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其实UL的HI-POT TEST的电压要分产品的, 不能一概而论, 而且即使是同一产品, 其耐压测试也有几种方式: 以UL982为例:如下所示
}! ?0 e" |) a2 N1 l2 d) qTable 61.1
6 i5 a" ~) K KProduction-line test conditions( v- H: J3 Z! V0 f
Rating of% q' t. W5 L% L( n0 g" X
motor( m8 r: e& P2 b+ a8 r
employed by; \' s6 k3 D/ b" ~& ^2 @& `, d! u( M
appliance,
& K8 D; z4 ?: b, I( f( W7 mhorsepower& a% o, i9 U; y! r4 H+ i
Condition A Condition B
0 F/ ?( s: s# Z, Q4 UPotential, volts0 W3 ?6 Y; {. V: ]% H% _. q6 g
AC
( {' ^/ A. S5 p7 @8 S# C" BPotential, volts% U t/ Q% W3 p, K
DC, s- a: a- ~$ z% s9 S
Time, seconds Potential, volts
# C5 G2 f+ D' u* I) ^0 E! _' _: }9 [' wAC
: R4 v+ |! c( L' d6 f: HPotential, volts# t/ n4 D6 l" y/ p9 Y
DC
2 K9 F, g) }! S& LTime, seconds+ g2 I7 G% m/ D/ E
1/2 horsepower( A" W/ _' i" E) H( w
or less
5 P( d% B4 Z8 h8 R3 Z1 q5 b/ g0 I& B1000 1400 60 1200 1700 18 ~- D6 n: O" ?$ ~6 Q4 ?# q8 o ~
More than 1/2
; E; {1 E4 |& zhorsepower
5 n' D, n9 s% q! S8 w! m1000 + 2Va 1400 + 2.8Va 60 1200 + 2.4Va 1700 + 3.4Va 15 f! p+ r7 }, T& K/ v1 }$ w
a Maximum rated voltage. |
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