Weidmüller part number 2875590000 (IE-SW-L3-SL28M-LV) is a modular Layer 3 managed industrial Ethernet switch for 19″ rack mounting, supporting Fast/Gigabit/10-Gigabit Ethernet with up to 28 ports depending on the media interface modules fitted. Built for power transmission and distribution applications, it meets IEC 61850-3 and IEEE 1613 requirements.
Technical Specifications
Switch Characteristics
- Switch type: managed, Layer 3, modular
- Number of ports: up to 28, depending on media interface modules used (slots M1, M2, M3, M4)
- Speed: Fast/Gigabit/10-Gigabit Ethernet
- Bandwidth backplane: 128 Gbit/s
- MAC table size: 32K
- VLAN support: up to 4095 VLANs (VLAN-ID range 1–4094)
- Jumbo frame support: up to 10 KB
- Memory: 128 MB RAM, 16 MB Flash
- Priority queues: 8
- Console port: RS-232 (RJ45 connector)
Housing and Environmental Ratings
- Housing material: metal, 19″ rack mounting
- Protection degree: IP30
- Dimensions (H x W x D): 44 x 440 x 325 mm
- Net weight: 6.1 kg
- Operating/storage temperature: -40°C to +85°C
- Humidity: 5–95% (non-condensing)
- Operating altitude: up to 2,000 m (UL), up to 6,000 m (see manufacturer’s declaration)
Power Supply
- Supply voltage: 24 V DC / 48 V DC, 2 redundant isolated inputs
- Voltage range: 20–72 V DC
- Current consumption: 1.64 A at 24 V, 0.82 A at 48 V
- Connection type: 1x 10-pin fork/ring lug connector
- Overload current and reverse polarity protection: yes
Management and Redundancy Features
- Configuration: web browser (HTTP/HTTPS), SNMP v1/v2c/v3, CLI (Telnet/SSH), local RS-232 console
- Network redundancy: STP, RSTP, MSTP, O-Ring and O-Chain (recovery <10/30 ms), LACP, MRP (manager/client), PRP/HSR RedBox (module-dependent)
- Security: VLAN segmentation, IEEE 802.1X, TACACS+, DHCP snooping, Access Control List, loop protection
- Time sync: SNTP server/client, PTPv2
- Industrial protocols: PROFINET device (conformance class B), Modbus/TCP slave, MMS server
- Layer 3: static/dynamic routing (RIP v2), VRRP
Approvals and Reliability
- EMC: EN 55032, EN 55035, IEC 61000-4-2/-3/-4/-6/-8/-11, FCC Part 15 Subpart B Class A
- Power industry standards: IEEE 1613, IEC 61850-3
- Safety: SELV per EN 62368-1
- Shock/vibration/free fall: IEC 60870-2-2 class Cm/Bm
- MTBF: 608,907 hours (Telcordia SR-332)
- Warranty: 5 years
Applications
Designed for power transmission and distribution networks and other harsh industrial environments requiring high port density, Layer 3 routing, and network redundancy in a 19″ rack-mount format.
Related Weidmüller Products
- Media interface module (M1–M3 slots) – Order No. 2779170000
- Media interface module (M1–M3 slots) – Order No. 2779160000
- Media interface module (M4 slot) – Order No. 2779200000
- Media interface module (M4 slot) – Order No. 2779210000
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