31114051EN-06
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Alfa LU-VE is a trademark registered and owned by LU-VE Group.
Alfa LU-VE reserves the right to change specifications without prior notification.
2 Product description
2.1 General information and application
Optigo FMD are commercial dual discharge air coolers for general application in small to medium-
sized cooling, freezing and working rooms. Low air velocity and noise level make them especially
suitable for refrigerated working and processing rooms.
•Refrigerants: HFC* (FMDE), CO2(FMDX) and brine (FMDW)
•Air inlet temperature: -25 to +30 °C
•Fluid inlet temperature: -40 to +20 °C
Model Refrigerant Max working pressure
FMDE HFC* 24 bar
FMDX CO260 bar**
FMDW Brine 12bar
* Fluid group 2 according to EN 378
** 85 bar in special execution
2.2 Standard configuration
•Innovative coil manufactured from internally grooved Cu tubes and aluminium fins.
•Optigo FMD coolers are available with 1 to 4 fans. All models are standard fitted with EC fan
motors. Integrated thermo contacts.
•Durable aluminium alloy metallic casing, epoxy coated RAL 9003. Hinged driptray. Dismountable
and openable casing for cleaning purposes.
•Vertical plastic drain connection.
•Fan motors wired to connection box.
•Fitted with schräder valve on the suction connection for testing purposes (only for FMDE and
FMDX units).
•Delivered on a wooden pallet, either covered with a reinforced cardboard box or a wooden crate.
2.3 Options
•Electric defrost (E)
For cold rooms with room temperatures below 4 °C frost build-up is likely, the application of a
defrosting system is recommended. The stainless steel defrost elements are connected to
dedicated terminal box.
•Coil protection: pre-coated aluminium fins (AP)
•Horizontal metalic drain connection
•Stainless steel tubes (AISI 304)
•Re-heating coil (RH) - on request
•Water drain pump - on request
