nVent Schroff 24560-13130-71 Subrack Guide Rail: Technical Overview and Applications
nVent Schroff 24560-13130-71 Subrack Guide Rail for CompactPCI and VME64x Applications
The nVent Schroff 24560-13130-71 is a standard type guide rail designed for 160 mm deep plug-in units and printed circuit boards (PCBs) with a thickness of 1.6 mm. Featuring integrated attachment zones for ESD clips, this red plastic guide rail ensures reliable mechanical alignment and electrical grounding when integrated with compatible subracks such as EuropacPRO. Engineers can secure these components directly into the horizontal rails of 19-inch subracks to maintain card slot pitch and prevent boarding misalignment during insertion or extraction.
Download Official nVent Schroff Datasheet (PDF)
Technical Analysis and Structural Features
The structural integrity of subrack assemblies relies on precise dimensional tolerance. The 24560-13130-71 guide rail accommodates a standard 1.6 mm board thickness, maintaining a slot width that prevents card play without causing excessive insertion force. The red polycarbonate material (UL 94 V-0 flammability rated) provides the necessary low-friction interface for card insertion while offering stable performance under typical operating temperatures up to 135°C.
To explain the electrical significance of the integrated ESD clip zone, one can use a simple analogy: imagine a lightning rod on a building. Just as the rod provides a controlled, low-resistance path for high-voltage electricity to discharge safely into the earth rather than through the building’s wiring, the ESD clip in the guide rail channels electrostatic charges from the PCB safely into the grounded subrack chassis before the board contacts the backplane connectors. This prevents damage to sensitive components such as power semiconductors or digital microcontrollers.
The mechanical snap-in design allows for rapid tool-less installation into 2.5 mm thick horizontal rails. It occupies 1 HP (Horizontal Pitch) of width, allowing system developers to maximize board density within 3U or 6U subracks without risking structural interference.
Applications and Subrack Integration
- CompactPCI and VMEbus Systems: The guide rail aligns Eurocard-format boards with backplane pin headers, reducing mechanical stress on mating connectors during integration.
- Industrial Automation Control Cabinets: Installed inside smart factory HMIs and PLC racks to secure communication modules.
- Test and Measurement Equipment: Used in modular instrumentation chassis where frequent board swapping requires durable, low-wear guide tracks.
- Power Conversion Racks: Suitable for securing modular inverter control cards that require separation from high-power paths to avoid electromagnetic interference.
Best Fit: The 24560-13130-71 is optimal for 160 mm deep PCBs requiring static discharge grounding within Eurocard-compatible 19-inch subracks.
Key Specifications Table
| nVent Schroff 24560-13130-71 Mechanical Parameters | |
|---|---|
| Product Type | Guide Rail (Standard Type) |
| Board Depth Compatibility | 160 mm |
| Board Thickness Compatibility | 1.6 mm |
| Material | Polycarbonate (PC), UL 94 V-0 rated |
| Color | Red |
| Mounting Type | Snap-in (clips into horizontal rails) |
| ESD Protection Support | Yes (accepts standard ESD clips) |
| Groove Width | 2.0 mm |
Engineers’ FAQ
How do you install ESD clips into the 24560-13130-71 guide rail?
The ESD clips slide into dedicated slots located at the front and rear of the guide rail. They establish an electrical bridge between the PCB’s conductive ground edge and the grounded horizontal rail of the subrack. For more details on grounding challenges in high-frequency switching environments, refer to our guide on parasitic inductance in switching applications.
Can this guide rail handle thicker PCBs, such as 2.4 mm boards?
No, the 24560-13130-71 is specifically toleranced for 1.6 mm PCBs. Attempting to force thicker boards into the 2.0 mm wide groove will damage the guide rail or peel the copper trace on the PCB edge.
Are screws required to secure this guide rail to the horizontal rails?
No, this model features snap-in retention clips that lock directly into the cutouts of Schroff horizontal rails. Screw fixation is only required for high-vibration applications, which typically use the green heavy-duty guide rail series rather than the standard red series.
Operational Outlook
The nVent Schroff 24560-13130-71 guide rail provides a standardized, dimensionally stable mounting solution for 160 mm Eurocards. By maintaining precise card slots and enabling electrostatic dissipation, it ensures repeatable insertion cycles and protects active electronics within modular subrack configurations.