IEC 61850-3
Specifically tailor-made for power substations, ensuring optimal performance and reliability.
Configurable Design
Features 3x1U hot-swappable port modules, allowing for easy customization and adaptability to various substation needs.
High Port Count
Equipped with 4x 10 Gbps SFP Ports and the capacity to support up to 24 additional gigabit ports, ensuring high-speed connectivity and scalability.
Redundancy Assured
Hardware support for HSR and PRP protocols (with RSAGS-4HSRPRP Module) to guarantee uninterrupted data flow and system uptime.
Precision Timing
Advanced hardware support for IEEE 1588v2, functioning both as a Boundary Clock (BC) and Transparent Clock (TC), ensuring accurate time synchronization across devices.
Reliable Power Supply
Features a redundant power supply ranging from 24 – 120 V DC, 120 – 380 V DC, to 100 to 240 V AC
Wide temperature range
Operates within a temperature range of -40°C to +75°C, ensuring reliable connectivity in diverse climatic conditions across the globe.
Technical details
Switch properties
| Priority Queues | 8 |
| VLAN Table | 512 |
| MAC-Based VLAN | 512 |
| VLAN ID Range | VID 1 to 4094 |
| Trunk Group | 8 |
| Static IGMP Groups | 128 |
| Dynamic IGMP Groups | 256 |
| MAC Table Size | 16k |
| Packet Buffer Size | 1.5 MB |
| Jumbo Frame | 9216 Byte |
| Switching Fabric Capacity | 128 Gbps |
| Maximum throughput | 95.24 Mpps |
Ethernet
| Standards | IEEE 802.3 for 10BASE-T / IEEE 802.3u for 100BASE-T(X) / IEEE 802.3u for 100BASE-FX / IEEE 802.3ab for 1000BASE-T(X) / IEEE 802.3z for 1000BASE-X / IEEE 802.3ae for 10 Gigabit Ethernet Fiber / IEEE 802.3x for Flow Control, backpressure control / IEEE 802.1D-2004 for Rapid Spanning Tree Protocol / IEEE 802.1s for Multiple Spanning Tree Protocol / IEEE 802.1Q for VLAN Tagging / IEEE 802.1p for Class of Service / IEEE 8021X for Authentication / IEEE 802.1AB Link Layer Discovery Protocol (LLDP) / IEEE 802.1Q VLAN / IEEE 802.3ad for Port Trunk with LACP / IEC 62439-3 Clause 4 PRP (Parallel Redundancy Protocol) / IEEE 1588v2 PTP (Hardware-based) |
| Protocols | IPv4, IPv6, IGMPv1/v2/v3, GMRP, GVRP, SNMPv1/v2c/ v3, SNMP Inform, ICMP, Telnet, SSH, DHCP Server/ Relay/Client, DHCP Option 66/67/82, BootP, TFTP, NTP Server/Client, SNTP, SMTP, RMON, HTTP, HTTPS, Telnet, Syslog, MRP (Manager/Client), ERPS, LLDP, IEEE 1588 PTP V2(Hw-based), 802.1x, RADIUS, TACACS+, HSR, PRP, Voice VLAN, sFlow |
| Redundancy | IEC 62439-3 Clause 5 High-Avail-Seamless-Redundancy (HSR) - Only with HSR/PRP Module (RSAGS-4HSRPRP- Modul) IEC 62439-3 Clause 4 Parallel-Redundancy-Protocol (PRP) - Only with HSR/PRP Module (RSAGS-4HSRPRP- Modul) ITU-T G.8032 ERPS, STP, RSTP, MSTP, MRP (Manager/Client), Compatible Ring/Chain, U-Ring |
| Automation Profiles | Modbus TCP |
| MIB | MIB II, IF-MIB, SNMPv2 MIB, BRIDGE-MIB, RMON MIB Group 1,2,3,9 |
Precision timing and time synchronization
| Network Time | NTP Server/Client, SNTP |
| Precision Time Protocol | IEEE 1588v2 BC (HW)-ns accuracy / IEEE 1588v2 TC (HW)-ns accuracy |
| Holdover Accuracy | Boundary Clock / <30 ns/s (IEEE 61850-9-3 compliant) |
| PTP Mode | Layer-2: Multicast, E2E/P2P, two-steps / Layer-3 (IPv4): Multicast,Unicast,Unicast Neg. (E2E/P2P) |
| Supported Profiles | C37.238 -2017 Power Profile / IEC/ IEEE 61850-9-3 Power Profile(2016) |
| Additional Interfaces | 1PPS square pulse issued from a 1PPS output BNC(F) |
Physical characteristics
| Housing | IP30 metal housing |
| Dimension (W x H x D) | 440 x 44 x 355 mm (not including screws, terminal blocks and rack-mount kit) |
| Weight | 5Kg (not including module but module cover only) |
| Installation | 1U Rack-mount, Rack-mount kit included |
Enviromental limits
| Operating Temperature | -40°C to +75°C (-40°F to +158°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Ambient Relative Humidity | 5% to 95%, 55°C (Non-condensing) |
Approvals
| CE (EU) | Yes |
| RoHs | Yes |
| REACH | Yes |
| FCC | Yes |
| UL/cUL | Yes |
| CB | Yes |
| IEC61850-3 | Yes |
| IEEE 1613 | Yes |
High Voltage Direct Current (HVDC)
HVDC efficiently transmits large amounts of power over long distances, connects renewable energy sources, and stabilizes electrical grids.
Flexible Alternating Current Transmission Systems (FACTS)
FACTS enhance grid stability and efficiency by managing power quality and adapting to decentralized renewable energy sources.
Transmission System Operator and Distribution System Operator – Substation
Primary and Secondary Substation – Transportation of electricity from production to consumption, managed by Welotec devices.
Offshore & Onshore
Generating renewable energy with the power of the wind, controlled by our stable devices.
Extreme enviroments
There rarely is a too high, too hot or too cold for our rugged devices.
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