The access door is equipped with an adjustable polyamide lock and hinge and sealing gasket suitable for negative and positive pressure conditions in accordance with VDI 3803/1-5.1.
40-cm Minimum width of the access door to access and inspect all sections of the unit in accordance with DIN EN 13053-6.2.
Fan type: Low-noise forward double-inlet centrifugal or plug type manufactured by Nicotra-Gebhardt with manufacturing standard DIN 19464-6.5.10 and Testing standard AMCA 210.
With the fan and motor assembly mounted on a common base with shock absorber and the fan outlet isolated from the casing by a flexible connection and completely separated from moving parts. Moreover, the forward or plug fan may be selected according to the total air pressure drop and volume
Fan motor: The motor features IP55 and a type F insulation.
Dampers: made of Aluminum airfoil-shaped profile with fibered polypropylene gears, easy installation of the motor in accordance with VDI 3803/1-5.2.9.
Cooling and heating coils: tube material is copper and fin material is copper or aluminum. Fin arrangement is a V-waffled louvered enhanced type. The coating can be blue, gold, Heresite or hydrophilic to enhance the resistance against corrosion and humid and acidic environments in accordance with DIN EN 13053-6.4.4.
8 different models of units within a range of cooling capacity 7-60 RT
The procedure of design, manufacturing, and providing equipment are in accordance with VDI 6022
The unit casing is made up of panels and frame. Panel construction is double skin sandwich panel with 50-mm injected polyurethane foam with density of 40 kg/m in accordance with DIN EN 13053-6.2. In Hygienic models, panel inner skin is made of Stainless steel and in non-hygienic models is made of galvanized steel sheets coated by polyester electrostatic powder.
Panel outer skin is made of galvanized steel sheets coated by PVC with 200-micron thickness. The frame is built by PROLAM aluminum profile certified by DIN EN 13779-8.2.The frame inner side surface is curved and smooth to avoid contamination deposition.
Construction frame classifications in accordance with EN1886 are :
Mechanical strength (-1,000 Pa): D1 (M)
Mechanical strength (+1,000 Pa): D1 (M)
Casing air leakage (-400 Pa): L1 (M)
Casing air leakage (+700 Pa): L1 (M)
Thermal transmittance class: T2
Thermal bridging class: TB1
Filter class: F9
Condenser: microchannel type is 40% smaller, 65% more efficient, and uses 50% less refrigerant than standard tube and fin coil.
Filter: Washable metal filter with dust spot efficiency of 20% in accordance with DIN EN 779.
Compressor: highly efficient semi-hermetic scroll or Screw type in accordance with EN 60204-1.
Single or double independent refrigeration circuit. •
environmentally friendly refrigerants R134A and R407C.