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Compact cooling machines KKL-A/A

Air-cooled water recooling machines in compact design for outdoor installation with a cooling capacity of 20 to 500 kW, (> 500 kW on request)

 

 

  • energy-efficient scroll refrigerant compressor, from KKL-A/A 50 with reciprocating piston or screw compressor
  • High-efficiency refrigerant condenser with axial fans
  • Cold water circulating pump with high-efficiency motor
  • stainless steel cold water tank, insulated
  • electronic temperature controller with digital display
  • automatic level control with additional pump dry run protection
  • automatic and manual water replenishment
  • single diode fault indicator
  • adjustable overflow valve in the cold water supply line
  • splash-proof housing,
  • operational safety due to housing heating and pump freeze circuit,
  • maintenance-friendly design and simple operation
  • variable installation in case of lack of space or relocation of production
  • no glycol addition necessary
  • all approved refrigerants


special versions:

  • glycol water operation down to - 40°C, series: KKL-A/A-G
  • internal pump tank systems

 

Energy saving

  • Free cooling system to support,
  • sliding condensing temperature, "GVTe"
  • Frequency converter for refrigerant compressors,
  • speed-controlled pumps and axial fans
  • Hot air generation by air heaters in the production area
  • Hot water generation for heating support


Mechanical design

  • Refrigerant evaporator in stainless steel design without CU
  • boosted / additional high pressure pump(s)
  • redundant pumps
  • enlarged stainless steel cold water tank, insulated
  • internal tank units in material: PE, PP or stainless steel
  • available without tank / and or pump
  • piping in stainless steel design
  • special dimensions
  • special painting
  • Placement and transport in overseas containers

Electrical design

  • Special voltage,
  • PLC control/connection
  • Profinet, Profibus, Devicenet, CAN-Bus and PC / host computer connection,

Environmental requirements

  • Tropical version up to +50°C
  • High performance condenser as silent runner
  • Heat exchanger fins with epoxy resin coating
  • Sound insulation of the cladding sheets
  • Housing in stainless steel design

 

  • Control cabinet for remote monitoring
  • Pipe trace heating
  • Emergency water cooling
  • Cooling water distributor
  • Dirt filter (see water technology)
  • Water treatment systems