Table 758: PDNSPTOC Non group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operation
1=on
5=off
1=on Operation Off / On
Table 759: PDNSPTOC Non group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Reset delay time 0...60000 ms 1 20 Reset delay time
Min phase current 0.05...0.30 xIn 0.01 0.10 Minimum phase
current
4.4.3.9 PDNSPTOC Monitored data
Table 760: PDNSPTOC Monitored data
Name Type Values (Range) Unit Description
START_DUR FLOAT32 0.00...100.00 % Ratio of start time / op-
erate time
RATIO_I2_I1 FLOAT32 0.00...999.99 % Measured current ratio
I2 / I1
PDNSPTOC Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.4.3.10 Technical data
Table 761: PDNSPTOC Technical data
Characteristic Value
Operation accuracy Depending on the frequency of the measured
current: f
n
±2 Hz
±2% of the set value
Start time <70 ms
Reset time Typically 40 ms
Reset ratio Typically 0.96
Retardation time <35 ms
Operate time accuracy in definite time mode ±1.0% of the set value or ±20 ms
Suppression of harmonics
DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
4.4.4 Phase reversal protection PREVPTOC (ANSI 46R)
1MRS759142 F
Protection functions
REX640
Technical Manual
837
To Next Page
Loading...
