EN 50155 Managed Gbps PoE Routing Switch

• Product Illustration, Viper-3520-(E)-T2G-P2G-T10-P6-PPC, front
• Product Illustration, Viper-3520-(E)-T2G-P2G-T10-P6-PPC, perspective

Application and tech notes

• Application note, WeOS horseshoe network
• Application note, WeOS port security
• Application note, WeOS tcpdump
• Application note, WeOS upgrade

Brochures

• Leaflet, Rail
• Product brochure, Edge networks

Certificates

• EU Declaration of conformity, USB-M12
• EU Declaration of conformity, Viper-PPC series
• UKCA Declaration of conformity, Viper-PPC series
• Certificate of conformity, IEC 62443-4-2 SL2
• Certificate of conformity, IEC Viper PoE (P8)

Data Sheets

• Data sheet, Viper-3520-PoE-PPC, English
• Data sheet, Viper-3520-PoE-PPC, German
• Data sheet, Viper-3520-PoE-PPC, French
• Data sheet, USB-M12
• Data sheet, WeConfig, English
• Data sheet, WeOS 5, English
• Data sheet, WeOS 5, German
• Data sheet, WeOS 5, French

Dimension CAD (DXF/DWG)

• Dimensional drawing, Viper-3520(-E)-T2G-P2G-T10-P6-HV
• Dimensional drawing, Viper-3520(-E)-T2G-P2G-T10-P6-LV

Dimensional drawings (PDF)

• Dimensional drawing, Viper-3520(-E)-T2G-P2G-T10-P6-HV
• Dimensional drawing, Viper-3520(-E)-T2G-P2G-T10-P6-LV

Firmware

• Firmware, WeOS v5.28.0, Release date 2026-03-20

Product Photos

• Product photo, Viper-3520

Success stories

• Success story, Ethernet train

User guides

• General and Safety Information, Westermo products
• User Guide, Viper-3520-PoE-PPC Series

Visio stencils

• Dimensional drawing, Visio, Train Products

White papers

• White paper, How reliable are industrial ethernet products
• White paper, Industrial protocols and WeOS compatibility