Kobol heat exchangers and industrial refrigeration equipment

Kobol heat transfer equipment: CR and CC cubic coolers, CHN and CAH condensers, MR compact evaporators, XR dual discharge units, and CO2 gas coolers.

Kobol: European manufacturer of heat exchange systems and industrial cooling units

Spanish manufacturer Kobol has produced heat exchangers, unit coolers, and condensers for commercial and industrial refrigeration since 1968. The Peralta plant fabricates finned coils, dry coolers, and transcritical CO2 gas coolers utilizing copper tubes and corrugated aluminum fins.

  • Specialized production plant in Peralta manufacturing finned coils continually since 1983
  • Broad portfolio of unit coolers, dry coolers, and transcritical CO2 gas cooling systems
  • Qualified engineering technologies for high efficiency refrigeration heat exchangers
  • Integration into European industrial engineering group Enex Technologies in year 2022

Kobol CR and CC series cubic unit coolers for cold storage facilities

Industrial cubic evaporators of the CR and CC series are engineered for preserving chilled and frozen perishable goods. The CR series features 4.5 mm fin spacing for positive temperature rooms, while the CC series with 7.0 mm fin pitch serves low temperature cold storage warehouses.

  • Fin spacing of 4.5 mm on CR series and 7.0 mm on CC series minimizes frost buildup
  • Staggered copper tube geometry and corrugated aluminum fins optimize thermal transfer
  • Factory pressure testing at 3923 kPa (40 bar) sealed with protective dry nitrogen charge
  • High throughput axial fan assemblies with protective guards and defrost electric heaters

Kobol CHN and CAH axial air cooled condensers with capacities up to 1100 kW

Air-cooled condensers belonging to the CHN and CAH families encompass 316 standardized models delivering thermal ratings between 13 and 1100 kW. These assemblies incorporate heavy-duty axial fans, weatherproof enclosures, and multi-circuit finned bundles for compressor racks.

  • Heat rejection ratings extending from 13 to 1100 kW suited for logistics centers
  • Axial fan assemblies ranging from 500 to 800 mm diameter delivering quiet airflow
  • Powder-coated weather-resistant steel housing optimized for outdoor rooftop mounting
  • Multi-circuit headers allowing concurrent connection to multiple compressor circuits

Kobol MR and MC series compact ceiling unit coolers for small cold rooms

The MR and MC family of compact unit coolers features 10 standardized models tailored for commercial walk-in cold rooms in retail, catering, and laboratories. The low-profile housing preserves room headroom while maintaining uniform circulation of conditioned air streams.

  • Low-profile housing profile allows ceiling installation in compact storage spaces
  • MR variant for medium temperature cooling and MC variant with electric defrost rods
  • Hinged aluminum drip tray provides direct access for drainage inspection and cleaning
  • Energy efficient fan motors equipped with internal thermal overload protection

Kobol XR and XC series dual discharge ceiling coolers for food processing rooms

Dual discharge unit coolers of the XR and XC series are engineered for food processing, packing halls, and meat cutting areas. Symmetrical dual-direction airflow with gentle air velocity eliminates drafts while fostering comfortable conditions for operating personnel.

  • Dual-direction symmetrical air distribution operating with gentle stream velocities
  • Two-speed fan motors (1050 and 1390 RPM) allowing flexible airflow regulation
  • Engineered for food preparation areas, processing halls, and packaging facilities
  • Removable side panels and sealed electrical junction enclosures rated to IP54

Kobol transcritical CO2 gas coolers and high pressure heat transfer bundles

The lineup of gas coolers and evaporators using natural refrigerant CO2 (R744) is designed for transcritical and subcritical refrigeration circuits. Reinforced K65 copper alloy tubes and laser-welded headers withstand operational pressures exceeding 120 to 130 bar.

