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energyxpertz / Compare products
Relais Numérique de Protection Moteur Siemens Reyrolle 7SR57
Siemens Reyrolle 7SR17 Rho Relay – 4xI, 0/3xV
Siemens Siprotec 4 SIPROTEC 7SD610 Protection Relay – 4xI, text display, 1-/3-pole tripping
Kendinden Beslemeli Fider Koruma Rölesi – ABB REJ603
Siemens Reyrolle 7SR23 High Impedance Protection Relay – 4xI
price
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Technical Specifications
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Key Features:
High-speed line differential protection
4xI inputs for precise current measurement
Text display for easy local monitoring
Supports 1-/3-pole tripping for flexible applications
Ideal for utility and industrial networks
Locally available with competitive pricing
Monitoring Functions:
Self-supervision of relay and R2R communication
Trip circuit supervision (74TC)
Measured-value supervision
Oscillographic fault recording
Event and fault logging
Switching statistics
Front Design:
User-friendly operation
PC front port for DIGSI 4 configuration
Function keys and 14 LEDs for local alarm
Communication Interfaces:
2 serial R2R protection data interfaces (ring or chain topology)
Front PC interface
System interface:
IEC 61850 Ethernet
IEC 60870-5-103
PROFIBUS-FMS / DP
DNP 3.0
Rear service/modem interface
Time synchronization via IRIG-B, DCF77, or system interface
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Inputs: 4xI
Protection Functions: Overall differential protection (87/50G), Restricted Earth Fault (87REF), Earth Fault (50G)
Supervision Functions: CT Supervision (CT50), Fault Clearance Monitor (87/50BF)
Monitoring Functions: Instrumentation
Additional Functions: IEC 61850 option, Eight setting groups, Password protection, Self-monitoring, Fault/event/waveform records
Housings: E6 or E8
Applications: Distribution networks, industrial plants, and high-impedance protection systems
Teknik Özellikler
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Aşırı akım ve toprak hatası koruması
Yardımcı güç olmayan şebekelerde kullanım
Düşük enerjili trip bobinleri ile yüksek uyumluluk
Manuel sıfırlamalı elektromekanik bayrak
Ön USB beslemesi ile bataryaya ihtiyaç kalmaz; CT enerjisi olmadığında kayıt erişimi
Koruma fonksiyonları için hızlı test ve devreye alma
Olay ve arıza kayıtları (3.0 versiyon)
Geniş kapsamlı donanım/yazılım öz-denetimi
Termal aşırı yük, inrush tespiti, uzaktan trip, ölçüm
Düşük enerjili trip çıkışı ve bi-stable çıkışlar
USB ile bilgisayar/power bank üzerinden besleme (3.0 versiyon)
RMU ve kompakt hücreler için tasarlanmış
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Caractéristiques Techniques
Entrées/Sorties :
4 TC + 8 BI + 6 BO
4 TC + 13 BI + 8 BO
4 TC + 4 VT + 9 BI + 8 BO
4 TC + 4 VT + 19 BI + 12 BO
Communication : USB avant, RS485 arrière, 2xRJ45, Ethernet optique optionnel
Boîtier : Taille 6 ou 12, conception extractible, LCD rétroéclairé 128x128 avec affichage texte/graphique
Fonctions : Surtension, sous-tension, protection thermique, surveillance de phase, détection arc flash, supervision disjoncteur, surintensité directionnelle, protection fréquence, etc.
Surveillance : Courant, tension, fréquence, puissance, énergie, données de défaut, journaux de démarrage moteur
Protocoles : IEC 60870-5-103, MODBUS-RTU, DNP3, IEC 61850
Avantages : Conception compacte, coût faible, fonctionnement fiable, conformité IEC 61850, LED tricolores, langues sélectionnables par l’utilisateur
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