DDR

Vertical Fan Coil

DDR Series

Aurum’s DDR Series provides a modern replacement for outdated down-draft fan coil units. While maintaining the core functions of the existing system, Aurum has upgraded the fan coil unit to offer enhanced energy efficiency, airflow and overall comfort. This component-based chassis is designed for a seamless, non-disruptive replacement.

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Coil

Aurum Manufacturing’s coils are manufactured with type L copper tubing, aluminum fins, and stainless-steel side rails. All coils are brazed for maximum strength. Copper piping is insulated to prevent sweating in summer months. Prior to delivery, all coils undergo pressure tests and visual inspections. Coils are customizable for job specifications and/or to meet building configurations (e.g., allowing for an upwards supply feed).

Chassis

The DDR series chassis is assembled with 100% 20-gauge stainless steel material. The interior of the chassis is insulated with closed-cell insulation to prevent moisture buildup and reduce noise from vibrations. The dimensions of the chassis vary with different DDR Series models, as can be seen in the product dimension chart.

Fan Blower

Aurum offers a variety of different motors and blowers. Sizes are dependent on required specifications and conditions for each fan coil unit. Offered motors and blowers include, but are not limited to: - EC motors (standard) - Variable speed motor - PSC motor The DDR series features a **down-draft** fan design for efficient airflow management.

Drain Pan

The DDR series drain pan is assembled with 100% 20-gauge stainless steel material to virtually eliminate the possibility of rust growth. All corners of the drain pan are welded. The drain pan is positively sloped to allow for quick and effective drainage. The bottom of the drain pan is also insulated to prevent condensation and reduce vibration noise.

Union Connections

These fittings make for easy installation and future serviceability.

Control Valve and Actuator

The DDR series drain pan is assembled with 100% 20-gauge stainless steel material to virtually eliminate the possibility of rust growth. All corners of the drain pan are welded. The drain pan is positively sloped to allow for quick and effective drainage. The bottom of the drain pan is also insulated to prevent condensation and reduce vibration noise. Aurum offers flexibility in control valve options, including: - Power open / power close - Normally open / normally closed - Spring return

Control Centre

Our control box is designed for easy accessibility for future service. Aurum offers a variety of control options to meet building requirements and exceed industry standards. Options include, but are not limited to: - Heat only / Cool only - Heat and Cool (2-pipe) - Heat and Cool (4-pipe) - Heat and Cool with auxiliary heater (2-pipe)