Basler DECS-150 - Machine Protection Functions

28-4 9492600990
Specifications DECS-150
Cross-Current Input Terminals ......... CC+, CC−
Setpoint Range
Reactive Droop ................................ 0 to +30% of Rated Voltage
Line Drop .......................................... 0 to 30% of Rated Voltage
Cross-Current ................................... −30 to +30% of Primary CT Current
Machine Protection Functions
Overvoltage (59) and Undervoltage (27)
Pickup
Range 1 to 99,999 Vac
Increment ......................................... 1 Vac
Time Delay
Range 0.1 to 60 s
Increment ......................................... 0.1 s
Loss of Sensing
Time Delay
Range 0 to 30 s
Increment ......................................... 0.1 s
Voltage Balanced Level
Range 0 to 100% of Positive Sequence Voltage
Increment ......................................... 0.1%
Voltage Unbalanced Level
Range 0 to 100% of Positive Sequence Voltage
Increment ......................................... 0.1%
Overfrequency (81O) and Underfrequency (81U)
Pickup
Range 0 or 30 to 70 Hz
Increment ......................................... 0.01 Hz
Time Delay
Time Delay Range ........................... 0.1 to 300 s
Increment ......................................... 0.1 s
Voltage Inhibit (81U only)
Range 0 or 5 to 100% of Rated Voltage
Increment ......................................... 1%
Field Protection Functions
Field Overvoltage
Pickup
Range 0 or 1 to 300 Vdc
Increment ......................................... 1 Vdc
Time Delay
Range 0 to 30 s
Increment ......................................... 0.1 s