High Speed Roll Up Doors

Cronax High-Speed Roll-Up Doors are built for speed, safety, and durability—perfect for demanding industrial environments. With rapid open-and-close cycles, they optimize traffic flow, save energy, and keep facilities protected from dust, humidity, and temperature variations. Designed for high-frequency use, these doors ensure smooth, noise-free operation while advanced safety systems like anti-crash protection and motion sensors safeguard staff and equipment.

Made from industrial-grade materials with springless technology, they deliver long-lasting performance with minimal maintenance. Customizable with options such as transparent PVC panels, mesh inserts, or insulated sections, Cronax doors adapt to every operational need. Combined with smart control systems and seamless automation integration, they offer businesses a reliable, energy-efficient, and cost-effective solution.

ENGINEERING HIGHLIGHTS
SMART CONTROL SYSTEM
CUSTOMIZATION OPTIONS

Door Type	High-speed vertical roll-up door with flexible curtain for fast and frequent operation in industrial and commercial environments.
Primary Application	Internal zones, clean areas, logistics paths, cold rooms, and controlled environments where energy saving and efficiency are critical.
Maximum Clear Opening	Standard up to ~6000 × 6000 mm; custom engineered sizes available upon request depending on site conditions.
Operating Speeds	Opening up to 1.5–2.0 m/s (model dependent); closing typically 0.5–1.0 m/s with smooth ramping via VFD/frequency control.
Duty Cycle	High-frequency operation; designed for thousands of cycles per day with low maintenance needs.
Wind Resistance	Rated for medium to high wind loads (EN wind class options available); reinforced curtain with horizontal stiffeners for larger sizes.
Curtain Construction	Flexible PVC coated fabric (0.9–1.5 mm) reinforced with horizontal profiles; tear-resistant and available in insulated versions for temperature control.
Vision Panels	Transparent PVC windows (approx. 2.0 mm) in rectangular, oval, or full-width options for safe cross-traffic visibility.
Guide / Frame Construction	Galvanized or powder-coated steel as standard; stainless steel (304 / 316) for hygiene and corrosion-prone areas.
Compliance & Standards	Manufactured to comply with EN 13241 and relevant international safety standards; CE markable configuration.

Drive System	Compact geared motor with inverter drive (VFD) for speed regulation, soft start/stop, and long service life.
Power Supply	230 V single-phase (small doors) or 400/415 V three-phase for larger models; configured to site requirements.
Control Panel	Microprocessor-based control unit; enclosure rating up to IP65 for dust/moisture protection; simple plug & play wiring.
User Controls	Push-button station with Open / Stop / Close; optional pull cords, key switches, radio remotes, or touchscreen HMI.
Activation Devices	Radar/motion detectors, induction loops, photocells, and forklift presence sensors for automated traffic handling.
Safety Systems	Infrared photocells, light curtains, wireless bottom safety edge, and obstruction detection with automatic reverse logic.
Positioning	Encoder or limit switch-based positioning for precise travel and repeatable cycle speeds.
Emergency & Backup	Manual crank/chain operation in case of power failure; optional UPS or battery backup for critical applications.
Integration	PLC/BMS connectivity, interlocks with other doors, dock levelers, and conveyor systems for seamless operation.

Frame & Guides	Galvanized steel as standard; powder-coated in custom RAL colours or stainless steel 304/316 for specialized applications.
Curtain Colours	Standard industrial palette (blue, yellow, red, orange, grey, black, white, green); custom RAL colours available on request.
Special Curtains	Optional insulated, anti-static, food-grade, or low-temperature curtains; mesh inserts for airflow where required.
Vision Windows	Customizable in shape and size: rectangular, oval, round, or full-width clear strips for light and visibility.
Sealing Packages	Enhanced side, top, and bottom sealing options for dust/temperature control and energy savings.
Branding	Optional printed graphics, safety striping, company logos, or signage on curtain panels.
Accessories	LED traffic lights, audible alarms, access control readers, and integrated safety signage.