Description
Product Description
The ABB REJ603BBB10NN3XC is a self-powered feeder protection relay engineered for medium-voltage secondary distribution networks. Unlike traditional relays, it derives operating power directly from the current transformer (CT) input, eliminating the need for an auxiliary power source. This design makes it ideal for applications where external power is limited, such as ring main units (RMUs), compact substations, and distribution automation projects.
Technical Specifications
| Attribute | Details |
|---|---|
| Manufacturer | ABB |
| Series | Relion® 600 |
| Model Number | REJ603BBB10NN3XC |
| Product Type | Self-Powered Feeder Protection Relay |
| Protection Functions | Phase overcurrent, Earth fault, Undervoltage/Overvoltage |
| Rated Frequency | 50 / 60 Hz |
| Rated Current | 1 A / 5 A (selectable) |
| Power Supply | Self-powered via CT input |
| Startup Power Requirement | ~2.5 VA at rated current |
| Trip Output | 1 NO (Normally Open) |
| Binary I/O | 1 Digital Input / 1 Digital Output (configurable) |
| Fault Recording | Up to 100 fault events stored |
| User Interface | LED indicators, DIP switch configuration |
| Communication | None by default; optional serial interface available |
| Configuration | Manual (DIP switches) or optional software |
| Enclosure Material | Flame-retardant plastic |
| Protection Class | IP54 front, IP20 rear |
| Dimensions (HxWxD) | 160 × 96 × 150 mm |
| Weight | 0.9 kg |
Key Features
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Self-powered operation ensures deployment where auxiliary supply is unavailable.
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Compact design fits RMUs, compact substations, and distribution cabinets.
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Provides reliable protection against overcurrent, earth faults, and voltage irregularities.
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Records up to 100 events for diagnostic analysis.
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Simple configuration through DIP switches or optional software.
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Durable construction with IP54-rated front for harsh environments.
Applications
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Secondary distribution networks in medium-voltage systems
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Ring Main Units (RMUs)
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Compact Substations
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Distribution automation projects with limited auxiliary power
FAQ
Q: Can the REJ603BBB10NN3XC be installed without any auxiliary power supply?
A: Yes. The relay is self-powered from the CT input and does not require an external voltage source.
Q: How many fault records can it store?
A: The relay stores up to 100 fault events for diagnostics and analysis.
Q: Is remote communication supported?
A: Standard units do not include communication, but optional serial interfaces are available upon request.
Q: How is the relay configured?
A: Configuration is performed using DIP switches or optional ABB configuration software.
Features
Dobrodošli su nam veleprodajni nalozi i imamo minimalnu količinu narudžbine od samo jedne jedinice.
Na zahtev, možemo obezbediti svu potrebnu dokumentaciju, uključujući Sertifikate o poreklu/usaglašenosti i druge potrebne izvozničke dokumente.
Za artikle na lageru, cilj nam je da isporučimo u roku od 1-3 dana nakon potvrde uplate. Artikli sa navedenim rokovima isporuke biće isporučeni u skladu sa navedenim rasporedom.
Prihvatamo 100% T/T (telegrafski transfer) plaćanje pre slanja. Za artikle sa vremenom isporuke, zahteva se avans od 30%, dok se preostalih 70% plaća pre slanja. Za RMB transfere, molimo kontaktirajte nas ako imate agenta u Kini.
Нудимо стандардну једногодишњу гаранцију на све нове и оригиналне артикле. Ако вам је потребна продужена гаранција, молимо контактирајте нас за детаље о додатним трошковима.
Vaše zadovoljstvo nam je važno. Ako treba da vratite artikal, to mora biti urađeno u roku od 30 dana od datuma porudžbine. Proizvod mora biti neupotrebljen, neotvoren i u originalnom pakovanju sa svim uključenim dodacima. Povraćaj novca se obrađuje u roku od 5-7 radnih dana nakon što primimo vraćeni artikal. Molimo vas da imate na umu da troškovi dostave i povezani troškovi nisu povraćajni.