GE Multilin 745 Communications Manual page 72

Transformer protection system
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MODBUS PROTOCOL
Table 2–4: 745 memory map (Sheet 54 of 56)
Addr
Description
23CF
Reserved
Winding 2 current demand
23D0
Winding 2 current demand function
23D1
Winding 2 current demand target
23D2
Winding 2 current demand pickup
23D3
Winding 2 current demand block
23D4
Winding 2 current demand relays
23D5
Reserved
23DF
Reserved
Winding 3 current demand
23E0
Winding 3 current demand function
23E1
Winding 3 current demand target
23E2
Winding 3 current demand pickup
23E3
Winding 3 current demand block
23E4
Winding 3 current demand relays
23E5
Reserved
23EF
Reserved
Transformer overload
23F0
Transformer overload function
23F1
Transformer overload target
23F2
Transformer overload pickup
23F3
Transformer overload delay
23F4
Transformer overload block
23F5
Transformer overtemperature alarm signal
23F6
Transformer overload relays
23F7
Reserved
23FF
Reserved
Aging factor limit
2400
Aging factor limit function
2401
Aging factor limit target
2402
Aging factor limit pickup
2403
Aging factor limit delay
2404
Aging factor limit block
2405
Aging factor limit relays
2406
Reserved
240F
Reserved
Tap changer failure
2410
Tap changer failure function
2411
Tap changer failure target
2412
Tap changer failure delay
2413
Tap changer failure block
2414
Tap changer failure relays
2415
Reserved
2–66
Range
Step
---
---
---
---
---
---
---
---
1 to 8
---
---
---
---
---
---
---
---
---
1 to 8
---
---
---
---
---
50 to 300
1
% rated
0 to 60000
1
---
---
---
---
1 to 8
---
---
---
---
---
1.1 to 10.0
0.1
0 to 60000
1
minutes
---
---
1 to 8
---
---
---
---
---
0 to 600.00
0.01
---
---
1 to 8
---
745 TRANSFORMER PROTECTION SYSTEM – COMMUNICATIONS GUIDE
CHAPTER 2: MODBUS PROTOCOL
Units
Format
Default
---
F30
0 = Disabled
---
F46
0 = Self-reset
A
F79
400 A
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
0 = Self-reset
A
F80
400 A
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
0 = Self-reset
F1
208% rated
s
F1
10 s
---
F87
0 = Disabled
---
F88
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
0 = Self-reset
--
F2
20 = 2.0
F1
10 minutes
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
0 = Self-reset
s
F3
500 = 5.00 s
---
F87
0 = Disabled
---
F153
None

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