Comprehensive Product Summary – ORing RGS‑PR9000‑LV‑L3 Managed Layer 3 Switch

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### 1. Product Overview

Product Name: RGS‑PR9000‑LV‑L3
Article Number: RGS‑PR9000‑LV‑L3
Series: RGS‑9000 Series Industrial Managed Ethernet Switches
Model Type: Managed Layer 3 IEC 61850‑3 Rack‑Mount Switch, 4 Slots, Low‑Voltage DC
Manufacturer: ORing Industrial Networking Corp.
Manufacturer Address: 4F., No. 3, Lane 235, Baociao Rd., Sindian City, Taipei County 23145, Taiwan, R.O.C.
Website: [www.oring‑networking.com](http://www.oring-networking.com)
Support Contact: support@oring‑networking.com
Sales Contact: sales@oring‑networking.com

The RGS‑PR9000‑LV‑L3 is a modular, industrial‑grade, Layer 3 managed Ethernet switch designed for mission‑critical power substation and railway applications. It complies with IEC 61850‑3 and IEEE 1613 standards for electromagnetic immunity and environmental robustness. The unit supports up to 28 ports through four modular slots and provides advanced routing, redundancy, and security functions suitable for Smart Grid and industrial automation networks.

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### 2. Key Features

- Layer 3 Managed Switching: Supports static routing, RIP, and VRRP for network segmentation and redundancy.
- IEC 61850‑3 / IEEE 1613 Compliance: Ensures reliable operation in high‑EMI substation and rolling‑stock environments.
- Modular Architecture: Four slots—three for 8‑port 1 GbE modules (RJ‑45 or SFP) and one for 2/4‑port 10 GbE SFP+ module—allow flexible port configurations.
- High Availability:
- ORing proprietary redundancy (< 30 ms recovery over 250 nodes)
- O‑Chain and Open‑Ring interoperability
- IEC 62439‑2 MRP and MSTP/RSTP/STP compatibility
- Wide Temperature Range: –40 °C to +85 °C (without 10 G module) or –20 °C to +60 °C (with 10 G module).
- Dual Redundant Power Inputs: 24/48 V DC (20–72 V DC) with reverse‑polarity and surge protection; typical consumption ≈ 46 W.
- Robust Design: 1 U 19‑inch rack‑mount steel enclosure; ESD 4 kV DC protection on Ethernet ports; 2000 V DC surge protection on power input.
- Advanced Security: 802.1x, RADIUS, TACACS+, ACL, AAA, HTTPS/SSH, SNMP v3, DoS/DDoS prevention, Device Binding.
- Comprehensive Management: Web GUI, CLI via console/Telnet/SSH, SNMP, and ORing Open‑Vision Windows utility.
- Smart Grid Integration: Supports Modbus TCP and IEEE 1588v2 Precision Time Protocol (PTP) for time‑synchronized operations.
- Energy Efficiency: IEEE 802.3az Energy‑Efficient Ethernet.
- Jumbo Frame Support: Up to 9.6 KB frames for high‑throughput data transfer.
- Comprehensive QoS: 8 priority queues, DSCP translation, port policing, and weighted scheduling for deterministic traffic control.
- Diagnostics and Monitoring: Cable diagnostics, SFP DDM monitoring, temperature sensing, system logs, and SNMP traps.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|------------------|
| Slots / Ports | 4 slots (3 × 8 × 1 GbE modules + 1 × 4 × 10 GbE SFP+ module) – up to 28 ports |
| Switching Bandwidth | 128 Gbps non‑blocking |
| Switching Latency | 7 µs (store‑and‑forward architecture) |
| MAC Address Table | 32 K entries |
| Packet Buffer | 32 Mbit |
| Flash Memory / DRAM | 128 Mbit Flash / 1 Gbit DRAM |
| Jumbo Frame | 9.6 KB |
| Priority Queues | 8 |
| Dimensions (W × D × H) | 440 × 325 × 44 mm (17.32 × 12.8 × 1.73 in) |
| Weight | ≈ 6.45 kg (LV model) |
| Enclosure | 19‑inch rack‑mount metal chassis (1 U) |
| Power Input | Dual 24/48 V DC (20–72 V DC) redundant inputs via terminal block |
| Power Consumption | ≈ 46 W typical |
| Protection | Over‑current protection, reverse polarity protection, 2000 V DC surge protection |
| Operating Temperature | –40 °C to +85 °C (no 10 G module) / –20 °C to +60 °C (with 10 G module) |
| Storage Temperature | –40 °C to +85 °C |
| Humidity | 5 % – 95 % non‑condensing |
| Cooling | Fanless convection |
| Console Port | RJ‑45 RS‑232, 115200 bps, 8‑N‑1 |
| Relay Output | 1 A @ 24 V DC for fault alarm |
| LED Indicators | PWR1, PWR2, R.M., Ring, Fault, DEF, RMT, per‑port Link/Speed/Duplex |
| Mounting | Standard 19‑inch rack mount kit included |
| Compliance | IEC 61850‑3, IEEE 1613, EN 50155, EN 61000‑4‑2/3/4/5/6/8/11, FCC Part 15 Class A, CISPR 22 Class A |
| Warranty | 5 years limited hardware warranty |

