, the electric strength test between parts separated by reinforced insulation shall be in accordance with figure 9, curve B, of IEC 60065.1 `( J& e, H% g; A N
7 n1 p3 Z1 W+ a$ m* m/ a. b3 k/ o% SNo flashover or breakdown shall occur during the test.2 Q- x# S6 O. f$ n# z
The high-voltage transformer used for the test shall be so designed that when the output
4 H* q1 l0 }- T7 X+ y% R' g: D. qterminals are short-circuited after the output voltage has been adjusted to the appropriate test
- d4 s2 V: U4 A2 a/ [2 dvoltage, the output current is at least 200 mA.
. O2 G8 |" M6 ?6 K% U/ u& UThe overcurrent relay shall not trip when the output current is less than 100 mA.
! [0 i+ u" ]$ n& L: \4 I; GThe r.m.s. value of the test voltage applied shall be measured to within ±3 %.
$ ^8 ~$ M- T- a$ _$ oThe metal foil referred to in clause 11 shall be placed so that no flashover occurs at the edges
2 C( w; C e/ }! R& f2 r1 u: Aof the insulation.
! \# E) y" E3 k* _* U9 GGlow discharges without drop in voltage are neglected. |
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