|
|
UL 817: ~8 M. t" T2 D1 V
MANUFACTURING AND PRODUCTION TESTS
1 ?- h% X; |1 T- N3 g104 Dielectric Voltage-Withstand Test
, e$ g, r5 c! E" Q6 c( g104.1 Each cord set and power-supply cord shall be capable of withstanding without electrical& h7 j& H& ]9 k# V# w3 ^; [
breakdown, as a routine production line test, the application of a test potential between line conductors% e8 ]! Z- a+ x; R0 E1 k1 Q- _
and between each line conductor and grounding conductor, if provided, using one of the following
. L, N! S! I4 L5 g) kmethods.
* p8 F& G: h4 r3 S. B' ma) A 1250 V a-c (40 – 70 Hz) test potential applied for 1 minute,
" w; D S, c7 f7 x8 ?b) A 1500 V a-c (40 – 70 Hz) test potential applied for 1 second,' J9 `" n: r# f
c) A 1770 V d-c test potential applied for 1 minute, or
. l8 O& L; B8 ^# h3 ^d) A 2100 V d-c test potential applied for 1 second. |
|