ABB REM630 - Page 6

Table 2. Functions used in preconfigurations. Column 'n' shows the total number of
available function instances regardless of the preconfiguration selected.
Functionality A B n
Protection
Three-phase non-directional overcurrent, low stage 1 1 1
Three-phase non-directional overcurrent, instantaneous stage 1 1 1
Non-directional earth-fault protection, low stage 1 1 1
Non-directional earth-fault, high stage 1 1 1
Non-directional earth-fault, instantaneous stage - - 1
Directional earth-fault, low stage - - 1
Directional earth-fault, high stage - - 1
Rotor earth-fault protection
1)
- - 1
Negative-sequence overcurrent protection for motors 2 2 2
Phase reversal protection 1 1 1
Three-phase thermal overload for motors 1 1 1
Motor startup supervision 1 1 1
Motor load jam protection 1 1 1
Emergency start 1 1 1
Loss of load supervision 1 1 1
High-impedance or flux-balance-based differential protection
for machines
- - 1
Stabilized differential protection for motors
1)
- 1 1
Three-phase overvoltage - - 2
Three-phase undervoltage - - 2
Positive-sequence overvoltage 1 1 2
Positive-sequence undervoltage 1 1 2
Negative-sequence overvoltage 1 1 2
Residual overvoltage - - 3
Frequency gradient
1)
- - 6
Overfrequency
1)
- - 3
Underfrequency
1)
- - 3
Three-phase underexcitation protection
1)
- - 2
Motor Protection and Control 1MRS756977 D
REM630
Product version: 1.1 Issued: 2011-05-18
6 ABB