Siemens SICAM - Page 113

Format 16-bit unsigned integer
Unit A
Range 0, 50 to 2500
When 0 is selected, then the protection function is disabled.
Default 0
Overcurrent Response Time (tI>>)
(Address 12) This register defines the minimum time necessary for an overcurrent to exist and to make the
device to indicate the fault.
Bit 15 14 13 12 11 10 9 8
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
Bit 7 6 5 4 3 2 1 0
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
Format 16-bit unsigned integer
Unit ms
Range 4 to 6000
Default 4
For example, if Modbus value is:
4 = 40 ms
1050 = 10500 ms
Ground-Fault Trip Value (I
N
>) (Group 1)
(Address 13) This register defines the ground-current value for a ground-fault protection.
Bit
15 14 13 12 11 10 9 8
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
Bit 7 6 5 4 3 2 1 0
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
Format 16-bit unsigned integer
Unit A
Range 0, 4 to 20000 (ground-fault settings)
When 0 is selected, then the protection function is disabled.
Default 0
For example, if Modbus value is:
4 = 0.4 A
1000 = 100 A
Ground-Fault Response Time (tI
N
>) (Group 1)
(Address 14) This register defines the minimum time required for a ground fault to exist and to allow the
device to indicate a fault.
Bit
15 14 13 12 11 10 9 8
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
Bit 7 6 5 4 3 2 1 0
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
Format 16-bit unsigned integer
Unit ms
Range 4 to 6000
Modbus Registers
B.4 Register-Type Data – Holding Registers
SICAM, Feeder Condition Monitor, Manual 113
E50417-H8940-C580-A4, Edition 03.2019