The Ai C20-7SST is a high-performance, compressor-based recirculating chiller, ideal for precise temperature control in laboratory applications. It is commonly used for cooling equipment like rotary evaporators, analytical instrumentation, vacuum systems, and distillation setups. This chiller eliminates the need for dry ice or liquid nitrogen and provides an eco-friendly, cost-saving solution for cooling processes.

Key Features

• Wide Temperature Range:

  • Temperature Range: -20°C to +99°C (no load condition), offering flexibility in cooling for various lab applications.
  • Heating Capacity: 2,000 watts for reliable heating when required.

• Precise Temperature Control:

  • PID control using a 2nd generation 7" TFT touch screen controller.
  • Temperature accuracy: ± 2°C, with a step of 0.1°C for fine control.

• Powerful Performance:

  • Cooling Capacity:
    • 420W at 20°C
    • 410W at 10°C
    • 390W at 0°C
    • 350W at -10°C
    • 300W at -20°C
  • Adjustable Recirculating Pump with pumping speed up to 20 liters/min.
  • Maximum head: 16 feet (5 meters), and maximum pressure: 6.5 psi.

• Durable and Compact Design:

  • All stainless steel finish for enhanced durability and resistance to corrosion.
  • Stainless steel reservoir (Type 304) with a capacity of 7.3 liters (1.9 gallons).
  • Compact size, saving valuable lab space.

• Environmentally Friendly:

  • Uses R404A refrigerant, ensuring high efficiency while being eco-friendly.

• Safety Features:

  • Compressor over-temp protection, power surge delay protection, and over-current protection.
  • Upper/lower temperature alarm for safety alerts when the system operates outside the desired temperature range.
  • Compressor delay start protection to ensure smooth operation.

• Cost-Effective:

  • Eliminates the need for tap water cooling, reducing water consumption and lowering costs.
  • Connection tubing is included for ease of setup.

• Recommended Applications:

  • Ai 2L, 5L, or 10L short path distillation systems.
  • Ai 2L SolventVap rotary evaporators.
  • Ideal for use with jacketed reactors, laser etching, ICP, vacuum systems, and other analytical instrumentation.

Specifications

• Model: C20-7SST
• Temperature Range: -20°C to +99°C (no load)
• Electrical Requirements:
  • 110V 60Hz or 220V 60Hz 1-Phase, 2,500 watts.
• Compressor:
  • Make: SECOP (formerly Danfoss), Germany.
  • Compressor Type: One, R404A refrigerant (190g).
• Cooling Capacity:
  • 420W at 20°C, 410W at 10°C, 390W at 0°C, 350W at -10°C, 300W at -20°C.
• Heating Capacity: 2,000 watts.
• Recirculating Pump:
  • Pumping Speed: 20 liters per minute (adjustable).
  • Maximum Head: 16 feet (5 meters).
  • Maximum Pressure: 6.5 psi.
• Reservoir:
  • Dimensions: 8 x 10 x 5.5" (WxDxH).
  • Capacity: 7.3 liters (1.9 gallons).
  • Chilling Fluid Connection: 3/8" hose barb x 2.
  • Chilling Fluid Drain Port: 3/8" hose barb with on/off valve.
• Temperature Controller:
  • Type: Digital microprocessor PID.
  • Display: 7" TFT touch screen.
  • Temperature Accuracy: ± 2°C.
  • Temperature Step: 0.1°C.
• Recommended Coolant:
  • Above 10°C: Distilled water.
  • Below 10°C to -20°C: 50% ethylene glycol + 50% distilled water.
• Working Environment: -15°C to 25°C (with humidity <66%).
• Safety Features:
  • Compressor over-temp protection, power surge delay, over-current protection, compressor delay start protection, and upper/lower temperature alarm.
• Unit Dimensions: 12 x 15.5 x 26".
• Shipping Dimensions: 15 x 20 x 30".
• Unit Weight: 68 lbs.
• Shipping Weight: 100 lbs.
• Warranty: One year.

Applications

• Cooling of Ai 2L, 5L, and 10L distillation systems.
• Cooling for Ai 2L SolventVap rotary evaporators and other laboratory applications requiring precise temperature control.
• Suitable for a variety of scientific and industrial laboratory needs, including laser etching, vacuum systems, ICP, plasma etching, and jacketed reactors.

Important Note:
The Ai C20-7SST chiller's -20°C temperature range is tested under no-load conditions. Performance