ABB RER620 Product Manual page 5

Table 1. Supported functions RER620 (continued)
Functionality
Protection
Underfrequency, overfrequency, frequency rate of change, source 1, stage 1
Underfrequency, overfrequency, frequency rate of change, source 1, stage 2
Load shed & restoration, source 1, stage 1
Load shed & restoration, source 1, stage 2
Circuit breaker failure protection
Circuit breaker close failure protection
Directional positive sequence power protection
Directional negative/zero sequence power protection
High Impedance Fault Detector
Cold load inrush detection, timer 1 Phase A (in seconds)
Cold load inrush detection timer 2 Phase A (in minutes)
Cold load inrush detection timer 2 Phase C (in minutes)
Control
Circuit Breaker 1 (3 state inputs / 3 control outputs)
Auto-reclosing, single phase and/or three phase
Synchronism and energizing check
Loop control
Condition monitoring
Circuit-breaker condition monitoring
Fuse failure supervision, source 1
Measurement
Digital fault (waveform) recorder
Three-phase current measurement
Sequence current measurement
Three-phase voltage measurement, source 1
Three-phase voltage measurement, source 2
Sequence voltage measurement, source 1
Sequence voltage measurement, source 2
Ground current
Single and three phase power, power factor and three phase energy, source 1
Frequency measurement, source 1
Demand metering, Max/Min metering
Sequence of events recorder (SER)
Fault Recorder
Fault Locator (FLOC)
Other functions
Uninterruptable Power Supply (UPS) including: battery charger, heater control, auxiliary power for external
modems, voltage boost
Universal Power Driver (UPD) for ABB GridShield series of reclosers and others
Programmable buttons (16 buttons)
Move function block (8 outputs)
Pulse timer (8 timers)
Generic control points (16 outputs)
Set reset flip flops (8 outputs)
Time delay off timers (8 timers)
Time delay on timers (8 timers)
Move function block (8 outputs)
Pulse timer (8 timers)
Generic control points (16 outputs)
Set reset flip flops (8 outputs)
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