ABB Relion SMU615 Product Manual page 12

Substation Merging Unit
SMU615
Product version: 1.0
Table 7. Energizing inputs (sensors)
Description
Current sensor input
Voltage sensor input
1) Equals the current range of 40...4000 A with a 80 A, 3 mV/Hz Rogowski
2) Depending on the used nominal current (hardware gain)
3) This range is covered (up to 2*rated) with sensor division ratio of 10 000:1
Table 8. Binary inputs
Description
Operating range
Rated voltage
Current drain
Power consumption
Threshold voltage
Reaction time
Table 9. Signal output X100: SO1
Description
Rated voltage
Continuous contact carry
Make and carry for 3.0 s
Make and carry for 0.5 s
Breaking capacity when the control-circuit time constant L/R<40 ms, at
48/110/220 V DC
Minimum contact load
Table 10. Signal outputs and IRF output
Description
Rated voltage
Continuous contact carry
Make and carry for 3.0 s
Make and carry 0.5 s
Breaking capacity when the control-circuit time constant L/R<40 ms, at
48/110/220 V DC
Minimum contact load
12
Rated current voltage (in secondary
side)
Continuous voltage withstand
Input impedance at 50/60 Hz
Rated voltage
Continuous voltage withstand
Input impedance at 50/60 Hz
Value
75 mV...9000 mV 1)
125 V
2)
2...3 MΩ
3)
6 kV...30 kV
50 V
3 MΩ
Value
±20% of the rated voltage
24...250 V DC
1.6...1.9 mA
31.0...570.0 mW
16...176 V DC
<3 ms
Value
250 V AC/DC
5 A
15 A
30 A
1 A/0.25 A/0.15 A
100 mA at 24 V AC/DC
Value
250 V AC/DC
5 A
10 A
15 A
1 A/0.25 A/0.15 A
10 mA at 5 V AC/DC
1MRS758420 B
ABB