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over current earth fault protection relay
Siemens 7sr51 Directional Relay With 61850
Minimum Order Quantity: 1 Piece
Product Brochure
| Relay Type | Overcurrent |
| Current Rating | 1 A |
| Number of Poles | 4 Pole |
| Mounting Type | Panel Mount |
| Rated Voltage | 24 V DC |
| Voltage | 240 To 250 |
| Current Range | 1–10 A |
| Current | DC |
| Net Weight (lb) | 10 kg |
| brand | Siemens |
| communication protocol | 61850 |
| communication port | RJ45 |
The Reyrolle 5 is designed for the electricity networks of the future with enhanced communications and cybersecurity while maintaining a user-friendly interface and easy product management.
The Reyrolle 7SR51 overcurrent device includes a wide range of protection functions and IEC 61850 Ethernet communications as standard. To further minimize the product variants the power supply and the binary inputs cover the full operating range with configurable binary input thresholds.
The large LCD, tactile pushbuttons and programmable LEDs provide a user-friendly product interface and the relay element is withdrawable for easy replacement.
Additional Information:
- Item Code: 7sr51
- Production Capacity: bulk
- Delivery Time: 8 week
- Packaging Details: standarf
Feeder Protection Siemens 7SR5110
Minimum Order Quantity: 1 Piece
Product Brochure
| Current Range | 0.5-5 A |
| Relay Technology | Numerical |
| Trip Time Curve | Instantaneous |
| Poles | 3 Pole |
| Mounting Type | Panel Mount |
| Protection Type | Earth Fault, Non Directional, Phase And Earth, Phase Overcurrent |
| MAEK | SIEMENS |
| TYPE | Feeder Protection Relay |
| voltage input | No |
| mounting | Drawout Typr |
| voltage | Universal |
| protocol | 61850 |
The Reyrolle 5 is designed for the electricity networks of the future with enhanced communications and cybersecurity while maintaining a user-friendly interface and easy product management.
The Reyrolle 7SR51 overcurrent device includes a wide range of protection functions and IEC 61850 Ethernet communications as standard. To further minimize the product variants the power supply and the binary inputs cover the full operating range with configurable binary input thresholds.
The large LCD, tactile pushbuttons and programmable LEDs provide a user-friendly product interface and the relay element is withdrawable for easy replacement.
Inputs and outputs
Current inputs – 4 or 5
Voltage inputs – 0 or 4
Binary inputs (max) – 39
Binary outputs (max) incl. healthy contact – 20
Arc flash detector inputs (AFD) – 0 or 3
Heavy duty binary outputs (HDBO) – 0 or 4
High speed binary outputs (HSBO) – 0 or 3
Temperature sensor inputs (TSI) – 0 or 8
Communication
Standard front USB port (for configuration using Reydisp Manager 2, a PC based software tool) rear RS485, 2 x RJ45 electrical ports or optional optical Ethernet connections.
Additional Information:
- Item Code: 7sr5110X
- Production Capacity: bulk
- Delivery Time: 8 week
- Packaging Details: standard
Feeder Protection Relay 7sr5111
Minimum Order Quantity: 1 Piece
Product Brochure
| Protection Function | Feeder |
| Current Rating | 5A |
| Number of Elements | 3 Element |
| Auxiliary Supply | universal |
| Mounting Type | Panel |
| make | Siemens |
| type | Drwa Out |
| special feature | Synchro Check |
| communication portocol | 61850 |
| supply voltage | Universal |
| Packaging Type | Box |
Inputs and outputs
Current inputs – 4 or 5
Voltage inputs – 0 or 4
Binary inputs (max) – 39
Binary outputs (max) incl. healthy contact – 20
Arc flash detector inputs (AFD) – 0 or 3
Heavy duty binary outputs (HDBO) – 0 or 4
High speed binary outputs (HSBO) – 0 or 3
Temperature sensor inputs (TSI) – 0 or 8
Communication
Standard front USB port (for configuration using Reydisp Manager 2, a PC based software tool) rear RS485, 2 x RJ45 electrical ports or optional optical Ethernet connections.
Housing
Size 6, 8, or 12 with withdrawable design
Display
Backlit 128 x 128 LCD with text and graphical display capabilities suitable for single line mimic diagrams.
Additional Information:
- Item Code: 7sr51134
- Production Capacity: bulk
- Delivery Time: 8 week
- Packaging Details: standard
Feeder Protection Relay 7sr1004
Product Brochure
| make | Siemens |
| type | Numerical Directional Relay |
| voltage protection | Yes |
| communication port | RS485 |
| protocol | Modbus |
| Model Number | 7sr1004 |