ABB Relion 620 Series - Page 354

4.1.8.7 Settings
Table 344: JAMPTOC Non group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operation
1=on
5=off
1=on Operation Off / On
Start value 0.10...10.00 xIn 0.01 2.50 Start value
Operate delay time 100...120000 ms 10 2000 Operate delay time
Table 345: JAMPTOC Non group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Reset delay time 0...60000 ms 1 100 Reset delay time
4.1.8.8 Monitored data
Table 346: JAMPTOC Monitored data
Name Type Values (Range) Unit Description
START BOOLEAN
0=False
1=True
Start
START_DUR FLOAT32 0.00...100.00 % Ratio of start time / op-
erate time
JAMPTOC Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.1.8.9 Technical data
Table 347: JAMPTOC Technical data
Characteristic
Value
Operation accuracy Depending on the frequency of the measured current: f
n
±2
Hz
±1.5% of the set value or ±0.002 × I
n
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
4.1.8.10 Technical revision history
Table 348: JAMPTOC Technical revision history
Technical revision Change
B Internal improvement
C Internal improvement
Protection functions 1MRS757644 H
354 620 series
Technical Manual