Trane 4TWB4 manual Mechanical Specification Options, General

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Mechanical Specification Options

General

The 4TWB4 is fully charged from the factory for up to 15 feet of piping. This unit is designed to operate at outdoor ambient temperatures as high as 115°F. Cooling capacities are matched with

a wide selection of air handlers and furnace coils that are AHRI certified. The unit is certified to UL 1995. Exterior is designed for outdoor application.

Casing

Unit casing is constructed of heavy gauge, G90 galvanized steel and painted with a weather-resistant powder paint

on all louvers, panels, prepaint on all other panels. Corrosion and weather- proof CMBP-G30 DuraTuff™ base.

Refrigerant Controls

Refrigeration system controls include condenser fan and compressor contac- tor. High and low pressure controls are inherent to the compressor. A factory installed liquid line drier is standard.

Compressor

The Climatuff® compressor features internal over temperature and pressure protection and total dipped hermetic motor. Other features include: centrifugal oil pump and low vibration and noise.

Condenser Coil

The outdoor coil provides low airflow resistance and efficient heat transfer. The coil is protected on all four sides by louvered panels.

Low Ambient Cooling

As manufactured, this unit has a cool- ing capability to 55°F. The addition of an evaporator defrost control with TXV permits low ambient cooling to 20° F.

Accessories

Thermostats — Cooling only and heat/ cooling (manual and automatic change- over). Sub-base to match thermostat and locking thermostat cover.

02/12

Trane

Trane has a policy of continuous product and product data improvement and it reserves the right to change

www.trane.com

design and specifications without notice.

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Contents Split System Heat Pump Product Data Features and Benefits Weatherguard fastenersContents Product Specifications General DataSound Enclosure Compressor Sump Heat Ahri Standard 210/240 Rating Conditions Model Nomenclature Outdoor UnitsSchematic Diagrams 4TWB4018, 4TWB4024, 4TWB4036 Electrical DataSchematic Diagrams 4TWB4030 Schematic Diagrams 4TWB4042 Schematic Diagrams 4TWB4048 Schematic Diagrams 4TWB4049ESchematic Diagrams 4TWB4060 4TWB4061E Dimensions 4TWB4 Outline DrawingMechanical Specification Options General