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Process Chillers

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Nanochill

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Ultrachill

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Microchill

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Picochill

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NC-110A

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The Subzero “NANO CHILL” are controllers that integrate all the basic control functions required by a chiller.

A user friendly LCD screen displays all parameters, status and alarm messages. It is a panel mounted controller dedicated to control the chiller and its various devices.

It has Compressor & Pump protection algorithm which include shutting down the system incase of various faults.

  • Blue 16 X2 LCD with backlighting to display all parameters.
  • Precise temperature control in 0.5°C resolution(NC110) & 0.1°C resolution (NC120).
  • Liquid level sensing with 3 probes (Low, Medium, High).
  • HP, LP, Auxiliary fault trip protection for Compressor.
  • Antifreeze temperature will display with “key_press_1” key press on NC110
  • Antifreeze & Condenser temperature will display with “key_press_2” key press on NC120.

  • Temp. Sensor Input : 2 NTC for Liquid & Antifreeze.
  • Additional Temp. Sensor Input for Condenser Temperature.
  • Additional current input upto 20A.(NC120)
  • Relay Output 1 : 8(3)A Compressor.
  • Output 2 : 5A Pump, Water SV / Alarm for Nc110.
  • Output 2 : 5A Condenser, Pump, Alarm, Water SV, Precision SV for NC120.

  • Temperature range -30°C to 50°C( Resolution 0.5°C.) NC110.
  • Temperature range -30°C to 50°C( Resolution 0.1°C.) NC120.
  • 230VAC Standard. 110VAC on request.
  • Panel cutout : 29 X 71 mm.
  • Screw terminals : Admit 1X 2.5 mm² wire for NC110
  • Minifit type connector for NC120.

Ultrachill


UC-230


UC-110

MC-110

Featured

The Subzero ‘MICROCHILL’ is a controller that integrates all the control functions required by a chiller. It is a complete, independent, rugged and highly reliable unit. It is one of the most efficient chiller controller of it’s kind in the country with the kind of features it provides.

A user friendly LCD screen displays all parameters and message alarms on the display. In addition to the LCD there are LED’s provided for instant status of all controls in the system. The Microchill controller allows you to manage refrigeration units having different configurations.

  • 7 segment LED display & LCD with backlighting to display all parameters and control status.
  • Audible alarm for every fault.
  • HP/LP/OL/SPP trip protection for compressor.
  • Pump O/L, SPP or Low liquid level trip protection for Pump.
  • Compressor protection algorithm.

  • Analog Inputs : Control, Antifreeze
  • Digital Inputs : HP, LP, Comp O/L, Pump O/L, Cond. O/L, SPP, CWFS, EWFS, Medium Water Level, Low Water Level.
  • HP/LP/OL/SPP trip protection for compressor.
  • Relay Outputs : 10A for Compressor 5A for Pump, Condenser, Water SV.

  • Temperature range -30°C to 50°C.
  • 230VAC Standard. 110VAC on request.
  • Panel cutout : 92 X 92 mm.

SZ 7552P / 7562P

Featured

  • Individual set points, differentials and time delays.
  • Cycling of compressors to avoid overloading one compressor.
  • Activate second compressor incase first compressor is not able to handle the load.
  • An internal 10sec time delay is provided to avoid simultaneous startups of compressors & a similar option for switching off as well to prevent an electrical surge.
  • Software keypad lock to avoid parameter tampering by bystanders.

  • Relay output : 8(2)A for two Compressors.
  • Temp. Sensor Input : 1 NTC Probe.

For 2 independent cooling units with one temperature sensor.

  • Temperature range 0°C to 50°C (SZ 7552P) & -50°C to 99°C (SZ 7562P).
  • 230VAC Standard. Other models with 12VDC, 24VDC, 110VAC on request.
  • Panel cutout : 29 X 71 mm Screw terminals : Admit 1X 2.5 mm² wire.

Picochill