Industrial Layer-3 IEC 61850-3 modular rack mount managed Gigabit Ethernet switch with 4 slots

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•Designed for power substation / Railway application and fully compliant with the requirement of IEC 61850-3 and IEEE 1613
•Modular designed makes network planning easy
•Supports O-Ring (recovery time < 30ms over 250 units of connection) and MSTP (RSTP/STP compatible) for Ethernet Redundancy
•Supports Layer 3 routing, RIP and static routing function
•Support IEEE 1588v2 clock synchronization
•Supports IPV6 new internet protocol version
•VLAN unaware : Supports priority-tagged frames to be received by specific IEDs
•Provided HTTPS/SSH protocol to enhance network security
•Supports SMTP client
•Supports IP-based bandwidth management
•Supports application-based QoS management
•Supports Device Binding security function
•Supports DOS/DDOS auto prevention
•IGMP v2/v3 (IGMP snooping support) for filtering multicast traffic
•Supports SNMP v1/v2c/v3 & RMON & 802.1Q VLAN Network Management
•Support ACL, TACACS+ and 802.1x User Authentication for security
•Supports 9.6K Bytes Jumbo Frame
•Multiple notification for warning of unexpected event
•Web-based ,Telnet, Console (CLI), and Windows utility (Open-Vision) configuration
•Support LLDP Protocol
•Supports redundant power inputs with optional voltage range
•19 inches rack mountable design

ORing Switch Model




Slot Number

4 (up to 3 slots for 8x1G port and 1 slot for 4x10G port)

Ethernet Standards

IEEE 802.3 for 10Base-T
IEEE 802.3u for 100Base-TX and 100Base-FX
IEEE 802.3ab for 1000Base-T
IEEE 802.z for 1000Base-X
IEEE 802.3ae for 10Gigabit Ethernet
IEEE 802.3x for Flow control
IEEE 802.3ad for LACP (Link Aggregation Control Protocol )
IEEE 802.1p for COS (Class of Service)
IEEE 802.1Q for VLAN Tagging
IEEE 802.1D for STP (Spanning Tree Protocol)
IEEE 802.1w for RSTP (Rapid Spanning Tree Protocol)
IEEE 802.1s for MSTP (Multiple Spanning Tree Protocol)
IEEE 802.1x for Authentication
IEEE 802.1AB for LLDP (Link Layer Discovery Protocol)

MAC Table 8K
Priority Queues 4
Processing Store-and-Forward
Switch Properties Max. Number of Available VLANs: 256 
IGMP multicast groups: 128 for each VLAN 
Port rate limiting: User Define
Jumbo frame Up to 9.6K Bytes
Security Features Device Binding security feature 
Enable/disable ports, MAC based port security 
Port based network access control (802.1x) 
Single 802.1x and Multiple 802.1x 
MAC-based authentication 
QoS assignment 
Guest VLAN 
MAC address limit 
VLAN (802.1Q ) to segregate and secure network traffic 
Radius centralized password management 
SNMPv3 encrypted authentication and access security 
Web and CLI authentication and authorization 
Authorization (15 levels) 
IP source guard
Software Features

Hardware routing, RIP and static routing
IEEE 1588v2 clock synchronization
IEEE 802.1D Bridge, auto MAC address learning/aging and MAC address (static)
Multiple Registration Protocol (MRP)
Multiple VLAN Registration Protocol (MVRP)
MSTP (RSTP/STP compatible)
Redundant Ring (O-Ring) with recovery time less than 30ms over 250 units
TOS/Diffserv supported
Quality of Service (802.1p) for real-time traffic
VLAN (802.1Q) with VLAN tagging and GVRP supported
Voice VLAN
IGMP v2/v3 Snooping
IP-based bandwidth management
Application-based QoS management
DOS/DDOS auto prevention
Port configuration, status, statistics, monitoring, security
DHCP Server/Client/snooping
DHCP Relay
Modbus TCP
DNS client proxy
ARP inspection
SMTP Client

Network Redundancy O-Ring 
MSTP (RSTP/STP compatible)
RS-232 Serial Console Port RS-232 in RJ-45 connector with console cable. 115200bps, 8, N, 1
LED Indicator  
Power Indicator (PWR1/PWR2)

Green : Power LED x 2

System Ready Indicator (PWR)

Green : Indicates that the system is ready. The LED is blinking when the system is upgrading firmware.

Ring Master Indicator (R.M.)

Green : Indicates that the system is operating in O-Ring Master mode.

O-Ring Indicator (Ring)

Green : Indicates that the system is operating in O-Ring mode.
Green Blinking: Indicates that the Ring is broken.

Fault Indicator (Fault)

Amber : Indicates unexpected event occurred

Supervisor Login Indicator (RMT)

Green : System is accessed remotely

Smart LED Display System

Link/Act(LNK/ACT) / Speed(SPD) / Duplex(FDX) green LED indicator x 3 
Mode select(MODE) : Link/Act(LK/ACT) / Speed(SPD) / Duplex(FDX) mode select button 
Port Link/Act(LK/ACT) / Speed(SPD) / Duplex(FDX) LED show : Green x 28
Fault contact  

Relay output to carry capacity of 1A at 24VDC

Redundant power input modular Dual 24VDC power inputs at terminal block Dual 48VDC (20~72VDC) power inputs at terminal block Dual 110/220VDC/AC (88~264VAC/100~370VDC) power inputs at terminal block
Power consumption (Typ.)




Overload current protection Present
Physical Characteristic    


19 inches rack-mountable

Dimension (W x D x H)




Weight (g)




Storage Temperature

-40 to 85°C (-40 to 185°F )

Operating Temperature

-40 to 85°C (-40 to 185°F )

Operating Humidity

5% to 95% Non-condensing

Regulatory approvals  
Power Automation IEC 61850-3, IEEE 1613

FCC Part 15, CISPR (EN55022) class A, EN50155 (EN50121-3-2, EN55011, EN50121-4)

EMS EN61000-4-2 (ESD), EN61000-4-3 (RS), EN61000-4-4 (EFT), EN61000-4-5 (Surge), EN61000-4-6 (CS), EN61000-4-8, EN61000-4-11
Warranty 5 years


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