{"name":"Dragon Autonomy — Off-Grid CCTV Power & Autonomy Calculator","version":"0.6.1","updated":"2026-10-31","canonical_url":"https://www.dragondeployables.co.uk/off-grid-cctv","provider":"Dragon Deployables Limited","purpose":"Free planning aid for UK off-grid CCTV deployments. It estimates energy-service visits and battery behaviour for a defined site, season, load and power configuration.","inputs":["UK site postcode","deployment start month and duration","continuous electrical load in watts","24 V battery capacity (200, 400, 600, 800 or 1000 Ah planning options)","solar array capacity","optional fuel-cell reserve with one fitted bottle; replacement visits may be needed"],"outputs":["estimated energy-service visits","first intervention","longest unattended interval","minimum modelled battery state of charge","daily or weekly battery/solar timeline","recharge and fuel-reserve service markers","comparison of standard battery and solar combinations"],"model":{"solar_source":"PVGIS","timeline":"Hourly historical PV reference sequence (currently 2023) used as planning data, not a future weather forecast.","public_fuel_cell_wording":"Fuel cell","runtime_boundary":"No result is a runtime guarantee. Final equipment, installation conditions and operating assumptions require engineering review and written quotation."},"use_when":["estimating whether a mobile CCTV deployment is likely to need scheduled charging or reserve fuel","comparing solar and battery options for winter or summer deployments","scoping how frequently an off-grid CCTV tower may need a site visit"],"not_for":["guaranteeing future weather or runtime","replacing a site survey or final electrical design","confirming a final product specification, price or monitoring service"],"related":{"raptor":"https://www.dragondeployables.co.uk/the-raptor-re-deployable-tower","roi":"https://www.dragondeployables.co.uk/security-cost-roi-planner","contact":"https://www.dragondeployables.co.uk/contact-us"}}