Panasonic Fixed Frequency Condensing Unit – Small-Capacity Side Blowing (1–3HP, Single Fan)

This compact unit is designed for smaller refrigeration or freezing cabinets in convenience stores, small supermarkets, and compact cold rooms. With side-blowing airflow and a single axial fan, it supports evaporating temperatures from -30°C up to +10°C, depending on model. Ideal for refrigerated cabinets 1–3 meters in length.

Applicable Cabinet Size:
Freezer/refrigeration cabinet 1–3 meters long, 0.8 m wide, 2 m high.

Key Features:

• Available Models and Nominal Power:

  • 1HP: CAL31P1-010

  • 1.5HP: CAL31P1-015

  • 2HP: CAL31P1-020

  • 2.5HP: CAL31P1-025

  • 3HP: CAL31P1-030

• Power Supply: 3PH, 380V / 50Hz

• Refrigerant: R404A

• Evaporation Temp Range: -30°C to +10°C

• Ambient Temp Range: -15°C to +48°C

• Cooling Method:

  • 1HP & 1.5HP: Electromagnetic valve capillary

  • 2–3HP: Electronic expansion valve + auxiliary liquid injection cooling

• Crankcase Heater: 22W / 35W, PTC

• Compressor Model:

  • CAL31P1-010: 3CB205SA0M

  • CAL31P1-015: 3CB067SA0M

  • CAL31P1-020: 3CB048SA0M

  • CAL31P1-025: 3CB068SA0M

  • CAL31P1-030: 3CB105SA0M

• Refrigeration Oil: FV68S or ester oil

  • Oil Quantity: 0.4–1.0 L depending on model

• Fan System:

  • Blade Diameter: 350mm (1HP) up to 450mm (3HP)

  • Fan Power: 150W–180W

  • Heat Exchange Area: 17㎡ (1HP) to 34㎡ (3HP)

• Condenser:

  • Copper tube (9.52*0.32mm) + Hydrophilic aluminum foil

  • L-type layout

• Piping Connection:

  • Liquid pipe: 3/8" or 1/2" depending on model

  • Suction pipe: 5/8" or 3/4"

• Electrical System:

  • Schneider LC1D series contactor

  • CHINT circuit breakers

  • RS485 communication

  • Fault code display

  • Phase loss/reversal protection

  • Exhaust temperature protection

  • Fan speed regulation

• Standard Components:

  • Filter drier, sight glass, liquid receiver: ✔️

  • Oil separator, gas-liquid separator: ✖️

  • High/Low pressure gauge and switch: ✔️

  • High pressure protection: Saginomiya, auto-reset, 30 bar

• Unit Weight:

  • 1HP: 72 kg

  • 1.5HP: 73 kg

  • 2HP: 83 kg

  • 2.5HP: 85 kg

  • 3HP: 86 kg

• Operating Noise: 55 dB @1m

• Dimensions (L×W×H): 1058 × 450 × 830 mm

• Recommended Wiring: 2.5 mm²