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Protection functions
—
Characteristic
Operation accuracy
PHLPTOC
n
PHHPTOC
and
PHIPTOC
n
n
)
n
)
Start time
Minimum Typical Maximum
PHIPTOC:
I
Fault
I
Fault
PHHPTOC and PHLPTOC:
I
Fault
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode
Operate time accuracy in inverse time mode
Suppression of harmonics
RMS: No suppression
n x f
n
Peak-to-Peak: No suppression
1 Not included in REM615
one phase with nominal frequency injected from random phase angle, results based on statistical distribution of 1000 measurements
3 Includes the delay of the signal output contact
4 Includes the delay of the heavy-duty output contact
1 Not included in this product
2 For further reference, see the Operation characteristics table
—
Parameter Function Step
Start value
PHLPTOC
n
PHHPTOC
n
PHIPTOC
n
Time multiplier PHIPTOC
Operate delay time
PHLPTOC and PHHPTOC
PHIPTOC
Operating curve type
PHLPTOC
Definite or inverse time
PHHPTOC
Definite or inverse time
PHIPTOC Definite time
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