Air curtain Windbox L,XL
WINDBOX L,XL has been designed to create a high effective air barrier for doors up to 8 meters high, maintaining internal conditions and reducing energy losses. A highly powerful and robust industrial air curtain model for large dimension doors, ready for visible installation over the door and prepared for multiple false ceiling installation configurations.
Available as “P” type with a hot water coil, “E” type with three-stage shielded electric heating elements and integrated control, or “A” type for air only, without heating. It is also available as “DX” with heat pump using a direct expansion coil, consult DX models for more information.
Advanced Plug&Play control. Includes: Advanced PRO control with LCD display and integrated thermostat, door contact, 10 m RJ11 cable, and remote control. Optional: Clever PRO intelligent programmable control compatible with Modbus RTU for BMS.
- Self-supporting casing construction made of galvanized steel plate, finished in structural epoxy-polyester painting white colour RAL9016 as standard. Other colours or stainless steel are available on request.
- Two frontal grille options: Industrial perforated (by default), commercial microperforated.
- Anodized aluminium outlet vanes, airfoil shaped, adjustable from 0 to 15º each side.
- Low noise double-inlet centrifugal fans with external rotor motor. 5-speed controller.
- “P” type with water heated coil. “E” type with electrical shielded elements, three stages with integrated regulation. “A” type without heating, air only. Optional expansion DX coil.
- Advanced Plug&Play control. Includes: Advanced PRO control with LCD display and integrated thermostat, door contact, 10m RJ11 cable and remote control. Optional: intelligent Clever Pro Control (automatic, programmable, ModBus for PKC, timer, etc.)
Model Nominal Airflow
m³/hRecommended Installation Range
mL 1000 A 4000 4-5 L 1000 A 400Vx3 - 4-5 L 1500 A 6000 4-5 L 1500 A 400Vx3 - 4-5 L 2000 A 8000 4-5 L 2000 A 400Vx3 8600 4-5 L 2500 A 10000 4-5 L 2500 A 400Vx3 - 4-5 L 3000 A 12000 4-5 L 3000 A 400Vx3 - 4-5 XL 1000 A 5300 5-7 XL 1000 A 400Vx3 5800 5-7 XL 1500 A 7950 5-7 XL 1500 A 400Vx3 8700 5-7 XL 2000 A 10600 5-7 XL 2000 A 400Vx3 11600 5-7 XL 2500 A 13250 5-7 XL 2500 A 400Vx3 14500 5-7 XL 3000 A 15900 5-7 XL 3000 A 400Vx3 17400 5-7 Model Nominal Airflow
m³/hElectrical Heating Capacity 400Vx3
kWRecommended Installation Range
mL 1000 E 4000 6/13/19 4-5 L 1000 E-25 4000 10/15/25 4-5 L 1500 E 6000 8/22,5/30,5 4-5 L 1500 E-37,5 6000 15/22,5/37,5 4-5 L 2000 E 8000 12/30/40 4-5 L 2000 E-50 8000 20/30/50 4-5 L 2500 E 10000 20/30/50 4-5 L 2500 E-60 10000 20/40/60 4-5 L 3000 E 12000 20/50/60 4-5 L 3000 E-70 12000 20/40/70 4-5 XL 1000 E 5300 10/15/25 5-7 XL 1000 E-35 5300 10/25/35 5-7 XL 1500 E 7950 15/22,5/37,5 5-7 XL 1500 E-52 7950 15/37,5/52,5 5-7 XL 2000 E 10600 20/30/50 5-7 XL 2000 E-70 10600 20/50/70 5-7 XL 2500 E 13250 20/40/60 5-7 XL 2500 E-70 13250 20/50/70 5-7 XL 3000 E 15900 20/50/70 5-7 XL 3000 E-80 15900 30/50/80 5-7 Model Nominal Airflow
m³/hRecommended Installation Range
mHeating Capacity 80/60ºC (kW)
kWHeating Capacity 60/40ºC (kW)
kWHeating Capacity 50/40ºC
kWL 1000 P64 3800 4-5 - 16,18 - L 1000 P54 3800 4-5 - - 17,18 L 1000 P86 3800 4-5 19,68 - - L 1500 P64 5700 4-5 - 25,92 - L 1500 P54 5700 4-5 - - 29,04 L 1500 P86 5700 4-5 29,64 - - L 2000 P64 7600 4-5 - 35,58 - L 2000 P54 7600 4-5 - - 38,93 L 2000 P86 7600 4-5 43,01 - - L 2500 P64 9500 4-5 - 45,55 - L 2500 P54 9500 4-5 - - 49,36 L 2500 P86 9500 4-5 56,01 - - L 3000 P64 11400 4-5 - 56,78 - L 3000 P54 11400 4-5 - - 59,96 L 3000 P86 11400 4-5 69,27 - - XL 1000 P64 4900 5-7 - 18,98 - XL 1000 P54 4900 5-7 - - 20,43 XL 1000 P86 4900 5-7 22,68 - - XL 1500 P64 7350 5-7 - 30,45 - XL 1500 P54 7350 5-7 - - 34,55 XL 1500 P86 7350 5-7 34,52 - - XL 2000 P64 9800 5-7 - 41,83 - XL 2000 P54 9800 5-7 - - 46,36 XL 2000 P86 9800 5-7 50,1 - - XL 2500 P64 12250 5-7 - 53,56 - XL 2500 P54 12250 5-7 - - 58,81 XL 2500 P86 12250 5-7 65,29 - - XL 3000 P64 14700 5-7 - 66,78 - XL 3000 P54 14700 5-7 - - 71,47 XL 3000 P86 14700 5-7 80,79 - - Model Nominal Airflow
m³/hRecommended Installation Range
mL 1000 A 60Hz 4000 4-5 L 1500 A 60Hz 6000 4-5 L 2000 A 60Hz 8000 4-5 L 2500 A 60Hz 10000 4-5 L 3000 A 60Hz 12000 4-5 XL 1000 A 60Hz 5300 5-7 XL 1500 A 60Hz 7950 5-7 XL 2000 A 60Hz 10600 5-7 XL 2500 A 60Hz 13250 5-7 XL 3000 A 60Hz 15900 5-7
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