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### 4. Functionality

Operation Principle:
The RGS‑PR9000‑LV‑L3 operates as a modular Layer 3 switch combining wire‑speed Layer 2 switching with Layer 3 routing. It supports static routes, RIP v1/v2, and VRRP for gateway redundancy. Packets are forwarded using store‑and‑forward processing with hardware‑based switching fabric for low latency.

Use Cases / Applications:
- Power substations and Smart Grid IEC 61850 networks
- Railway and rolling‑stock communication systems
- Industrial automation and process control networks
- Utility SCADA and energy distribution systems
- Backbone aggregation for redundant industrial Ethernet rings

Compatibility:
Supports IEEE 802.3 10/100/1000 Base‑T(X), 100/1000 Base‑X SFP, and 10 G SFP+ interfaces. Fully interoperable with standard Ethernet devices and third‑party ring protocols via Open‑Ring support.

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### 5. Components & Accessories

Included Items:
- RGS‑PR9000‑LV‑L3 main chassis
- Rack‑mount brackets (L & R) with M3 screws × 8
- Console cable (DB‑9 female to RJ‑45)
- Power terminal block connectors
- Quick Installation Guide and CD (user manual and utilities)

Optional Modules / Add‑ons:
- RJ‑45 Module: 8 × 10/100/1000 Base‑T(X)
- SFP Module: 8 × 100/1000 Base‑X SFP
- 10 G SFP+ Module: 2 or 4 × 10 G SFP+ ports
- Power Modules: AC (88–264 V AC / 100–370 V DC) or DC (24/48 V DC) redundant units
- SFP Transceivers: Multi‑mode (850 nm, 550 m) or Single‑mode (1310/1550 nm, up to 80 km)
- Open‑Vision Management Software for centralized monitoring

Connectors:
- RJ‑45 Ethernet ports (auto MDI/MDI‑X)
- SFP and SFP+ LC fiber connectors
- RS‑232 console RJ‑45
- Dual power terminal block
- Relay contact (COM/NO/NC)

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### 6. Installation & Setup

Requirements:
- 19‑inch rack space (1 U)
- Proper grounding and EMI shielding
- DC power supply within 20–72 V DC range
- CAT 5e/6 UTP or fiber optic cables as appropriate

Mounting Procedure:
1. Attach rack brackets to chassis sides using M3 screws.
2. Secure the switch to rack rails with M4 screws.
3. Connect redundant power inputs (PWR1/PWR2) and ground terminals.
4. Insert interface modules (RJ‑45/SFP/10 G SFP+) into slots 1–4 with power off.
5. Connect Ethernet and fiber links.
6. Power on the unit and verify LED status (PWR, Ring, Fault).

Initial Configuration:
- Default IP Address: 192.168.10.1
- Subnet Mask: 255.255.255.0
- Gateway: 192.168.10.254
- Username/Password: admin/admin

Access via Web browser (HTTP/HTTPS), Telnet, SSH, or serial console (115200 bps). Configuration can be saved, backed up, and restored through the Web interface or CLI.

