FIELD: electrical engineering. SUBSTANCE: device has first RS flip- flops with enabling input and three output states, second RS flip- flops, indicators, OR gate, and enable and clear signal sources. EFFECT: improved noise immunity. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR INDICATION AND TEST OF WORKING ORDER OF RELAY PROTECTION | 1991 |
|
RU2009566C1 |
| DEVICE FOR SIGNALLING AND CONTROL OVER SERVICEABILITY OF RELAY PROTECTION | 0 |
|
SU1646008A2 |
| DEVICE FOR WARNING AND CONTROL OF SERVICEABILITY OF RELAY PROTECTION | 0 |
|
SU1644253A1 |
| SIGNAL DEVICE OF SYSTEM FOR MONITORING RELAY PROTECTION OPERABILITY | 0 |
|
SU1457013A1 |
| SYSTEM FOR SIGNALLING AND CHECKING FAULT OF RELAY PROTECTION | 0 |
|
SU1628103A2 |
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|
RU2009590C1 |
| DEVICE FOR SIGNALLING AND MONITORING SERVICEABILITY OF RELAY PROTECTION | 0 |
|
SU1656607A2 |
| DEVICE FOR INDICATION AND CONTROL OVER SERVICEABILITY OF RELAY PROTECTION | 0 |
|
SU1697137A2 |
| DEVICE FOR SIGNALLING CONDITIONS AND CHECKING RELAY PROTECTION | 0 |
|
SU1274023A1 |
| DEVICE FOR TESTING OPERABILITY OF DISCRETE AUTOMATICS APPARATUS | 0 |
|
SU714555A2 |
