ABB RER615 - Page 414

Parameter Values (Range) Unit Step Default Description
Curve parameter D 0.46...30.00 1 29.10 Parameter D for
customer program-
mable curve
Curve parameter E 0.0...1.0 1 1.0 Parameter E for
customer program-
mable curve
Table 417: NSPTOC Non group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Minimum operate
time
20...60000 ms 1 20 Minimum operate
time for IDMT
curves
Reset delay time 0...60000 ms 1 20 Reset delay time
4.3.1.8 Monitored data
NSPTOC Monitored data
Table 418: NSPTOC Monitored data
Name Type Values (Range) Unit Description
START_DUR FLOAT32 0.00...100.00 % Ratio of start
time / operate
time
NSPTOC Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.3.1.9 Technical data
Table 419: NSPTOC Technical data
Characteristic
Value
Operation accuracy Depending on the frequency of the measured current: f
n
±1.5% of the set value or ±0.002 × I
n
Start time
1 2
Minimum Typical Maximum
I
Fault
= 2 × set Start value
I
Fault
= 10 × set Start value
23 ms
15 ms
26 ms
18 ms
28 ms
20 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
Table continues on the next page
1
Negative sequence current before fault = 0.0, f
n
= 50 Hz, results based on statistical distribution
of 1000 measurements
2
Includes the delay of the signal output contact
Protection functions 1MRS758755 C
414 REC615 & RER615
Technical Manual