TABLE IX. Long-time delay trip timing test (electronic trip units) - Continued.
Left pole
Center pole
Right pole
(long-time delay set at min. band)
(long-time delay set at intmd. band) /2
(long-time delay set at max. band)
Long-
time
Applied
Trip time
Trip time
Trip time
current
pickup
setting /1
(amps)
Required /3
Actual
Required /3
Actual
Required /3
Actual
2 times
nominal
LTDPU
3 times
Max.
nominal
setting
LTDPU
4 times
nominal
LTDPU
NOTES:
/1 Minimum, intermediate (or as close to middle as possible) and maximum long-time delay pickup (LTDPU) setting available on the circuit breaker, as
specified in the applicable specification sheet.
/2 Intermediate (or as close to middle as possible) long-time delay band setting available on the circuit breaker.
/3 Allowable time band as specified in the applicable specification sheet for long-time tripping.
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