Subject to modifications and errors
Page 15 of 71
2019-06-26 edition
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2 Overvoltage thresholds - phase-to-neutral voltage
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1 Undervoltage threshold - phase-to-neutral voltage
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1 Overfrequency threshold
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1 Underfrequency threshold
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1 frequency ramp threshold (RoCoF .. can be deactivated if required)
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Turn-on delay
3.3.15
NRS 097-2-1: 2017
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Selectable connection mode (1-phase, 3-phase)
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Selectable nominal voltage
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Selectable feedback contact (normally opened/normally closed)
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2 overvoltage thresholds - phase to phase voltage (automatic selection depending on connection
mode)
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2 undervoltage thresholds - phase to phase voltage (automatic selection depending on connection
mode)
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2 overvoltage thresholds - phase-to-neutral voltage (automatic selection depending on connection
mode)
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2 undervoltage thresholds - phase-to-neutral voltage (automatic selection depending on connection
mode)
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1 Overfrequency thresholds
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1 Underfrequency thresholds
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1 Random over-frequency threshold (can be activated if required)
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1 Frequency ramp threshold (RoCoF ... can be deactivated if required)
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1 Phase shift threshold (PShift … can be activated if required)
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Turn-on delay
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Random turn-on delay (can be activated if required)
3.3.16
OPEN SETUP
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Selectable connection mode (1-phase, 3-phase)
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Selectable nominal voltage
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Selectable safety mode (1 contactor or 2 contactors controlled and monitored)
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Selectable feedback contact (normally opened/normally closed)
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2 Overvoltage thresholds - phase to phase voltage (automatic selection depending on connection
mode, can be manually deactivated if required)
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2 Undervoltage thresholds - phase to phase voltage (automatic selection depending on connection
mode, can be manually deactivated if required)
•
2 Overvoltage thresholds - phase-to-neutral voltage (automatic selection depending on connection
mode, can be manually deactivated if required)
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2 Undervoltage thresholds - phase-to-neutral voltage (automatic selection depending on
connection mode, can be manually deactivated if required)
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10 minutes average overvoltage threshold (can be manually deactivated if required)
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2 over-frequency thresholds (can be manually deactivated if required)
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2 under-frequency thresholds (can be manually deactivated if required)
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1 Random over-frequency threshold (can be activated if required)
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1 Frequency ramp threshold (RoCoF ... can be activated if required)
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1 phase shift threshold (PShift … can be activated if required)
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Turn-on delay
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Random turn-on delay (can be activated if required)
3.4
Comparators
Depending on the standard selected not all comparators can be processed.