Public Q&A

How can I verify the cabinet won't overheat during operation?

Industrial Automation Connectivity · 2026-08-23

Heat is a key factor in cabinet installations. To verify the cabinet won't overheat during operation, check the router's operating temperature range, its power draw, and the cabinet's ventilation. If possible, estimate the expected inside temperature given the ambient conditions and any nearby heat sources, and confirm there is adequate airflow. Cabinet installations also need proper grounding, transient protection and separation from noisy electrical components. Avoid squeezing a router into a tight spot; if the space is limited, you may need to adjust the antenna exits, power arrangement or even the router location. Comset can advise whether the current cabinet layout is sensible as‑is or if changes are needed for cooling, grounding or access.

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Previous questionWhat should I check before putting a router inside an electrical cabinet?

Start with heat, power, mounting space, antenna cable exits and whether the cabinet is likely to shield or distort the mobile signal. Cabinet installations also need proper attention to grounding, transient protection and separation from noisy electrical components. A router squeezed into the neares…

Natural follow-up · ConstraintOkay, but how do I estimate the inside cabinet temperature with given heat sources and airflow?

To estimate the inside temperature, quantify the heat you generate and compare it with what the cabinet can remove through ventilation. Start by listing every heat source in the cabinet (the router and any connected devices) and capture each device’s power draw in watts. Note the ambient site temper…

Natural follow-up · ApplicationWhat cooling options or layout changes does Comset usually suggest?

Yes. After assessing the heat load, we tailor cooling and layout changes to your site. Typical options we consider include relocating the router for better airflow, creating or widening cabinet openings for passive ventilation, adding small fans or choosing a larger cabinet if heat buildup is a risk…

Related follow-upShould I consider EMI shielding or a dedicated grounding bus when mounting inside an electrical cabinet?

Yes. EMI from nearby power electronics and the cabinet's metal structure can affect router performance and signal quality. Plan for RF-friendly placement and adequate ventilation. Use a dedicated grounding point for the router and connected devices, and include transient protection (surge/ESD) close…

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