Airwell Wespak 2.69 [2/28] Arrangements
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Airwell Wespak 2.69 [2/28] Arrangements

Airwell Wespak 2.69 [2/28] Arrangements
Page 2
General Specifications
Introduction
Wespak direct drive compact air handling units are designed, in
a modular construction, to meet the heating and air conditioning
requirements of all medium-size areas.
Their low height, only 370 mm, facilitates easy integration within
false ceilings.
- Air flow from 500 to 4 400 m
3
/h in 3 different sizes.
- Cooling capacity from 4 to 26 kW (supply air : 27 °C /
48 % R.H. - chilled water : 7/12 °C).
- Heating capacity from 9 to 58 kW (supply air : 15 °C / hot
water : 90/70 °C).
- Electrical heating capacity from 3 to 36 kW.
Casing
Single or double skin construction manufactured from
1.2 mm thick galvanized sheet steel (painting on external skin can
be supplied as optional), with 10 mm open cell foam insulation (fire
protection class M1).
Fans
Centrifugal fans with one or two impellers driven directly by a
3-speed motor, 230/1/50 Hz, insulation class F with an automatic
reset internal overheat protection.
Filters
Two types of filters :
- Synthetic type with G2 or G4 efficiency. Fire class M1 at clean
conditions.
- Metallic type with G1 efficiency. Fire class M0 at clean
conditions.
Coils
2-row (heating coils) or 4-row coils (water or direct expansion
cooling coils), with copper tubes and aluminium fins.
Coils can be fitted with optional moisture eliminator to give
protection against high humidity or high air velocity.
Electric heaters
Electric heating coils with 1, 2 or 3 capacity steps, manufactured
with stainless steel finned tubes and protected by a manual reset
high temperature cutout switch.
Maintenance
Right hand or left hand side access to internal components. Filter
access from all four sides is available as an option.
Components fixed on a sliding mounting rail for easy maintenance
(except for the cooling coil in vertical arrangement).
Arrangements
- Horizontal (for floor or ceiling installations) or vertical
arrangements.
- 10 basic sections to form, by compatible combination of these
sections, a large number of double section arrangements
satisfying all applications.
- 6 compact single section arrangements.
Options and accessories
Several options and accessories are available : mixing boxes,
external filter section, double skin panel, electromechanical control
systems, etc. Please refer to the corresponding section to see the full
list of options and accessories.
Unit with optional discharge plenum
Unit with optional roof Unit with optional roof and weather hood
Unit with optional external shut-off damper

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