36 REM615 ANSI 5.0 FP1 MOTOR PROTECTION AND CONTROL
—
Characteristic
Operation accuracy
Depending on the frequency of the measured current: f
n
n
Start time
Minimum Typical Maximum
I
Fault
Reset time
Reset ratio
Retardation time
Operate time accuracy in definite time mode
Suppression of harmonics
n
1) Negative-sequence current before = 0.0, f
n
= 50 Hz, results based on statistical distribution of 1000 measurements
2) Includes the delay of the signal output contact
—
Parameter Function Step
Start value
PREVPTOC
n
Operate delay time
PREVPTOC
Operation
PREVPTOC
—
—
Characteristc
Operation accuracy
Depending on the frequency of the measured current: f
n
n
(at currents
n
)
Operate time accuracy in definite time mode
—
Parameter Function Step
Overload factor
MPTTR
Alarm thermal value
MPTTR
Restart thermal Val
MPTTR
Weighting factor p
MPTTR
Time constant normal
MPTTR
Time constant start
MPTTR
Env temperature mode
MPTTR
—
Env temperature Set
MPTTR
Operation
MPTTR
—
—
Characteristc
Operation accuracy
Depending on the frequency of the measured current: f
n
n
Operate time accuracy
Reset time
Retardation time
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