Verified by manufacturer over a year ago
EFA-STT® L
Frictionless retraction, high-speed, extremely fast vertically opening door and the laths remain undamaged.
Suitable for extreme use for interior and exterior doors.
The EFA-STT® transparent laths provides a clear view to the other side for many years to come, the door blade is held apart in the spiral mechanism. Frictionless retraction, high-speed, extremely fast vertically opening door and the laths remain undamaged.
The EFA-STT® ensures a constantly bright appearance even in tough working conditions, with maximum speeds of up to 3.0 m/s.
Length | Bespoke |
Width | Bespoke |
Height | Bespoke |
Uniclass | |
SpecPack | 08330 Roller Shutter Doors |
NATSPEC National Classification System | 0454 Overhead Doors |
SpeedSpec | 08330 Roller Shutter Doors |
Speed (minimum) | |
Opening | 2.5 m/s. |
Closing | 0.75 m/s.1.0 m/s.Guidance for specification option: With EFA-TLG® door light-line grid. |
Format | Roll up. |
Size | Manufacturer guidanceCustom manufactured to size. Available in maximum dimensions of 4000 mm (width) x 5000 mm (height). |
Curtain material | Single acrylic glass.Clear polycarbonate. |
Frame and guides | |
Material | Galvanized sheet steel frame.Guidance for specification option: Standard. Stainless steel.Guidance for specification option: Upon request, consult manufacturer for details. Powder coated steel.Guidance for specification option: Upon request, consult manufacturer for details. |
Finish and colour | Guidance for specification option: RAL colour for powder coated steel, consult manufacturer for details. |
Operation | Automatic. |
Category of use | Interior door. Guidance for specification option: Standard. Lock-up doors. Guidance for specification option: Standard. |
Maximum wind loading | Class 3 - 4. Manufacturer guidanceTo DIN EN 12424. |
Operating forces | To DIN EN 13241-1. |
Water resistance | Class 0. Manufacturer guidanceResistance against water ingress. To DIN EN 13241-1. |
Air permeability | Class 2. Manufacturer guidanceTo DIN EN 13241-1. |
Sound insulation | 20 dB. Manufacturer guidanceTo DIN EN 717-1. |
Thermal transmittance (U-Value) | 6.50 W/m²K. Manufacturer guidanceTo DIN EN 13241-1. |
Speed | 3.0 m/s. Manufacturer guidanceMaximum door blade speed. |
Type | Round spiral. Guidance for specification option: Standard. Manufacturer guidanceDoor blade guidance. |
Blade | EFA-CLEAR® single-walled/anodized. Guidance for specification option: Standard. Ventilation laths. Guidance for specification option: Upon request, consult manufacturer for details. Vision panel single-walled. Guidance for specification option: Standard. Non-transparent infill, single-walled. Guidance for specification option: Upon request, consult manufacturer for details. |
Colour | Colour according to RAL (without window panel). Guidance for specification option: Upon request, consult manufacturer for details. |
Fire classification | Class B2. Guidance for specification option: To DIN 4102. |
Actuation/ Safety systems | Spring. |
Cycles | 200 000 operating cycles per year. |
Control system | EFA-TRONIC®. Guidance for specification option: Standard. Frequency converter. Guidance for specification option: Standard. EFA-TRONIC® PROFESSIONAL. Guidance for specification option: Upon request, consult manufacturer for details. Main switch and foil keypad. Guidance for specification option: Standard. Manufacturer guidanceElectricity connection 230 V/50 Hz. |
Drive | Electric motor with frequency converter. Guidance for specification option: Standard. |
Emergency release | Automatic after manual activation. Guidance for specification option: Standard. |
Safety devices | EFA-TLG® door light-line grid in door closing line. Guidance for specification option: Upon request, consult manufacturer for details. Contact edge. Guidance for specification option: Standard. Light barrier. Guidance for specification option: Upon request, consult manufacturer for details. Approach area monitoring. Guidance for specification option: Upon request, consult manufacturer for details. |
Country of material origin | Germany |
Country of product manufacture | Germany |