GE t60 Instruction Manual page 552
Ur series transformer protection system
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B.4 MEMORY MAPPING
Table B–9: MODBUS MEMORY MAP (Sheet 23 of 68)
ADDR
REGISTER NAME
444C
PTP Fail Function
444D
User Programmable Third Ethernet Fail Function
444E
User Programmable SFP Fail Function
CT Settings (Read/Write Setting) (6 modules)
4480
Phase CT 1 Primary
B
4481
Phase CT 1 Secondary
4482
Ground CT 1 Primary
4483
Ground CT 1 Secondary
4484
...Repeated for CT Bank 2
4488
...Repeated for CT Bank 3
448C
...Repeated for CT Bank 4
4490
...Repeated for CT Bank 5
4494
...Repeated for CT Bank 6
VT Settings (Read/Write Setting) (3 modules)
4500
Phase VT 1 Connection
4501
Phase VT 1 Secondary
4502
Phase VT 1 Ratio
4504
Auxiliary VT 1 Connection
4505
Auxiliary VT 1 Secondary
4506
Auxiliary VT 1 Ratio
4508
...Repeated for VT Bank 2
4510
...Repeated for VT Bank 3
4518
...Repeated for VT Bank 4
4520
...Repeated for VT Bank 5
4528
...Repeated for VT Bank 6
Source Settings (Read/Write Setting) (6 modules)
4580
Source 1 Name
4583
Source 1 Phase CT
4584
Source 1 Ground CT
4585
Source 1 Phase VT
4586
Source 1 Auxiliary VT
4587
...Repeated for Source 2
458E
...Repeated for Source 3
4595
...Repeated for Source 4
459C
...Repeated for Source 5
45A3
...Repeated for Source 6
Power System (Read/Write Setting)
4600
Nominal Frequency
4601
Phase Rotation
4602
Frequency And Phase Reference
4603
Frequency Tracking Function
Transformer General (Read/Write Setting)
4630
Transformer Number Of Windings
4631
Transformer Phase Compensation
4632
Transformer Load Loss At Rated Load
4633
Transformer Rated Winding Temperature Rise
4634
Transformer No Load Loss
4635
Transformer Type Of Cooling
4636
Transformer Top-oil Rise Over Ambient
4637
Transformer Thermal Capacity
4638
Transformer Winding Thermal Time Constant
4639
Transformer Reference Winding Manual Selection
B-30
RANGE
0 to 1
0 to 1
0 to 1
1 to 65000
0 to 1
1 to 65000
0 to 1
0 to 1
25 to 240
1 to 24000
0 to 6
25 to 240
1 to 24000
0 to 1
0 to 63
0 to 63
0 to 63
0 to 63
25 to 60
0 to 1
0 to 5
0 to 1
2 to 6
0 to 1
1 to 20000
0 to 4
1 to 20000
0 to 3
1 to 200
0 to 200
0.25 to 15
0 to 7
T60 Transformer Protection System
APPENDIX B
UNITS
STEP
FORMAT
---
1
F102
---
1
F102
---
1
F102
A
1
F001
---
1
F123
A
1
F001
---
1
F123
---
1
F100
V
0.1
F001
:1
1
F060
---
1
F166
V
0.1
F001
:1
1
F060
---
---
F206
---
1
F400
---
1
F400
---
1
F400
---
1
F400
Hz
1
F001
---
1
F106
---
1
F167
---
1
F102
---
1
F001
---
1
F160
kW
1
F001
---
1
F161
kW
1
F001
---
1
F162
°C
1
F001
kWh/°C
0.01
F001
min
0.01
F001
---
1
F470
(Auto. Selection)
DEFAULT
1 (Enabled)
0 (Disabled)
0 (Disabled)
1
0 (1 A)
1
0 (1 A)
0 (Wye)
664
1
1 (Vag)
664
1
"SRC 1"
0
0
0
0
60
0 (ABC)
0 (SRC 1)
1 (Enabled)
2
0 (Internal
(software))
100
1 (65°C (oil))
10
0 (OA)
35
10000
200
0
GE Multilin
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