4 Technical Data
416
7UM62 Manual
C53000-G1176-C149-3
4.6
Startup Overcurrent Protection (ANSI 51)
Setting Ranges/
Resolution
Pickup Current I>
0.10 to 20.00 A
(Increments 0.01 A)
1
)
Delay Times T
0.00 to 60.00 s
(Increments 0.01 s)
or
∞
(does not expire)
Inherent Operating
Times
Pickup Times I>
120 ms or higher (dep. on signal frequency)
Dropout Times I>
120 ms or higher (dep. on signal frequency)
Dropout
Current Threshold I>
80 % or 0.05 I/In
Tolerances
Current Threshold I>
<10 %
f
≥
3 Hz, I/I
N
< 5
Delay Times T
1 % or 10 ms
Influencing
Variables for
Pickup
Power Supply Direct Voltage in Range
0.8
≤
U
H
/U
HN
≤
1.15
≤
1 %
Temperature in Range
–5 °C
≤ ϑ
amb
≤
55 °C
≤
0.5 %/10 K
Frequency in Range
2 Hz
≤
f
≤
10 Hz
≤
10 %
Harmonics
– Up to 10 % 3rd Harmonics
≤
100 % (Considered in calculation)
– Up to 10 % 5th Harmonics
≤
100 % (Considered in calculation)
1
) With I
N
= 5 A multiply all thresholds and increments with 5.
