E.23
Date Code 20081022 Instruction Manual SEL-787 Relay
Modbus RTU Communications
Modbus Register Map
Breaker Failure Set
266 (R/W) 52A INTERLOCK 0 1 0 366
0=N
1=Y
267 (R/W) BRKR1 FAIL DELAY sec 0 200 50 0.01 367
268 (R/W) BRKR2 FAIL DELAY sec 0 200 50 0.01 368
Through-Fault Set
269 (R/W) THR FLT WDG 0 2 0 369
0=OFF
1=1
2=2
270 (R/W) THR FLT ALARM PU % 500 9000 1000 0.1 370
271 (R/W) XFMR IMPEDANCE % 20 400 100 0.1 371
272–276 (R) Reserved
c
0 0 0 372–376
Configuration Settings
277 (R/W) WDG1 CT CONN 0 1 1 377
0=DELTA
1=WYE
278 (R/W) WDG2 CT CONN 0 1 1 378
0=DELTA
1=WYE
279 (R/W) WDG1 PHASE CTR 1 5000 100 1 379
280 (R/W) WDG2 PHASE CTR 1 5000 1000 1 380
281 (R/W) MAX XFMR CAP MVA 2 50000 500 0.1 381
282 (R/W) DEFINE CT COMP 0 1 0 382
0=N
1=Y
283 (R/W) WDG1 CT COMP 0 12 12 1 383
284 (R/W) WDG2 CT COMP 0 12 12 1 384
285 (R/W) WDG1 L-L INT KV kV 0 1000 138 1 385
286 (R/W) WDG1 L-L FRAC KV kV 0 99 0 0.01 386
287 (R/W) WDG2 L-L INT KV kV 0 1000 13 1 387
288 (R/W) WDG2 L-L FRAC KV kV 0 99 80 0.01 388
289 (R/W) NEUT1 CT RATIO 1 5000 120 1 389
290 (R/W) PHASE PT RATIO 1 10000 120 1 390
291 (R/W) VNOM INT KV kV 0 1000 13 1 391
292 (R/W) VNOM FRAC ICV kV 0 99 80 0.01 392
293 (R/W) PT CONNECTION 0 1 0 393
0=DELTA
1=WYE
294 (R/W) VOLT-CURR WDG 1 2 2 1 394
295 (R/W) COMP ANGLE Deg 0 360 0 1 395
296 (R/W) SINGLE V INPUT 0 1 0 396
0=N
1=Y
297 (R) Reserved
c
000 397
Table E.32 Modbus Register Map
a
(Sheet 2 of 38)
Modbus Register
Address
b
Name / Enums Units Min Max Def
Scale
Fa c tor
DeviceNet
Parameter
Numbers