Roller, Germany make Evaporators

Air unit coolers of the type HVS EurolinePlus are suitable for alle cold storages and frozen storages. Particulary for unpacked goods, that are stored for longer periods at high humidity. The heat exchangers are available with different fin spacings: 4.5 mm, 7 mm and 10 mm. The T- version ist already equipped with electric heater rods for defrosting. The cooling capacity is approx. 0.5 to 20 kW in Standard Condition 2.

• Casing made of powder coated aluminium
• Aluminium fins
• Copper tubes
• Fans:
  HVS/T x00- x01: 1~ 200...240 V 50/ 60 Hz, EC- fan, IP 54
  HVS/T x02- x06: 1~ 230 V 50/ 60 Hz, AC- fan, IP 44
  HVS/T x07- x13: 3~ 400 V 50 Hz/ 460 V 60 Hz, AC- fan, IP 54
• Drawing fans
• Maximum allowable pressure: 25 bar
• Designed for refrigerants direct expansion
• Standard air unit coolers are certified by Eurovent.
• Ambient Temperatures between -35 °C and 20 °C

• Optimized heat exchangers for different applications
• Custom adapted fans (e.g. energy saving, IP66)
• Insulated drain pan, Drain pan marine
• Hot gas defrost, brine defrost
• Protection against corrosion
• Stainless steel casing

• MS heater rods
• SI heating cable
• Brackets
• Streamer
• Textile hose connection
• SHUT UP and cover
• Defrost safety thermostat

The high capacity air cooler type FHV flatline is designed to meet the the requirements of cooling and freezing requirements, preferably for packed goods. Fin spacings are 4.0 mm, 6.0 mm and 7.0 mm. The cooler can be delivered as a T- version for deep freezing, that has already incorporated electric heaters for defrost.

• Casing made of powder coated aluminium.
• Aluminium fins
• Copper tubes
• Fans: (for FHV/T series)
  FHV/T x01- x06: 1~ 230 V 50/ 60 Hz, EC- fan, IP 54
  FHV/T x11- x16: 1~ 200... 240 V 50/ 60 Hz, EC- fan, IP 54
  FHV/T x21- x23: 3~ 400 V 50 Hz/ 460 V 60 Hz, AC- fan, IP 54
• Drawing fans.
• Maximum allowable pressure: 25 bar.
• Designed for refrigerants direct expansion.
• Standard air cooler are certified by Eurovent
• Ambient Temperatures between -35 °C and 20 °C.

• Heat exchangers (e.g. brine operation, high pressure requirements, flooded evaporation.)
• Fans (e.g. IP66)
• Insulated drain pan, drain pan marine
• Hot gas defrost, brine defrost
• Protection against corrosion
• Stainless steel casing

• MS heater rods
• SI heating cable
• Brackets
• Streamer
• Textile hose connection
• SHUT UP and Cover
• Defrost safety thermostat

The dual discharge air unit cooler DHN is designed to meet the requirements of cooling chambers above the freezing point. Due to the wide spectrum of available fans the cooler is rather quiet, and can be used e.g. in preparation rooms. Due to the air outlet paralell to the ceiling, the airmovement can be considered as draught- free.

• Casing made of powder coated aluminium.
• Aluminium fins.
• Copper tubes.
• Fans:
  DHN S flatline: 1~ 230 V 50/ 60 Hz, AC- fan, IP44.
  DHN L flatline: 1~ 230 V 50/ 60 Hz, AC- fan, IP44.
  DHN N flatline: 1~ 230 V 50/ 60 Hz, AC- fan, IP44.
• Maximum allowable pressure: 25 bar.
• Designed for refrigerants direct expansion.
• Standard air coolers are certified by Eurovent.
• Ambient Temperatures between 0 °C and 50 °C.

• Heat exchangers (e.g. brine operation, R744 operation)
• Protection against corrosion

• MS heater rods
• SI heating cable
• Defrost safety thermostat

The ceiling type air cooler DLK/T represents the latest state of art technology in the ceiling type air cooler market.Not only energy efficient fans, and a optimzed defrost system shows perfection and reliability at a glance!The key feature of the DLK/T series is the optimised defrost system, that leads to good sound operational safety. Already equipped with the latest state of art EC- fans the DLK/T series is superior in case of energy consumption. Fin spacings from 4.0 up to 10.0 mm show the wide range of this innovative product. Additional it is possible to mount it at the wall (with an additional drain pan).

• Casing made of powder coated aluminium.
• Aluminium fins.
• Copper tubes.
• Fans:
  DLK/T flatline 1~ 230 V 50/ 60 Hz, EC- fan, IP 54.
  DLK/T EuroLinePlus: 1~ 230 V 50/ 60 Hz, EC- fan, IP54.
• Pressing fans.
• Maximum allowable pressure: 25 bar.
• Designed for refrigerants direct expansion.
• Standard air cooler are certified by Eurovent.
• Ambient Temperatures between -35 °C and 20 °C.

• Heat exchangers (e.g. brine operation)
• Fans
• Hot gas defrost, brine defrost
• Protection against corrosion
• Stainless steel casing

• MS heater rods
• SI heating cable
• Defrost safety thermostat
• Drain pan for wall mounting

The industrial air cooler series made by Roller consist of the two type FHVI/T and HVIS/T. The most basic features of the two types are comparable, the main difference is in the fan diameter. FHVI/T is only available with 500 mm fans, HVIS/T is available with fans from 560mm, 630 mm to 800 mm. For our industrial coolers we can offer a wide range of innovative, energy- efficient options.

• Casing made of powder coated aluminium.
• Aluminium fins
• Copper tubes
• Fans:
  FHVI/T: 3~ 400 V 50 Hz/ 460 V 60 Hz, AC- fan, IP 54
  HVIS/T: 3~ 400 V 50 Hz/ 460 V 60 Hz, AC- fan, IP 54
• Drawing fans.
• Maximum allowable pressure: 25 bar
• Designed for refrigerants direct expansion
• Standard air cooler are certified by Eurovent.
• Ambient Temperatures between -35 °C and 20 °C

• Heat exchangers
• Fans
• Insulated drain pan
• Hot gas defrost, brine defrost
• Protection against corrosion
• Stainless steel casing

• SI heating cable
• Streamer (not at diameter 560 mm)
• Textile hose connection
• Defrost help and cover
• Defrost safety thermostat