Section 3
REM630 variants
3.1.1
22
Preconfigurations
Table 4:
REM630 preconfigurations
Description
Preconfiguration A for asynchronous motor
Number of instances available
Table 5:
Supported functions
Functionality
Protection
Three-phase non-directional overcurrent, low stage
Three-phase non-directional overcurrent, instantaneous stage
Non-directional earth-fault protection, low stage
Non-directional earth fault, high stage
Non-directional earth fault, instantaneous stage
Directional earth fault, low stage
Directional earth fault, high stage
Phase reversal protection
Negative phase-sequence time overcurrent protection
Three-phase thermal overload for motors
Loss-of-load supervision
Motor stall protection
Emergency start
Motor startup supervision
Three-phase overvoltage
Three-phase undervoltage
Positive-sequence overvoltage
Positive-sequence undervoltage
Negative-sequence overvoltage
Residual overvoltage
1)
Frequency gradient
1)
Overfrequency
1)
Underfrequency
Circuit-breaker failure
Tripping logic
Control
Bay control
Interlocking interface
Circuit-breaker/disconnector control
Circuit breaker
Table continues on next page
1)
1)
1)
1MRS756785 A
Preconfiguration
A
N
A
N
1
1
1
1
1
1
1
1
-
1
-
1
-
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
-
2
-
2
1
2
1
2
1
2
-
3
-
6
-
3
-
3
1
2
1
2
1
1
2
5
2
5
1
1
REM630
Application Manual