Chilled Water Unit

KRA Precision Series

The KRA series of chilled water units consists of air-cooled equipment. It is suitable for ventilated environments and can even be installed outdoors, being highly resistant to weather conditions.

Options

Customization possibilities, temperature adjustment down to -30°C, stainless steel cabinet, external water bypass, disc filters, relief valves, dirty filter sensors, pressure differential for air-cooled condenser filters, electronic flow meter, noise attenuators, and frequency inverters for the fans.

Advantages

  • Cooling capacity from 6,000 to 620,000 kcal/h
  • Air-cooled condensation
  • Dual refrigeration circuit
  • Temperature adjustment from 5°C to 25°C for tubular bundles and 7°C to 25°C for plate heat exchangers
  • Compact equipment, fits into smaller spaces
  • Closed or open carbon steel cabinet with electrostatic painting
  • Weather-resistant, can be installed outdoors
  • Complete with water reservoir, pump, and non-oxidizing hydraulic circuit
  • Relief valve for evaporator safety against process blockage
  • Individual electronic expansion valve controllers for easier maintenance and reduced machine downtime
  • Microchannel condenser
  • Refrigerant R410A or R407C, both eco-friendly
  • PLC (Programmable Logic Controller) for operation, diagnostics, and fault visualization
  • 3” 3-color touch screen HMI with failure history logging
  • Easy-to-use software with open language programming
  • 24 V AC control voltage, complying with Brazilian standards (NR10)
  • Capacity control for optimal equipment operation
  • High-efficiency fans ensuring low energy consumption
  • Automatic on/off operation
  • Automatic capacity adjustment
  • Easy installation and operation, plug-and-play.

Applications

All industrial sectors requiring a water cooling process, such as plastics, welding, pharmaceuticals, food, textiles, chemicals, printing, among others.