Dome Cinema Installation Requirements: Height, Power, Floor

Before a dome cinema is an attraction, it is a construction project. The equipment specifications in this line are unusually explicit about building demand, which lets a venue team run a feasibility check from published figures before commissioning drawings. Here are the four requirement families, format by format.

Clear height

Height is the hardest constraint because it cannot be retrofitted cheaply. The flying dome cinema standard model publishes a floor height of 27 metres within its 1,100 sqm footprint. The suspended dome flying theater requires 18–21.5 metres (3–4 floors) to hang its seats over a 22–24 m bowl screen. Compact and LED formats drop the requirement dramatically — the LED translucent dome is offered in hanging or floor-standing installation across 7–23.6 m diameters, and the compact flying dome cinema model compresses the whole footprint to 56 sqm. Rule: measure the clear height under your roof structure (not to it), then choose the format.

Electrical service

Every large format here runs on 380V industrial voltage. The suspended theater publishes the line's biggest appetite: 310–416 kW. The flying dome cinema specifies 380V industrial supply with a dual redundant servo motor design — redundancy your electrical design should match with its own switching provisions. Smaller formats draw far less (a racing simulator rig in the same catalogue is 1.5 kW), so the power conversation belongs to the format decision, not after it. In many venues the electrical upgrade is a building-works line item with its own lead time — start it when you start the equipment contract, not when the crates arrive.

Floor area and loading

Footprints on record: 1,100 sqm standard and 56 sqm compact for the flying dome cinema; a 39.25 sqm screen (5 m wide, 5 m high, 2.5 m deep) on the LED flying cinema theater. Beyond area, check floor loading for the seat platform and its dynamic loads, plus service access around the screen for projector or panel maintenance. Egress routes and the audience flow (queue, pre-show, theater, exit) typically consume as much design attention as the dome itself.

Structure, rigging and environment

Suspended formats hang real loads from the roof: the suspension system, seats and guests are a structural calculation, and the roof steel must be verified before the format is promised. LED domes need hanging or floor-standing frame support across their diameter range. Environmental requirements are quieter but real — projection formats need a darkened, dust-managed hall for stitch quality (see the dome screen guide), and all formats need HVAC sized for a full house plus equipment heat.

A pre-contract checklist

• Clear height measured under structure, matched to format (27 m / 18–21.5 m / compact).
• 380V service capacity confirmed, including the 310–416 kW case if suspended.
• Floor loading verified for static and dynamic seat-platform loads.
• Roof structure verified for hanging loads (suspended and LED hanging formats).
• Darkening and dust control plan for projection formats.
• Audience flow and egress drawn before the dome position is fixed.

Bring these six answers to the project inquiry and the configuration discussion becomes engineering rather than sales.

Commissioning: what happens between installation and opening

Installation ends with a machine that moves; commissioning ends with a show that runs. The commissioning sequence for a dome cinema typically runs: structural and rigging sign-off; screen installation and (for projection) multi-channel stitch calibration; motion platform load testing across the published envelope (per-seat loads of 50–150 kg are simulated, not assumed); effects calibration against the film; show-control integration; and finally throughput rehearsals at the published cycle (7–8 minutes on the suspended format) with full houses of staff before the public is invited. Each stage has a sign-off document — ask for the list at contract stage, because a supplier's commissioning checklist is the truest preview of its operating discipline.

The three feasibility failures we see most

• Height measured to the roof, not under it. Trusses, ducts and sprinklers live in the metres buyers forget to subtract. An 18–21.5 m suspended format does not fit a 20 m building whose beams hang at 17.
• Power counted, losses forgotten. A 310–416 kW nameplate demand is not the service size; HVAC for a full house and the building's other loads ride on the same service.
• Egress drawn last. A dome placed where it fits geometrically can fail fire-egress geometry. Audience flow is a life-safety drawing, not a marketing one — draw it first.

What to send us for a feasibility answer

Dimensioned hall drawings (or a site survey), the electrical service schedule, floor construction details, and your target opening date. With those, a feasibility answer can state which formats fit, which need building works, and which are honestly impossible — the most useful sentence in the whole project, when it is said early.

Services coordination: HVAC, fire and acoustics

Three building services are routinely under-scoped in dome projects. HVAC must handle a full house of audience heat plus equipment load — on the large formats, the projector room or LED screen cooling is a plant-room conversation, not an afterthought. Fire engineering covers detection and suppression inside a volume with no conventional ceiling geometry, plus smoke control that respects the egress drawing. Acoustics decide whether the dome's own shape becomes an echo problem: a hemisphere focuses sound as happily as it focuses light, and the sound-transparent LED formats change the calculation again by placing speakers behind the screen surface. Bring all three engineers into the room before the dome position is frozen; moving a dome six metres after the ducts are drawn is the most expensive sentence in this industry.

Documentation the operator should hold at handover

Structural calculations for screen and (where fitted) suspension loads; electrical test certificates for the 380V installation; the commissioning sign-offs listed earlier; screen calibration records; and the operations and maintenance manuals for every subsystem. If any item on that list is 'to follow', the project is not finished — it is merely open.

Programme: how long the building side takes

Equipment lead time and building works run in parallel only if the building design starts first. The sequence that protects an opening date is: feasibility against measured height, power and structure; building design (including HVAC, fire and egress) frozen before the equipment configuration is frozen; building works and equipment manufacture overlapping; then installation, commissioning and rehearsal as a single closing programme. The classic failure is the reverse — a theater bought first and a building designed around the brochure afterwards — which converts every requirement in this post into a variation order. Project dates vary, but the order of decisions is not negotiable: building, then box.