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Highly Variable Frequency 1.5–5.5HP (Air-Cooled)

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CAL33PTH-055
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Descrizione dettagliata

This air-cooled refrigeration unit combines variable frequency technology with compact structure and smart control. Designed for medium and low temperature applications, it offers excellent performance, energy savings, and reliable operation in ambient temperatures from -25°C to +48°C. Ideal for cold storage, refrigerated rooms, and commercial refrigeration systems.

Key Features:

  • Power Supply:

    • 1.5HP–2.5HP: 1Ph, 220V, 50/60Hz

    • 3.5HP: 1Ph/3Ph, 220V, 50/60Hz

    • 4.5HP–5.5HP: 3Ph, 380V, 50/60Hz

  • Cooling Capacity:
    Models available in 1.5HP, 2.5HP, 3.5HP, 4.5HP, and 5.5HP

  • Refrigerant:
    R404A

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

  • Ambient Temperature Range:
    -25°C to +48°C

  • Compressor Type:
    Scroll compressors (Danfoss DTD and DTH series)

    • Equipped with electronic expansion valve + liquid cooling

    • 28V PTC heating function

    • Drive module with BLD/DC motor, phase sequence protection, and overload protection

  • Refrigerant Charge:
    From 0.5L to 1.8L depending on the model

  • Air-Cooled Condenser:

    • Number of fans: 2 (450mm)

    • Fan motor: EC (energy-saving)

    • Heat exchange area:

      • 25㎡ (1.5HP)

      • 32㎡ (2.5HP)

      • 45㎡ (3.5HP & 4.5HP)

      • 63㎡ (5.5HP)

    • Material: hydrophilic aluminum fin with 9.52/7.0/3.2mm internally threaded copper pipe

  • Integrated System Components:

    • Gas-liquid separator

    • Sight glass

    • Liquid receiver: 2L to 6L

    • Filter drier

    • Solenoid valve

    • High/Low pressure gauges

    • HP/LP pressure switch

    • Optional oil pressure switch

  • Electrical Control Board:

    • Automatic defrost

    • Real-time temperature display

    • Compressor & fan protection

    • Fault indication

  • Globe Valve Sizes:
    1/2", 5/8", 1/2", 3/4", 1/2", 7/8" (varies by model)

  • Outer Dimensions (L×W×H):

    • 1058 × 450 × 830 mm (1.5–3.5HP)

    • 1058 × 450 × 1280 mm (4.5–5.5HP)

  • Unit Net Weight:
    75kg (1.5HP) → 115kg (5.5HP)

  • Noise Level:
    55–59 dB (depending on model)

  • Recommended Wiring Capacity:
    4mm² (1.5–3.5HP), 6mm² (4.5–5.5HP)

Caratteristiche
Marca:
Dashang

Condensing Units

Product Type:
Air-Cooled Inverters
Unit Capacity:
5.5 HP
Compressor Type:
Scroll
Application:
  • Refrigerator
  • Cold Room
Air Discharge Direction:
Side Blowing
Cooling Method:
Air-Cooled
Number of Fans:
2
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