air handling units working

The importance of air handling in the corridor Air handling for better working conditions Enerdes air handling units for the corridor or the packaging areaAir handling unit VUT H is a complete ventilation units designed for air filtration and supply to the premises and exhaust air removal. During the operation process the extract air heat is transferred to the supply air through the plate heat exchanger. All the models are designed for connection with Ø 125, 150, 160, 200, 250, 315 mm round ducts. The casing is made of aluminium profile, double skinned with 20 mm mineral wool heat-and sound-insulating layer. Two incorporated G4 panel filters for extract air ventilation and F7 filters for supply air ventilation are supplied with the unit. The unit is equipped with supply and exhaust centrifugal double-inlet fans with forward curved blades and built-in thermal overheating protection with automatic restart. The electric motors and impellers are dynamically balanced in two planes.

The ball-bearings used with motors are designed for at least 40 000 hours operation and are maintenance-free. The cross-flow air-to-air heat exchanger block is manufactured from aluminum plates. Whenever heat recovery is not required the heat exchanger block can be easily replaced by a “summer” block. The unit is also equipped with the drain pan for condensate water drainage as well as built-in freezing protection system. Its operating principle is based on switching the supply fan off as the temperature sensor requires. Warm extract air heats the heat exchanger. Then the supply fan switches on and the unit continues operating under rated conditions. The motor speed is controlled by means of 4-step control switch by means of selecting the minimum, average or maximum speed or the unit shutdown. Air handling unit is mounted on the floor and suspended to the ceiling by means of a seat angle with anti-vibration mounts or attached to a wall with brackets. The unit can be mounted either in service spaces or in main premises above the suspended ceiling, in the pocket or can be placed directly in the room.

Mounting in any position shall provide correct condensate drainage. Access for the fan maintenance and filter cleaning shall be provided from outside of the side panels.
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a/c unit freezes over AIR HANDLING UNITS - HYGIENE VERSION TANGRA AHU – HYG
ac units online store Hygiene air handling units TANGRA AHU-HYG are certified by TÜV Rheinland, in accordance with VDI 6022, VDI 3803 and DIN 1946 - teil 4 regarding hygiene norms, as well as DIN 1886, EN 13779 и EN13053 for ventilation and air conditioning systems. To download the brochure, please click "here": "Hygiene Air Handling Units TANGRA"The patented KEES Air Mixer is utilized in air handling units and duct work to mix or blend outside and return air streams to a uniform temperature and velocity distribution.

The Air Mixer thereby prevents temperature stratification, eliminates coil freeze-ups, and provides a uniform plenum velocity for equalized filter loading and optimal coil performance. The Air Mixer is a static device, which means there are no moving parts, no adjustments to make, and maintenance required. Plenum Mixers are a complete plenum section with the KEES patented Air Mixer sized for bolting directly to mating duct work or air handling sections. Mixer Boxes are an air inlet plenum with inlet collars and low leakage control dampers integral with an Air Mixer section with outlet to mate directly to air handling unit section or ductwork. MX & MXP Mixers VIEW / WORD / PDF PMP Mixer in a Plenum Air mixers are available in square sizes from 12" x 12' to 144" x 144" as well as in rectangular sizes within the same range provided one side is not more than two times longer than the other side. Plenum Mixers and Mixer Boxes are available to mate with any size air handler or duct.