  • High-strength K65 alloy tubing engineered to operate safely beyond 120 bar pressure
  • Utilization of eco-friendly natural refrigerant carbon dioxide R744 with zero ODP
  • Dedicated production manufacturing line for CO2 components commissioned in 2019
  • Seamless integration with centralized industrial packages from Enex Technologies

Spanish manufacturing roots of Kobol and European heat exchange expertise

The engineering background of Spanish manufacturer Kobol originates in 1968 with the establishment of Iberica del frio industrial SA in Barcelona. In 1976, industrial shareholders of Koxka established Kobol S.A.

in Peralta within Navarra province, where an advanced production facility dedicated to finned coils and ventilated units began operations in 1983.

Over following decades, the Peralta factory expanded its manufacturing capabilities, secured an engineering patent for aluminum refrigeration units in 2012, and earned prestigious CEPYME500 recognition.

In 2022, Kobol integrated into the Enex Technologies industrial group, delivering high efficiency cooling units to major supermarket retailers and food producers across Europe.

Engineering parameters of CR and CC series cubic unit coolers

Cubic evaporators of the CR and CC families maintain strict temperature control across commercial and industrial cold storage rooms.

The CR series utilizes 4.5 mm fin pitch engineered for medium temperature produce storage, while the CC series features 7.0 mm fin spacing designed for low temperature freezer rooms without rapid frost accumulation.

Internal circuiting incorporates seamless copper tubes with inner grooving arranged in staggered layouts, bonded mechanically with corrugated aluminum fins.

Prior to dispatch, each completed coil undergoes pressure leak testing at 3923 kPa (40 bar) followed by dry nitrogen holding pressure at 147 kPa to preserve interior cleanliness against oxidation.

Heavy-duty CHN and CAH axial air cooled condensers for outdoor installations

The CHN and CAH air-cooled condenser lineup encompasses 316 standardized configurations offering heat rejection capacities from 13 up to 1100 kW, serving regional food distribution complexes and industrial refrigeration plants.

These assemblies are installed on facility rooftops or exterior ground pads, rejecting thermal loads from central compressor racks.

Structural housing panels are fabricated from galvanized steel treated with baked epoxy polyester powder coating resistant to solar radiation and weathering.

High efficiency axial fan assemblies measuring 500 to 800 mm in diameter feature external rotor motors, delivering subdued operating acoustics and supporting stepless speed control.

Compact MR and MC ceiling evaporators designed for commercial cold rooms

In commercial cold storage walk-in rooms belonging to restaurants, retail shops, and laboratories, preserving internal room height is essential.

To address spatial constraints, Kobol manufactures the MR and MC compact cooler family, delivering 10 low-profile models mounted flush against cold room ceiling structures.

The MR model functions in medium temperature applications, whereas the MC version incorporates stainless steel electric defrost rods for low temperature frozen storage.

A hinged aluminum drain pan fitted with quick-release fasteners provides unobstructed access to the condensation drain connection and internal drip tray for maintenance.

Dual discharge XR and XC unit coolers for food processing and preparation areas

In industrial food preparation facilities, meat cutting rooms, and distribution packaging halls, maintaining temperature thresholds must harmonize with staff ergonomics.

Kobol dual discharge coolers of the XR and XC series distribute conditioned air streams symmetrically in two opposing directions at subdued exit velocities.

Assemblies feature dual-speed fan motors (1050 and 1390 RPM) enabling airflow adjustments across working shifts.

Structural cabinetry incorporates removable side access panels and a weather-tight electrical junction housing sealed to IP54 standards, ensuring operational protection during pressurized washdown cycles.

Transcritical CO₂ technology and natural refrigerant systems with Enex

To comply with European environmental regulations phasing out fluorinated F-Gas refrigerants, Kobol introduced a dedicated manufacturing line in 2019 for natural carbon dioxide R744 systems.

Transcritical gas coolers and direct expansion evaporators are engineered to withstand extreme pressures reaching 120 to 130 bar during supercritical operating cycles.

Heat transfer circuits utilize heavy-wall K65 copper alloy tubing combined with automated laser header joining.

Kobol CO2 equipment delivers compact dimensions and high thermodynamic efficiency, helping industrial facilities reduce electricity consumption and minimize carbon footprints within Enex Technologies packages.

Industrial equipment

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