Siemens SICAM - Page 118

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>), Low-Set
(Address 30) This register defines the minimum time necessary for an overcurrent (low-set) to exist and to
indicate the fault. For setting the IDMT characteristics curves, set tI> = 0.
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 0, 4 to 6000
Default 4
For example, if Modbus value is:
4 = 40 ms
1050 = 10500 ms
Timer (T1)
(Address 31) This register defines the pick-up monitoring time.
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 s
Range 0, 1 to 60
Default 0
Timer (T2)
(Address 32) This register defines the absence of voltage and current monitoring time.
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 s
Range 0, 1 to 25
Default 0
Timer (T3)
(Address 33) This register defines the time for auto reset after resumption of voltages and currents.
Modbus Registers
B.4 Register-Type Data – Holding Registers
118 SICAM, Feeder Condition Monitor, Manual
E50417-H8940-C580-A4, Edition 03.2019