Table of Contents
Advertisement
Modbus Registers
B.4 Register-Type Data – Holding Registers
I
Warning Time Setting
Max
(Address 37) This register defines the overcurrent warning time. The value is expressed in minutes.
Bit
15
2
15
Bit
7
2
7
Format
Unit
Range
Default
Primary-Voltage Correction
(Address 38) This register defines the primary-voltage correction (L-L). This voltage is added to the measured
primary voltage.
Bit
15
2
15
Bit
7
2
7
Format
Range
Unit
Default
NOTE
i
i
The primary-voltage correction is incremented in steps of 100 V.
Transformer Angle
(Address 39) This register defines the transformer angle. Based on the selected transformer type, you can set
the angle phase shift of the secondary side with respect to the primary side.
Bit
15
2
15
Bit
7
2
7
The following table provides the phase shift in degree lag based on the selected transformer type.
Format
Range
Unit
Default
For example, if the transformer type selected is Dy-11, select the transformer angle as 330°. That is, the LV
system lags by 330° with respect to the MV system.
I
(Group 1)
dir
(Address 40) This register defines the value of ground current for ground-fault detection using the cos φ/sin φ
method. The value is expressed in amperes.
120
14
13
2
14
2
13
6
5
2
6
2
5
16-bit unsigned integer
min
1 to 120
0
14
13
2
14
2
13
6
5
2
6
2
5
16-bit unsigned integer
0 to 900
V
0
14
13
2
14
2
13
6
5
2
6
2
5
16-bit unsigned integer
0 to 359
Degrees
330 (Dy-11)
12
11
10
2
12
2
11
2
10
4
3
2
2
4
2
3
2
2
12
11
10
2
12
2
11
2
10
4
3
2
2
4
2
3
2
2
12
11
10
2
12
2
11
2
10
4
3
2
2
4
2
3
2
2
SICAM, Feeder Condition Monitor, Manual
E50417-H8940-C580-A4, Edition 03.2019
9
8
2
9
2
8
1
0
2
1
2
0
9
8
2
9
2
8
1
0
2
1
2
0
9
8
2
9
2
8
1
0
2
1
2
0
- Quick Links:
- Terminal Diagram
- Modbus Registers
Hide quick links:
Advertisement
Table of Contents
