Settings - ABB RELION REX640 Technical Manual

1MRS759142 C
4.1.9.8
Table 445: MPTTR Group settings (Basic)
Parameter Values (Range)
Overload factor
Alarm thermal value
Restart thermal Val
Negative Seq factor
Weighting factor p
Time constant normal
Time constant start
Time constant stop
Env temperature mode
Env temperature Set
Table 446: MPTTR Non group settings (Basic)
Parameter Values (Range)
Operation
Table 447: MPTTR Non group settings (Advanced)
Parameter Values (Range)
Current reference
Initial thermal Val
REX640
Technical Manual

Settings

Unit
1.00...1.20
50.0...100.0 %
20.0...80.0 %
0.0...10.0
20.0...100.0 %
80...4000 s
80...4000 s
80...60000 s
1=FLC Only
2=Use input
3=Set Amb Temp
-20.0...70.0 °C
Unit
1=on
5=off
Unit
0.30...2.00 xIn
0.0...100.0 %
Step Default
0.01 1.05
0.1 95.0
0.1 40.0
0.1 0.0
0.1 50.0
1 320
1 320
1 500
1=FLC Only
0.1 40.0
Step Default
1=on
Step Default
0.01 1.00
0.1 74.0
Section 4
Protection functions
Description
Overload factor (k)
Thermal level above which function gives
an alarm
Thermal level above which function
inhibits motor restarting
Heating effect factor for negative
sequence current
Weighting factor (p)
Motor time constant during the normal
operation of motor
Motor time constant during the start of
motor
Motor time constant during the standstill
condition of motor
Mode of measuring ambient temperature
Ambient temperature used when no
external temperature measurement
available
Description
Operation Off / On
Description
Rated current (FLC) of the motor
Initial thermal level of the motor
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