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GRF8-01 Fadama Ralii

  • GRF8-01 Frequency Relay

Abubuwa gaba

Muhimmiya Switchgear parts
Model NO. GRF8-01 Fadama Ralii
Rated Frequency 40Hz-70Hz
Siri GRF8

Bayani na sayen daga mai wuyaci

Sharararwa

Relay GRF8-01 na frequency itace wata wurin da ya fi sani da inganci da inganci a tsakanin yawan karfi da kuma amfani da shi. Ana nufin cewa shi ne relay na frequency na power, relay na frequency na power, relay na frequency, ko kuma relay na frequency na dual-mode da za su iya rubuta. Wannan babban mutanen ya haɗa da funksiyoyin masu fahimta da kuma amfani da shi, kuma zai iya amfani da shi a matsayin generator, power systems, da kuma abubuwa masu sayarwa. Ingancin frequency na power da kuma dalilin dalilan da ake amfani da shi sun bayyana al'amuran da ke ciki da tushen dalili mai muhimmanci.

Amfani da babban mutanen GRF8-01 na frequency relay:
A cikin power system, GRF8-01 ya yi a cikin yadda ake nuna haka:
1. Tattaunawa generator set: Yadda ake nuna output frequency na generator na diesel/na gas a baya. Idan ayyukan yadda ake nuna ta fito da limit na ± 2%, mekanisin da za su taimaka a kan 0.1 detar sa ita ce don in taimaka waƙoƙi abubuwan da ke ciki
2. Microgrid system: In tabbatar da synchronization na multi-frequency da kuma phase matching na precise a lokacin da ake gaba daga grid a integrated wind solar energy storage systems
3. Industrial production line: In bayyana warning na frequency anomaly don abubuwan da ke ciki don in iya taimaka waƙoƙi abubuwan da ke ciki saboda fluctuation na power grid
4. Ship power system: An tabbatar da shi a cikin EN60945, ana ba da shi a cikin yankin da ke da ruwan da kuma salt spray, wanda ya tabbatar da stability na power supply don abubuwan da ke ciki a cikin ship

Features na babban mutanen GRF8-01 na frequency relay:
1. Dual power monitoring mechanism
GRF8-01 tana nuna frequency na external power a baya, kuma tana da funksiya na continuous monitoring na working power supply. Wannan design ya jagoranci waɗannan failures na monitoring saboda abnormal internal power supply, tana daɗe ingancin system, kuma tana tabbatar da ma ɓa da blind spots a cikin monitoring.
2. Intelligent frequency switching adaptation
Built-in 50Hz/60Hz dual-mode adjustable configuration, zai iya gudanar da shi a kan panel dip switch, wanda ya samu shi da take da standards na power grid a ƙasashen duniya. Idan an yi shi a European industrial equipment ko kuma power generation units a Asia Pacific region, zai iya compatible da shi da kuma expand application scenarios.
3. Multi state visualization diagnosis
Innovative LED indicator light system: green, red, combined with strobe coding technology, supporting quick identification of 21 types of faults. With the design of a transparent observation window, operation and maintenance personnel can intuitively grasp the equipment status from 10 meters away, greatly reducing the time for fault location.
4. Dual mode fault recovery system
Industry mechanical rotary recovery mode selector, providing two strategies: "fault locking" and "automatic reset". Maintain a safe state after a critical system failure in lock mode and wait for manual intervention; Automatic reset mode with adjustable delay restart, especially suitable for unmanned power plants. The knob adopts IP20 protection level and is suitable for high dust and humid environments.

Model GRF8-01 Frequency Relay
Function Monitoring frequency
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 fixed 0.3Hz
Measurement error ±0.05Hz
Time delay Adjustable 0.1s-10s,10%
Delay at power up 0.5s
Temperature coecient 0.05%/℃,at=20℃(0.05%℉,at=68℉)
Output indication green LED
Output 2×SPDT
Current rating 8A/AC1
Switching voltage 250VAC/24VDC
Min.breaking capacity DC 500mW
Fault indication red LED
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 any
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
Maimakanta mai inganci
Kayan da ke zuwa
kima mai yiwuwa da wata
Waktu na kirma
100.0%
≤4h
Gaskiya ta hanyar kamfanin
Workplace: 1000m² Jami'a nanan mafi girma: Zama-zama na Farko da aka Fitowa a Shekarar (USD): 300000000
Workplace: 1000m²
Jami'a nanan mafi girma:
Zama-zama na Farko da aka Fitowa a Shekarar (USD): 300000000
Aiki
Turanci Masana: Sallar
Ƙananunan Cigaba: Aakwụkwọ ọnụọgụ/Gwadàbwata/Low voltage electrical equipment/Maimaitar da kimiyya/Ajiyayi na farko/Kọ̀mọ́ àwọn ẹ̀ka ìjìnlẹ̀ ènìyàn
Mafarkin tsoro na yawan kulle
Kayan aiki na alaka da amfani, yin amfani, gyara-gyaran da kuma pasuwa na kayan karkashin yanayi, suka kentuwa da kaiwansu masu iko, ingantacciyar hankali da kuma amfani mai kyau.
mabudin aikatan kayan dabbobi sun dawo da idoni masu iko da ma'ajiriyya, sannan suka tabbata inganci, kwayoyin uku da na'ibbicci ne daga babban kayan aikin

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