Highly Variable Frequency 1.5–5.5HP Water-Cooled Box-Type Integrated Unit

This water-cooled, box-type refrigeration unit is designed for high-performance and energy-efficient operation in diverse ambient conditions. Featuring highly variable frequency technology, electronic expansion valve, and integrated system components, it’s ideal for precise temperature-controlled environments. Designed for indoor installations requiring water-based heat dissipation.

Key Features:

• Wide Cooling Capacity Range:
  Available in 1.5HP, 2.5HP, 3.5HP, 4.5HP, and 5.5HP models for diverse cold room applications.

• Power Supply:

  • 1.5–3.5HP: 1Ph, 220V, 50/60Hz

  • 4.5–5.5HP: 3Ph, 380V, 50/60Hz

• Refrigerant Type:
  R404A, compatible with standard cooling system requirements.

• Cooling Method:
  Water-cooled, using plate heat exchanger (optional in lower models).

• Evaporating Temperature:
  -40°C to +10°C

• Ambient Temperature Range:
  -15°C to +48°C

• Compressor:
  Scroll type (VB/DH/DTH series), with electronic expansion valve + liquid cooling, and 28V PTC heating.

• Refrigeration Oil:
  FV68S and equivalents – synthetic ester oil.

• Refrigerant Charge:
  Ranges from 0.45L to 1.8L depending on model.

• Water Pipe Size:
  DN25 (1.5HP–3.5HP), DN32 (4.5HP–5.5HP)

• Integrated System Components:

  • Sight glass

  • Liquid receiver (2L to 4L)

  • Filter drier

  • Solenoid valve

  • Oil separator

  • High/Low pressure gauge

  • HP/LP pressure switch

  • Crankcase heater

  • Optional oil pressure switch

• Control & Protection:

  • Electronic control board with real-time display

  • Overload, phase loss, high/low pressure, and oil pressure protection

  • Optional chiller or load switch output

• Dimensions (L×W×H):

  • 1.5–2.5HP: 820×450×248 mm

  • 3.5HP: 1010×480×248 mm

  • 4.5–5.5HP: 850×450×580 mm

• Net Weight:
  74kg (1.5HP), 82kg (2.5HP), 92kg (3.5HP), 111kg (4.5HP), 115kg (5.5HP)

• Noise Level:
  50–58 dB, suitable for indoor use

• Appearance Color:
  White (standard), Black (optional)

• Recommended Wiring Capacity:
  4mm² for 1.5–4.5HP, 6mm² for 5.5HP