SIL-G feeder and generator protection relay
The SIL-G relay for connecting distributed generation (wind, solar, cogeneration) to the medium voltage grid, including islanding protection. Power supply 24–230 V AC/DC, 4 current inputs and 5 voltage inputs.
- Power supply
- 24–230 V AC/DC
- Inputs
- 4 current (/1, /5), 5 voltage
- Functions
- loss-of-mains protection (islanding, ROCOF), load shedding, circuit breaker control (52) and auto-reclosing (79), SOTF
- Protocols
- Modbus RTU/TCP, DNP3.0, IEC 60870-5-103/104, IEC 61850, web server
Price, availability and lead time on request. We help with analogue selection, customs clearance and delivery.
Description
The current inputs work with CTs /1 and /5. The relay performs loss-of-mains protection (islanding, ROCOF), load shedding, circuit breaker control (52), auto-reclosing (79) and SOTF. Communication supports Modbus RTU/TCP, DNP3.0, IEC 60870-5-103/104, IEC 61850 and a built-in web server. The digital input and output configuration is 8+7 or 11+5.
Technical specifications
| Power supply | 24–230 V AC/DC |
|---|---|
| Inputs | 4 current (/1, /5), 5 voltage |
| Functions | loss-of-mains protection (islanding, ROCOF), load shedding, circuit breaker control (52) and auto-reclosing (79), SOTF |
| Protocols | Modbus RTU/TCP, DNP3.0, IEC 60870-5-103/104, IEC 61850, web server |
| Inputs/outputs | 8+7 or 11+5 |
Request a price and lead time
SIL-G feeder and generator protection relay. We reply within one business day.
Or email sales@usk.ua or call 044 339-50-20.
Customs codes
| UKTZED (Ukraine) | 8536 49 00 90 |
|---|---|
| HS, 6 digits | 8536 49 |
| CN (EU) | 8536 49 00 |
| HTSUS (USA) | 8536 49 00 80 |
| China customs tariff | 8536 49 00 90 |
Codes are for reference: the final code is determined at declaration for the specific model.
Questions and answers
What facilities is SIL-G intended for?
For connecting wind, solar and cogeneration plants to the medium voltage grid.
Is there islanding protection?
Yes, the relay performs loss-of-mains protection, islanding and ROCOF.
How many analog inputs does the relay have?
4 current inputs for CTs /1 and /5 and 5 voltage inputs.
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