| Marca | MV Switchgear Accessories |
| Numerus Modeli | Relais Frequens GRF8-01 |
| Frequenta nominata | 40Hz-70Hz |
| Series | GRF8 |
Relay frequentialis GRF8-01 est instrumentum praecisionis altae et fidei firmissimae pro monitoring potestatis et protectione frequentiae. Alio nomine dicitur relay frequentialis, monitor frequentialis, vel relay bimodalis frequentialis regulabilis. Hoc productum intelligentiam integrat et usum facilem, atque in generatilibus, systematibus electricis, et machinis industrialibus latissime adhiberi potest. Stabilitas frequentiae et securitas operationis machinarum efficacem garantiam pro scenariis potestatis criticis praebet.
Usus producti relais frequentialis GRF8-01:
Ut custos frequentiae systematis potestatis, GRF8-01 in his regionibus operatur:
1. Monitoring generatilium: detectio realis temporis frequentiae output diesel/gas generatorum. Si fluctuatio super limen ± 2% excedit, mechanismus protectionis intra 0.1 secundum activatur ut damnum machinariae praeveniat
2. Systema microgrid: effectio synchronisationis multi-frequentiarum et phase matching accurati in transitu grid in systematibus integris venti-solaris energiae
3. Linea productionis industrialis: praebit monitionem de anomalia frequentiali pro machinis precisionis ut defectus batch a fluctuationibus grid praeveniantur
4. Systema potestatis nauticae: certificatum secundum EN60945, aptum pro ambientibus humidis et salinis in mari, securitatem stabilis supply potestatis pro auxiliis nauticis confirmans
Characteristica producti relais frequentialis GRF8-01:
1. Mechanismus bimanualis monitoring potestatis
GRF8-01 non solum frequentiam externam potestatis realiter monitorat, sed etiam functionem monitoring continuam sui proprii alimenti habet. Hoc design effice vitare fallacia monitoring ab alimentatione interna anormali causata, fidem systematis fonte meliorat, et cecitates in monitoring absunt.
2. Adaptatio intelligentis commutationis frequentiae
Configuratio bimodal 50Hz/60Hz adjustabilis incorporata, per dip switch panel rapiditer commutari potest, perfecte ad normas grid diversarum regionum orbis terrarum adaptatur. Sive sint machinae Europae industriales sive unitates generationis in regione Asia Pacific, compatibilitas sine intermissione et expansio applicationum machinarum praebetur.
3. Diagnosi visualizationis multistatus
Innovative adoptans systema indicis LED: viridis, ruber, cum technologia codicis stroboscopici, supportans identificatio celeris 21 typorum fallaciarum. Cum design fenestrae observationis transparentis, personnel operativum et maintenance a 10 metris statum machinae intuitu capere possunt, tempus locationis fallaciarum magnopere minuens.
4. Systema bimodale recuperationis fallaciarum
Selector rotatorius mechanicus industriarum, duas strategias praebens: "locking fallaciarum" et "reset automaticus". In modo locking status securus post fallaciam systematis criticalis servatur et manu interveniri expectatur; Modus reset automaticus cum reinitialisatione morata, specialiter aptus pro plantis potestatis sine homine. Knob adoptat gradum protectionis IP20 et aptus pro ambientibus pulverulentis et humidis.
| Model | GRF8-01 Relay Frequentialis |
| Function | Monitoring frequentiae |
| Supply terminals | A1-A2 |
| Rated supply voltage | AC120-277V |
| Supply voltage limits | AC100-310V |
| Monitoring frequency range | 40Hz-70Hz |
| Over threshold value | -2…+10 Hz |
| Under threshold value | -10…+2 Hz |
| Hysteresis | fixus 0.3Hz |
| Measurement error | ±0.05Hz |
| Time delay | Adjustabilis 0.1s-10s,10% |
| Delay at power up | 0.5s |
| Temperature coecient | 0.05%/℃,at=20℃(0.05%℉，at=68℉) |
| Output indication | LED viridis |
| Output | 2×SPDT |
| Current rating | 8A/AC1 |
| Switching voltage | 250VAC/24VDC |
| Min.breaking capacity DC | 500mW |
| Fault indication | LED ruber |
| Mechanical life | 1×107 |
| Electrical life(AC1) | 1×105 |
| Operating temperature | -20℃ to +55℃（-4℉ to 131℉） |
| Storage temperature | -35℃ to +75℃（-22℉ to 158℉） |
| Mounting/DIN rail | Din rail EN/IEC 60715 |
| Protection degree | IP40 for front panel/IP20 terminals |
| Operating position | cuiuslibet |
| Overvoltage cathegory | III. |
| Pollution degree | 2 |
| Max.cable size(mm²) | solid wire max.1×2.5 or 2×1.5/with sleeve max.1×2.5(AWG 12) |
| Tightening torque | 0.4Nm |
| Dimensions | 90×18×64mm |
| Weight | 59g |
| Standards | EN/IEC60947-5-1 |
