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COM3400 Unmanaged 5-Port Ethernet Switch

EN 50155 Compliant Unmanaged 5-Port Ethernet Switches for Rail Applications on Rail Vehicles. The COM3400 is also compliant to BRB RIA-12.

• Passenger Vehicle Condition Based Monitoring.
• Heating Ventilation Air Conditioning (HVAC) Control Systems.
• Onboard controls for fire protection, power packs and doors.
• Locomotive Performance and Condition Monitoring.
• Trackside Monitoring and SCADA.
• Industrial Control Systems.

• 5 port unmanaged Ethernet switch.
• 10/100 Mbps Wired Ethernet in accordance with IEEE 802.3 via M12 D-Code connector.
• One RS232 serial communications port.
• LED indicators for power, Ethernet link and Ethernet activity.
• Suitable for nominal battery voltages of 110VDC in accordance with EN 50155. 
• Operating temperature range: -40°C to +70°C (+85°C for 10 minutes). 
• Conformal Coating. 
• EN 50155 Compliant.

Environmental:

• Operating Temperature Range: -40°C to +70°C (EN50155 Class OT4).
• Switch-on Extended Operating Temperature Range: To +85°C for 10 minutes (EN50155 Class ST1).
• Storage Temperature Range: -40°C to +85°C.
• Relative Humidity: 5% to 95% non-condensing.
• Shock and Vibration: EN 61373:2010 Category 1 – Class B.

Power Supply:

• Nominal Input Voltage: 110 VDC.
• Minimum Input Voltage: 66 VDC.
• Maximum Input Voltage: 154 VDC.
• Nominal Input Current: 25 mA. 
• Maximum Input Current: 60 mA.
• Power Supply Inrush Current: 2.4 A (at nominal input voltage), 1.5 ms time constant.
• Power Supply Hold-up Time, Minimum: 20ms.

Communications Ports:

• Ethernet 10/100 Mbps IEEE 802.3.: 5-port.
• RS-232 (TIA-232F) Serial: Configured as DCE with RxD, TxD, RTS and CTS signals. Non-isolated.

Other Features:

• LED Indicators: Power, 5 x Ethernet Link, 5 x Ethernet Activity.

Mechanical:

• Product dimensions: 223mm x 103mm x 56mm (with plug connectors installed)

Terminations:

• Plug/socket cage clamp connections (2.5 mm² max.) on a 5.08mm pitch.
• Ethernet: M12 D-Coded Female (Qty 5). 
• RS-232: DB9 Female. 

Standards:

• EN 50155:2017 Railway Applications – Electronic Equipment used on Rolling Stock. 
• EN 50121-3-2:2016 Railway Applications – Electromagnetic Compatibility Part 3-2: Rolling Stock – Apparatus.
• BRB RIA-12:1984 (for COM3400 only): General Specification for Protection of Traction and Rolling Stock Electronic Equipment from Transients and Surges in DC Control Systems.
• EN 61373:2010 Railway Applications Rolling Stock Equipment Shock and Vibration Tests.
• EN 45545-2:2013+A1:2015 Railway Applications – Fire Protection for Railway Vehicles. Part 2: Requirements for Fire Behaviour of Materials and Components.

Materials Compliance:

• REACH, ROHS, WEEE, EN45545-2.

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