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Cubic unit coolers |

FR |
Industrial and commercial unit coolers ranging from 1,4 to 85,8 kW (nominal capacity).
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High cooling efficiency coil built of internally grooved tube and corrugated aluminium fins, delivered with sealed circuit with pressured air inside with valve for manometer connection. Finned coil sections separated and independent for each fan.
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Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
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External rotor fan motor, protection IP-54, thermal protection (thermocontact), single phase 230V of Ø300 and Ø400 mm (commercial ranges) and three phase 400V two speed of Ø500 and Ø630 mm (industrial ranges).
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OPTIONS
- Defrosting: electric, by water, hot gas and cycle inversion.
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Corrosion protections: zinced tube, stainless steel tubes, pretreated fins, copper or stainless steel fins, coated coil with polyurethane resin (consult the technical office of Frimetal).
- Ducts for air projection or for sock conducts.
- Thermally insulated drip tray with Armaflex ®.
- Round electric heaters for fan ducts.
- Circuits for water or other liquids.
- Stainless steel tubes for refrigerant ammonia.
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| FRA Series |
FRM Series |
- Delicate fresh goods at +5º C
- Conditioning of working rooms.
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- Preservation of fresh goods at 0/+2º C
- Frozen produts at -18º C.
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| FRB Series
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FRL Series |
- Preservation of frozen product and low temperature down to -30º C.
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- Low temperature rooms
- Tunnels down to -40º C.
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Industrial unit coolers |
 GR |
Industrial unit coolers with a high performance from a nominal capacity of 31,8 to 130,2 kW. and 4 different series depending on the application.
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High cooling efficiency coil, delivered with sealed circuit with pressured air inside with valve for manometer connection. Finned coil sections separated and independent for each fan.
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Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
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External rotor fan motor, protection IP-54 and with thermal protection (thermocontact) incorporated. Three phase 400V / 50Hz two speed of Ø630 mm.
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OPTIONS
- Defrosting: electric, by water, hot gas and cycle inversion.
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Corrosion protections: zinced tube, stainless steel tubes, pretreated fins, copper or stainless steel fins, coated coil with polyurethane resin (consult the technical office of Frimetal).
- Thermally insulated drip tray with Armaflex ®.
- Round electric heaters for fan ducts.
- Circuits for water or other liquids.
- Stainless steel tubes for refrigerant ammonia.(See GNH)
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| GRM / GRB Series |
GRL / GRX Series |
- Rooms for preservation of fresh goods at 0 / +2º C.
- Preservation of frozen products up to -20º C.
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- Low temperature rooms at -20 / -30º C.
- Fast freezing tunnels up to -40º C.
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Commercial unit coolers |

EC |
Commercial unit coolers manufactured in two versions to fit different conditions and requirements, ranging from a nominal capacity of 1,7 up to 10,5 kW.
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Coil manufactured with 1/2" O.D. Internally grooved copper tube and corrugated aluminium fins of high efficiency. Sealed circuit with pressure air inside to assure the coil is received totally leak free. With valve for manometer connection. Models ECM-115 and ECM-130 are single circuit without liquid distributor.
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Casing made of painted aluminium and galvanised steel with high corrosion resistance and rigidity. Removable side covers to ease the access to the inside for instalation and maintenance operation.
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Axial singlephase fans with 300 mm Ø 230V 50/60Hz of low power consumption. Wired in factory to a centralized IP-55 junction box.
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OPTIONS
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Electric defrosting carried out by stainless steel heaters connected to a IP- 55 junction box.
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Copper or pretreated aluminium fins
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Coated coil with polyurethane resin (consult the technical office of Frimetal).
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Zinced copper tubes
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Circuits for water or glycol-water
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Round electric heaters for the fans
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| ECM Series |
ECB Series |
- Delicate fresh goods at 0/+2ºC.
- Preservation of frozen products down to -20ºC.
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- Low temperature rooms down to -25ºC.
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Dual air discharge unit coolers |

