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3 Phase Display Voltage Monitoring Relay GRV8-SN

  • 3 Phase Display Voltage Monitoring Relay GRV8-SN
  • 3 Phase Display Voltage Monitoring Relay GRV8-SN
  • 3 Phase Display Voltage Monitoring Relay GRV8-SN

Abubuwa gaba

Muhimmiya Switchgear parts
Model NO. 3 Phase Display Voltage Monitoring Relay GRV8-SN
Rated Frequency 45Hz-65Hz
Rated Working Voltage 127-265(P-N)
Siri GRV8-SN

Bayani na sayen daga mai wuyaci

Sharararwa

GRV8-S ni relay mai zurfi da take kula da mafi inganci a kan fuskantar voltage na uku, bayanai masu data, da kuma gidajen rukuni. Yana amfani da tekunologin yawan inganci na rawarwa a kan fuskantar voltage na uku a cikin lokaci na baya. Saboda haka, tare da kyakkyawan LCD, yana ba da shirin da ya fi yawa a kan gudanar voltage na uku a cikin gwamnatin power industri, wanda yake da kyau a cikin sadimin kontrol mai zurfi da ke neman dacewa.

Yadda ake iya GRV8-S Three phase Voltage Monitoring Relay with Display:
1. Gidaje mai zurfi: Da fitaccen funkar ta dokari, gidaje na baya na relay, wanda yake so in yi tasiri a cikin zama aiki.
2. Tashin mutane da komputa: Kayayyakin interface da ke da kyau yana rage da muhimmanci a yi aiki, kuma yana ci nasara a kan gudanar process na debugging a cikin yanki.
3. Mafi girma: Da kyau a kan siffofin voltage da yawa da kuma sadimin wiring, wanda yake da kyau a cikin yanayi na uku da suka ci gaba.
4. Mafi girma: Kayan aiki na karfi yana ba da kyau a kan layout na cabinet, wanda yake da kyau a cikin yanayi da suka ci gaba.
5. Shirin da ya fi yawa: Mechanism na protection na voltage fault na yawa yana rage da riskin lafiyar kayan aiki.
Tushen GRV8-S Three phase Voltage Monitoring Relay with Display:
1. Yawan inganci na rawarwa
Amfani da tekunologi na TRMS (True RMS) don in tabbatar da shape na waveform na voltage da kuma in yi waƙoƙi a kan interference na harmonics, saboda haka, yana ba da shirin da ya fi yawa a kan bayanai.
2. Kyakkyawan LCD mai yawa
Da fitaccen kyakkyawan LCD, yana bayyana bayanai na voltage, indicators, da kuma abubuwan fault na baya, wanda yake taimaka a cikin gudanar diagnosis da kuma setting na parameter.
3. Mafi girma na system
Yana da kyau a kan sadimin wiring biyu: three-phase three wire (3P3L) da three-phase four wire (3P4L), da kuma yana da kyau a kan siffofin voltage da yawa (kamar 220V, 380V, etc.).
4. Yawan inganci na rawarwa
Error na measurement ≤ 1%, wanda yake da kyau a cikin tsari na voltage monitoring a cikin yanayi na uku da suka ci gaba.
5. Design na structure mai karfi
Module width ita ce 36mm, da kuma yana da kyau a kan installation na DIN rail, wanda yake rage da space na cabinet da kuma in yi tasiri a cikin integration na system.
Amfani da GRV8-S Three phase Voltage Monitoring Relay with Display:
1. Protection na overvoltage/undervoltage na uku
Gidaje na baya na fluctuations na voltage a cikin grid, don in yi alarm ko instruction na disconnection idan an samu overvoltage, undervoltage, ko imbalance, don in haɗa aiki na electrical equipment.
2. Protection na reverse operation na kayan aiki
Amfani da function na phase sequence don in rage da damage ko accident na safety da ke faru a cikin kayan aiki masu rotation kamar motors saboda power supply na reverse.
3. Control na dual power switching
System na automatic switching don normal power supply da emergency power supply (kamar generators), don in haɗa continuity na power.
4. Protection na phase failure na power load
Tabbatar da phase loss faults a cikin systems na uku, kuma in kasa power na baya, don in rage da motor burnout ko losses na shutdown na production line.

Parametoci na teknologi GRV8-SN GRV8-SP
Funkar Monitoring 3-phase voltage
Monitoring terminals L1-L2-L3-N L1-L2-L3
Voltage range(Un) 127-132-138-220-230 -240-254-265(P-N) 220-230-240-380-400 -415-440-460(P-P)
Rated supply frequency 45Hz-65Hz
Supply voltage limits 70V-400V 130V-650V
Measurement error ≤1%
hysteresis 2%
Phase failure 50% of Un selected
Time deviation ≤5%
Temperature coefficient 0.05%/℃,at=20℃(0.05%℉,at=68℉)
Output 2×SPDT
Current rating 8A/AC1
Switching voltage 250VAC/24VDC
Min.breaking capacity DC 500mW
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 category III.
Pollution degree 2
Max.cable size(mm 2) solid wire max.1×2.5or 2×1.5/with sleeve max.1×2.5(AWG 12)
Tightening torque 0.4Nm
Dimensions 90×36×64mm
Weight 100g 109g
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.
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