Description
TRANE Commercial
แอร์เชิงพาณิชย์ TRANE Air Handling Unit DWHA (Double Skin AHU)
แอร์เชิงพาณิชย์ TRANE Double Skin AHU เทคโนโลยีสำหรับการใช้งานเชิงพาณิชย์ที่หลากหลาย
TRANE AHU แบบต่อท่อลม ชนิดคอยล์น้ำเย็น (Chilled Water Double-Wall Air Handling Unit)
Product Features
• Duct Type Horizontal Discharge
• Double Skin Air Handling Unit
• Airflow : 2,000-8,000 CFM
Model
DWHA20 | DWHA25 | DWHA34 | DWHA40 | DWHA50 | DWHA60 | DWHA70 | DWHA80
Nominal Airflow
2,000 CFM | 2,500 CFM | 3,400 CFM | 4,000 CFM | 5,000 CFM | 6,000 CFM | 7,000 CFM | 8,000 CFM
Features and Benefits
Specialized Design
Trane DWHA Air Handlers are compact horizontal draw-through units for tight ceiling space.This is the latest attractive commercial solution for new and replacement buildings. And it is designed for use in offices, department stores, schools, hospitals and other applications where cooling is required in the limited space.
Ease of Service
Hinged doors allow easy access for fan(s), motor and belt maintenance.
General
Air handler units shall be completely factory assembled including coil, condensate drain pan, fan motor(s), filters in an insulated casing dedicated for horizontal application of DWHA model. Unit shall be rated in accordance with ARI Standard 210.
Unit Casing
Unit casing shall be constructed of 25 mm double-wall panels injected with polyurethane foam to provide a rigid, sturdy and easily cleaned enclosure.This double-wall construction keeps the insulation out of the air stream and contributes to improved.The panels shall be constructed of baked polyester powder painted steel sheet on exterior wall and galvanizes sheet on the inner wall.
Fans
Fans are double width, double inlet, multiblade centrifugal type. All fans statically and dynamically balanced and tested after being installed on properly sized hollow or solid shafts. Fan shafts do not passthrough their first critical speed as unit comes up to rated rpm.
Fan housings constructed with deformed, streamlined inlets and side sheets. Fan bearings are grease lubricated ball bearings selected for 200,000 hours average life.
Coils
Configured aluminium fin surface shall be mechanically bonded to internally enhanced copper tube and factory pressure and leak tested at 380 psig. Coil is arranged for draw through airflow and shall provide polyester powder painted drain pan constructed of galvanized steel with rubber insulator. All coil parts must stand inside the drain pan to prevent any condensation out of the drain pan.
Filter
1-inch, washable aluminium filter shall be standard on air handlers. Filters shall be accessible from the side coil panel.
Fan Motor
Motor bearings shall be permanently lubricated. Oversized motor shall be available as an option for high static application.