PL |
Extra flat unit coolers with dual air discharge and a nominal capacity between 1,8 and 25,4 kW, designed to be installed in the ceiling of the refrigeration room.
Normal version N with 4 pole motors and silent S with 6 poles motors for
those applications requiring low sound level or low air flow.
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Coil manufactured with 3/8" O.D. internally grooved copper tube and corrugated aluminium fins of high efficiency. Delivered with sealed circuit with pressured air inside to assure the coil is received totally leak free and valve for manometer connection. Finned coil sections separated and independent for each fan.
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Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
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Axial fans with external rotor, singlephase 230V/50 Hz of Ø300 and Ø400 mm. Protection IP-54 and thermal protection (Thermocontact).
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OPTIONS
- Defrosting: electric or hot gas.
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Corrosion protections: zinced tube, stainless steel tubes, pretreated fins, copper or stainless steel fins, coated coil with polyurethane resin (consult the technical office of Frimetal).
- Thermally insulated drip tray with Armaflex ®.
- Circuits for water or other liquids.
- Stainless steel tubes for refrigerant ammonia.
- Fan motor for 60 Hz
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| PLA Series |
PLM Series |
- Delicate fresh goods at more than +5ºC
- Conditioning of working rooms.
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- Rooms for preservation of fresh goods at 0 / +2ºC
- Preservation of frozen products down to -20ºC
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Dual air discharge unit coolers |

PI |
High performance dual air discharge unit coolers, specially designed for a wide range of industrial applications and quick freezing/cooling tunnels.
With a lower profile and a more gentle airflow than the cubic unit coolers. Manufactured in three different series for different applications with a nominal capacity from 8,4 to 60 kW.
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Coil manufactured with 1/2" O.D. internally grooved copper tube and corrugated aluminium fins of high efficiency. Delivered with sealed circuit with pressured air inside to assure the coil is received totally leak free and with valve for manometer connection. Finned coil sections separated and independent for each fan.
- Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
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Axial fans with external rotor, three phase motors 400V / 50Hz two speed and fan diameter of 500 mm..
- Δ Connection: Alta veHigh speed 1.300 r.p.m. (Standard connection)
Y Connection: Low speed 900 r.p.m.
Protection IP-54 and with thermal protection (Thermocontact).
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OPTIONS
- Defrosting: electric or hot gas.
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Corrosion protections: zinced tube, stainless steel tubes, pretreated fins, copper or stainless steel fins, coated coil with polyurethane resin (consult the technical office of Frimetal).
- Thermally insulated drip tray with Armaflex ® .
- Round electric heaters for fan ducts.
- Circuits for water or other liquids.
- Stainless steel tubes for refrigerant ammonia
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| PIM Series |
PIB Series |
- Preservation of fresh goods at 0/+2º C
- Frozen produts at -18º C
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- Preservation of frozen product
- Low temperature down to -30º .
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| PIL Series |
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- Low temperature rooms and tunnels down to -40º C.
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Industrial dual air discharge unit coolers |

TT |
Dual air discharge evaporators designed for use in rapid cooling tunnels for fruit and vegetables or for freezing tunnels where high air pressure is required, together with perfect distribution through the product located on the pallets. Nominal capacity range from 29,8 to 150 kW.
- TTM/TTB : Medium temperatures
- TTL : Low temperatures
- TTX : Ultra low temperatures
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High cooling efficiency coil, delivered with sealed circuit with pressured air inside with valve for manometer connection. Finned coil sections separated and independent for each fan.
- Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
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Axial fans 400V/3 50Hz. Pro tection IP-54, ther mal protection (thermocotact) (Ø630 mm); protection IP-55 (Ø710 mm).
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OPTIONS
- Defrosting: electric, by water, hot gas and cycle inversion.
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Corrosion protections: zinced tube, stainless steel tubes, pretreated fins, copper or stainless steel fins, coated coil with polyurethane resin (consult the technical office of Frimetal).
- Thermally insulated drip tray with Armaflex ®.
- Round electric heaters for fan ducts.
- Circuits for water or other liquids.
- Stainless steel tubes for refrigerant ammonia. (See TNH)
- Special custom-made evaporators adapted to the dimensions of the tunnel can also be manufactured on request.
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Wall mounted unit coolers |

MR |
Unit coolers designed for industrial cold storage rooms and more specifically for freezing tunnels requiring a good air distribution and an efficient use of the available space.
- Series MRB - Medium temperatures
- Series MRL - Low temperatures.
- Series MRX - Ultra low temperatures.
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High cooling efficiency coil, delivered with sealed circuit with pressured air inside with valve for manometer connection. Finned coil sections separated and independent for each fan.
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Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
- Axial fans 400V/3 50Hz. Pro tection IP-54, ther mal protection (thermocotact) (Ø630 mm); protection IP-55 (Ø710 mm).
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OPTIONS
- Defrosting: electric, by water and hot gas.
- Corrosion protections: zinced tube, stainless steel tubes, pretreated fins, copper or stainless steel fins, coated coil with polyurethane resin (consult the technical office of Frimetal).
- Thermally insulated drip tray with Armaflex ® .
- Round electric heaters for fan ducts.
- Circuits for water or other liquids.
- Stainless steel tubes for refrigerant ammonia.
- Special custom-made evaporators adapted to the dimensions of the tunnel can also be manufactured on request.
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Unit coolers with very low air velocity |