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### 7. Performance & Capabilities

- Switching Fabric: 128 Gbps non‑blocking throughput.
- Latency: < 7 µs for 64‑byte frames.
- Redundancy Recovery: < 30 ms (O‑Ring) over 250 nodes.
- Routing Performance: Hardware‑assisted Layer 3 forwarding for static and RIP routes.
- QoS and Traffic Control: 802.1p priority, DSCP mapping, queue scheduling (Strict or Weighted), port policing (100 kbps – 1 Gbps), storm control for unicast/multicast/broadcast.
- Multicast Handling: IGMP v2/v3 snooping per VLAN (128 groups per VLAN).
- Security Throughput: Hardware ACL filtering and DoS mitigation without performance loss.
- Reliability: Fanless design for continuous operation in harsh environments; MTBF > 200,000 hours (typical).

Limitations: 10 G SFP+ modules reduce maximum operating temperature to +60 °C; total port count limited to 28 depending on module mix.

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### 8. Standards & Compliance

Ethernet Standards:
IEEE 802.3 (10 Base‑T), 802.3u (100 Base‑TX/FX), 802.3ab (1000 Base‑T), 802.3z (1000 Base‑X), 802.3ae (10 Gigabit Ethernet), 802.3x (Flow Control), 802.3ad (LACP), 802.1p (CoS), 802.1Q (VLAN Tagging), 802.1w (RSTP), 802.1s (MSTP), 802.1x (Authentication), 802.1AB (LLDP), 802.3az (Energy‑Efficient Ethernet).

Industrial and Environmental Compliance:
- IEC 61850‑3 and IEEE 1613 for substation automation
- EN 50155 / EN 50121‑3‑2 railway standards
- EMI/EMS: EN 61000‑4‑2 (ESD), ‑3 (RS), ‑4 (EFT), ‑5 (Surge), ‑6 (CS), ‑8, ‑11
- FCC Part 15 Class A / CISPR 22 Class A
- Safety: EN 60950‑1
- Shock and Vibration: IEC 60068‑2‑27 / ‑6 / ‑32

Network Protocols and Features:
- IPv4/IPv6 dual stack
- RIP v1/v2, VRRP redundant routing
- DHCP Server/Client/Relay Agent (option 82)
- SNMP v1/v2c/v3, RMON, LLDP
- Modbus TCP for industrial integration
- NTP/SNTP time synchronization
- IEEE 1588v2 PTP clock synchronization
- SMTP client for email alerts
- Syslog and event notification

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### 9. Additional Information

Warranty & Support:
- 5‑year limited hardware warranty from invoice date.
- ORing provides repair or replacement for defective units within the warranty period.
- Warranty excludes damage from misuse, improper installation, or unauthorized modification.
- Technical support available via email and online resources.

Maintenance & Firmware Updates:
- Firmware upgradeable via Web interface or CLI (TFTP/HTTP).
- Configuration backup and restore supported in XML format.
- Periodic firmware updates available from ORing website to enhance security and features.

Monitoring and Diagnostics:
- Real‑time port statistics and MAC tables.
- Cable diagnostics (VeriPHY) for copper ports.
- SFP DDM monitoring for optical modules.
- Temperature and voltage sensors with alarms.
- Fault relay and LED indicators for power and network events.

Safety and Handling:
- Ensure proper grounding to avoid ESD damage.
- Maintain adequate airflow in rack installation.
- Disconnect power before module replacement.

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### Summary

The ORing RGS‑PR9000‑LV‑L3 is a high‑performance, industrial‑grade, modular Layer 3 switch engineered for critical infrastructure networks. Its compliance with IEC 61850‑3 and IEEE 1613 ensures resilience against electromagnetic interference and extreme environmental conditions. The switch’s modular 4‑slot design supports flexible combinations of 1 GbE and 10 GbE interfaces, while dual redundant power inputs, fast ring recovery, and comprehensive security features guarantee continuous, secure operation. With extensive management options, advanced QoS, and precise time synchronization, the RGS‑PR9000‑LV‑L3 provides a robust backbone solution for Smart Grid, railway, and industrial automation applications requiring deterministic performance and long‑term reliability.