KR coaxial chiller

Mobile stainless steel tube-in-tube chiller for winery temperature control and tartrate stabilization, available in cooling-only or cooling and heating versions.

Technical details.

Discuss specifications and the right configuration for your application with the Cellar Technician team.

"KR" series mobile chiller for the wine industry, consisting of a refrigeration unit connected to a coaxial exchanger made of stainless steel.

Removable stainless steel body panels protect the machine components. Condenser air enters and leaves through ventilation grilles. A digital electronic controller manages the chiller functions.

Mounted on a frame with four swivel wheels for movement around the winery.

Refrigeration circuit with a hermetic compressor.

On the cooling and heating version, a four-way valve reverses the refrigeration cycle.

One deaerator filter.

Functions available on all models

  • Fermentation temperature control

  • Tartrate stabilization

  • Heating or cooling of must or wine

  • Air conditioning

Applications

  • Cooling of must during the harvest for controlled fermentation

  • Heating must to start fermentation in cold weather or carry out carbonic maceration

  • Cold settling

  • Rapid heating to initiate malolactic fermentation

  • Cooling below 0 °C to promote tartrate precipitation

  • Cooling before bottling for certain semi-sparkling wines containing CO2

Design

All parts in contact with the product are made of AISI 304 stainless steel.

Equipment

  • Digital electronic thermostat

  • Refrigeration circuit with hermetic compressor

  • High-efficiency coaxial evaporator made entirely of stainless steel

  • Frost protection

  • Refrigerant: R410A

The range is made entirely of stainless steel.

Thermal performance

Flow rates and electrical data

Dimensions and connections

Versions and options.

Available in cooling-only or reversible cooling and heating versions. Condensation control is standard; the heat-pump version also includes hot-gas defrost by cycle reversal.

Options include DIN DN50 connections, automatic transfer stop when product is absent, and a tropical version for ambient temperatures above +35°C.