FBV |
These units are specially recomended for preserving delicate goods, as flower, cheese, meat, fruits, vegetables, dough retarding, etc. Nominal capacities from 2,5 to 8,6 kW.
They are also recommendable in the air-conditioning of laboratories, jointing rooms in meat industries, etc. because their low noise level and gentle airflow.
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OPTIONS
- Electric or hot gas defrosting
- Circuits for water glycol
- Treated aluminium fins
- Copper fins
- Coated coil with polyurethane resin (consult the technical office of Frimetal).
- Zinced or stainless steel tubes
- Fan motors for 60Hz
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Cubic unit coolers with centrifugal fans |

FC |
Centrifugal evaporators for freezing or working rooms with positive temperatures ranging from 17,7 to 66,8 kW (nominal)
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Coil manufactured with 1/2" O.D. internally grooved copper tube and corrugated aluminium fins of high efficiency. Delivered with sealed circuit with pressured air inside to assure the coil is received totally leak free and with valve for manometer connection. Finned coil sections separated and independent for each fan.
- Casing made of aluminium and galvanised sheet coated in a corrosion resistant white polyester RAL-9002.
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Lateral pannels easily removable that allow the access to the inside for cleaning and maintenance operation.
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Lower and intermediated drip tray covering all the bottom of the evaporator for an optimal draining of the condensed water.
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Centrifugal direct driven and closed fan motors three phase 230/400V 50 Hz, protection IP54 with high available pressure allowing the possibility of connecting long air ducts.
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OPTIONS
- Electric or hot gas defrosting
- Circuits for water glycol
- Copper or pretreated aluminium fins
- Coated coil with polyurethane resin (consult the technical office of Frimetal)
- Zinced tubes
- Stainless steel tubes for NH3 or other refrigerants
- Insulated drip tray with Armaflex ®
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Mini-vap unit coolers |

MV |
Minimun dimensions, specially height since they are primarily designed for commercial refrigerating cabinets or small cold storage rooms of low height.
For use in medium and low temperatures for preserving frehs or frozen goods.
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The evaporating coil is built with internally grooved copper tube and corrugated aluminium fins with 6.6/3.3 mm (MVP and MVG) and 7 mm (MVB) fin spacing.
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Made of a corrosion resistant aluminium . With removable drip tray at the bottom and intermediate tray under the coil to allow the water drainage and to fasten the defrosting heaters. Galvanized steel supports for anchoring to the ceiling.
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Axial fan of 150 mm Ø (MVP) and 230 mm Ø (MVG and MVB), with high performance, low consumption and quiet single-phase 230V 50/60 Hz electric motors, and connected to waterproof junction boxes, according to Standard IP-55.
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OPTIONS
- Electrical or hot gas defrosting
- Zinced copper tubes
- Stainless steel tubes
- Chromated aluminium fins, Alodine ® 1200S
- Coated coil with polyurethane resin (consult the technical office of Frimetal)
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Gravity evaporator coils |

SN |
Gravity evaporators designed for cold-storage rooms between 0 and -10º C for preserving delicate products, with constant temperature and hygrometric content. Capacities between 455 and 3.920 W in nominal conditions.
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Coil built with copper tube arranged in a staggered position and corrugated aluminium fins arranged with single spacing of 12 mm for great efficiency.
- Single circuit for models SN-1 to SN-8 and double refrigerated circuit for the other two models SN-9 and SN-10 with multiple injection by means of a distributor.
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Drip tray incorporated, specially constructed from PVC with a special section comprising a double canal at the bottom to prevent drips and condensation from falling on to the goods stored in the cold-room, together with a large scoop for collecting the water during desfrosting.
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OPTIONS
- Electric or hot gas defrosting
- Coated coil with polyurethane resin (consult the technical office of Frimetal)
- Circuits for water glycol
- Treated aluminium fins
- Zinced tubes
- Stainless steel tubes for NH3 or other refrigerants.
- Aluminium or stainless stell drip tray
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