Micom P631 - Page 373

Parameter Address
Default Min Max Unit Logic Diagram
Main function
MAIN: Device on-line
003 030
0: No (= off) Fig. 3-48, (p. 3-75)
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Switching the device off-line or on-line. Some parameters can only be changed
when protection is disabled.
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MAIN: Test mode USER
003 012
0: No Fig. 3-61, (p. 3-88)
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When the test mode user is activated, signals or measured data for PC and
communication interfaces are labeled 'test mode'.
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MAIN: Nominal frequ. fnom
010 030
50: 50 Hz
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Setting for the nominal frequency of the protected system.
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MAIN: Phase sequence
010 049
1: A - B - C
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Setting the phase sequence A-B-C or A-C-B.
(Alternative terminology: Setting for the rotary field's direction, either clockwise
or anticlockwise.)
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MAIN: Inom C.T.prim.,end a
019 020
200 1 50000 A Fig. 3-44, (p. 3-70)
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MAIN: Inom C.T.prim.,end b
019 021
200 1 50000 A
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Setting for the primary nominal current of the main current transformer (phase
currents) of end a or b.
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MAIN: Inom device, end a
010 024
1.0: 1.0 A Fig. 3-39, (p. 3-62)
Fig. 3-40, (p. 3-63)
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MAIN: Inom device, end b
010 025
1.0: 1.0 A Fig. 3-41, (p. 3-64)
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Setting for the nominal current of the device for the measurement of the phase
currents of ends a or b. This also corresponds to the nominal device current.
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MAIN: Conn.meas.circ. IP,a
010 140
1: Standard Fig. 3-39, (p. 3-62)
Fig. 3-40, (p. 3-63)
7 Settings
P631
P631/EN M/R-11-C // P631-310-650 7-73