Download  Print this page

Synchrocheck - GE UR Series Instruction Manual

Line differential relay.
Hide thumbs
   
1
2
3
4
Table of Contents
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470

Advertisement

6 ACTUAL VALUES
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
MESSAGE
FREQUENCY
SRC 1
A maximum of 6 identical Source menus are available, numbered from SRC 1 to SRC 6. "SRC 1" will be replaced by what-
ever name was programmed by the user for the associated source (see
).
SOURCES
The relay measures (absolute values only)
reactive, and apparent power. These parameters can be monitored to reduce supplier demand penalties or for statistical
metering purposes. Demand calculations are based on the measurement type selected in the
ÖØ
menu. For each quantity, the relay displays the demand over the most recent demand time interval, the maxi-
DEMAND
mum demand since the last maximum demand reset, and the time and date stamp of this maximum demand value. Maxi-
mum demand quantities can be reset to zero with the
command.
is measured via software-implemented zero-crossing detection of an AC signal. The signal is either a
SOURCE FREQUENCY
Clarke transformation of three-phase voltages or currents, auxiliary voltage, or ground current as per source configuration
ÖØ
(see
SETTINGS
SYSTEM SETUP
final frequency measurement is passed through a validation filter that eliminates false readings due to signal distortions and
transients.
ÖØ
PATH: ACTUAL VALUES
METERING

SYNCHROCHECK1

MESSAGE
MESSAGE
The Actual Values menu for SYNCHROCHECK2 is identical to that of SYNCHROCHECK1. If a Synchrocheck Function
setting is set to "Disabled", the corresponding Actual Values menu item will not be displayed.
GE Power Management
SRC 1
DMD W:
0.000
W
SRC 1
DMD W MAX:
0.000
W
SRC 1
DMD W DATE:
200/07/31 16:30:07
SRC 1
DMD VAR:
0.000
var
SRC 1
DMD VAR MAX:
0.000
var
SRC 1
DMD VAR DATE:
200/07/31 16:30:07
SRC 1
DMD VA:
0.000
VA
SRC 1
DMD VA MAX:
0.000
VA
SRC 1
DMD VA DATE:
200/07/31 16:30:07
SRC 1
FREQUENCY:
0.00 Hz
on each phase and average three phase demand for real,
SOURCE DEMAND
COMMANDS
ÖØ
). The signal used for frequency estimation is low-pass filtered. The
POWER SYSTEM
ÖØ
Ö
SYNCHROCHECK
SYNCHROCHECK 1
SYNCHROCHECK 1 DELTA
VOLT:
0.000 V
SYNCHROCHECK 1 DELTA
PHASE:
0.0°
SYNCHROCHECK 1 DELTA
FREQ:
0.00 Hz
L90 Line Differential Relay
ÖØ
SETTINGS
SYSTEM SETUP
SETTINGS
Ø
ÖØ
CLEAR RECORDS
CLEAR DEMAND RECORDS
6.3.4 SYNCHROCHECK
6.3 METERING
ÖØ
SIGNAL
6
Ø
PRODUCT SETUP
6-15

Advertisement

Table of Contents

   Also See for GE UR Series

   Related Manuals for GE UR Series

This manual is also suitable for:

L90

Comments to this Manuals

Symbols: 0
Latest comments: