F36; F68 - GE Multilin 745 Communications Manual

Transformer protection system
Table of Contents

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MODBUS PROTOCOL
Table 2–4: 745 memory map (Sheet 48 of 56)
Addr
Description
2212
Winding 3 restricted ground fault pickup
2213
Winding 3 restricted ground fault slope
2214
Winding 3 restricted ground fault delay
2215
Winding 3 restricted ground fault block
2216
Winding 3 restricted ground fault relays
2217
Reserved
224F
Reserved
Winding 1 negative-sequence time overcurrent
2250
Winding 1 negative-sequence time overcurrent function
2251
Winding 1 negative-sequence time overcurrent target
2252
Winding 1 negative-sequence time overcurrent pickup
2253
Winding 1 negative-sequence time overcurrent shape
2254
Winding 1 negative-sequence time overcurrent multiplier
2255
Winding 1 negative-sequence time overcurrent reset
2256
Winding 1 negative-sequence time overcurrent block
2257
Winding 1 negative-sequence time overcurrent relays
2258
Reserved
225F
Reserved
Winding 2 negative-sequence time overcurrent
2260
Winding 2 negative-sequence time overcurrent function
2261
Winding 2 negative-sequence time overcurrent target
2262
Winding 2 negative-sequence time overcurrent pickup
2263
Winding 2 negative-sequence time overcurrent shape
2264
Winding 2 negative-sequence time overcurrent multiplier
2265
Winding 2 negative-sequence time overcurrent reset
2266
Winding 2 negative-sequence time overcurrent block
2267
Winding 2 negative-sequence time overcurrent relays
2268
Reserved
226F
Reserved
Winding 3 negative-sequence time overcurrent
2270
Winding 3 negative-sequence time overcurrent function
2271
Winding 3 negative-sequence time overcurrent target
2272
Winding 3 negative-sequence time overcurrent pickup
2273
Winding 3 negative-sequence time overcurrent shape
2274
Winding 3 negative-sequence time overcurrent multiplier
2275
Winding 3 negative-sequence time overcurrent reset
2276
Winding 3 negative-sequence time overcurrent block
2277
Winding 3 negative-sequence time overcurrent relays
2278
Reserved
227F
Reserved
Winding 1 negative-sequence instantaneous overcurrent
2280
Winding 1 negative-sequence inst. overcurrent function
2281
Winding 1 negative-sequence inst. overcurrent target
2–60
Range
Step
0.02 to 20.00
0.01
0 to 100
1
0.00 to 600.00
0.01
---
---
1 to 8
---
---
---
---
---
0.05 to 20.00
0.01
---
---
0.00 to 100.00
0.01
---
---
---
---
1 to 8
---
---
---
---
---
0.05 to 20.00
0.01
---
---
0.00 to 100.00
0.01
---
---
---
---
1 to 8
---
---
---
---
---
0.05 to 20.00
0.01
---
---
0.00 to 100.00
0.01
---
---
---
---
1 to 8
---
---
---
---
---
745 TRANSFORMER PROTECTION SYSTEM – COMMUNICATIONS GUIDE
CHAPTER 2: MODBUS PROTOCOL
Units
Format
Default
× CT
F3
8 = 0.08 × CT
%
F1
10%
s
F3
10 = 0.10 s
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
1 = Latched
× CT
F3
25 = 0.25 × CT
---

F36

0 = Ext Inverse
---
F3
100 = 1.00
---

F68

1 = Linear
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
1 = Latched
× CT
F3
25 = 0.25 × CT
---
F36
0 = Ext Inverse
---
F3
100 = 1.00
---
F68
1 = Linear
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
1 = Latched
× CT
F3
25 = 0.25 × CT
---
F36
0 = Ext Inverse
---
F3
100 = 1.00
---
F68
1 = Linear
---
F87
0 = Disabled
---
F153
None
---
F30
0 = Disabled
---
F46
1 = Latched

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