Table B2
DC MAINTENANCE 3-MINUTE TEST
Maximum
Rated Line DC Test
Allowable
Voltage
Voltage Dielectric Current
rms kV
kV
F
A
69
100
100
115-138
160
160
230
265
265
345
4OO
400
500
575
575
B-6 (FIST 3 - 29 5/90)