Panasonic Low-Temp Hermetic Condensing Unit 3-4HP Side Blowing
【Dedicated Low-Temp Design, -45 ℃ Evaporation】
Specifically designed for low-temp applications with evap temp down to -45℃.
【Panasonic Low-Temp Compressor】
Panasonic low-temp scroll compressors with enhanced liquid injection for reliable operation at low evap temps.
【FV32S Low-Temp Refrigeration Oil】
FV32S low-temp ester oil ensures proper lubrication even at extreme low temperatures.
【Compact Side Blowing Structure】
Same compact L-type side blowing footprint as medium-temp series — easy to integrate.
| Panasonic refrigeration fixed frequency 3-4HP side-blowing bellows type integrated unit technical parameters (R404A) | ||||
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Unit Model |
CAL31P11-030 |
CAL31P11-040 |
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Power Supply |
3PH, 380V/50Hz |
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Nominal Power |
3HP |
4HP |
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Maximum Operating Current of the Unit |
9.5A |
9.5A |
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Refrigerant |
R404A |
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Evap. Temp |
-45--5℃ |
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Ambient Temp |
-15-+48℃ |
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Compressor |
Model |
3CB052LA03 |
C-SBN303L8A |
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Cooling Method |
Electronic expansion valve auxiliary liquid spray cooling |
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Crankcase Heater |
PTC |
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Refrigeration Oil |
Type |
FV32S, ester oil |
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Charge Quantity |
1.7L |
1.7L |
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Condenser |
Number of Fans |
1 |
1 |
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Fan Blade Diameter |
450 mm |
450 mm |
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Fan Power |
180W |
180W |
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Heat Exchange Area |
34㎡ |
46㎡ |
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Structure and Material |
mm internal thread copper tube + hydrophilic aluminum foil, L-type. |
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System Components |
Oil Separator |
N |
N |
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Gas-liquid Separator |
N |
N |
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Receiver |
4L |
4L |
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Sight Glass |
Y |
Y |
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Dry Filter |
Y |
Y |
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High and Low Pressure Gauge |
Y |
Y |
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High and Low Pressure Controller |
Saginomiya, automatic reset, high pressure 30 bar protection. |
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Electrical Control |
Circuit Breaker |
CHINT |
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AC Contactor |
Schneider, LC1D series. |
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Control Board |
Phase loss and phase error, overcurrent/transformer detection, exhaust temperature protection + liquid injection electronic expansion valve control, condensing fan speed regulation, fault code display, RS485 communication, etc. |
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Valve Size |
Liquid pipe 1/2, gas pipe 3/4 |
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Outer Dimensions |
1058*450*830 mm |
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Unit Weight |
86 kg |
88 kg |
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Unit Operating Noise @1m |
58 dB |
58 dB |
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Recommended Wiring Capacity |
4mm2 |
4mm2 |
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Cooling Capacity |
Evaporation Temperature |
Ambient temperature +38℃, subcooling temperature 0K, suction temperature +5℃. |
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-20 |
1500 |
1750 |
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-15 |
1850 |
2200 |
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-10 |
2250 |
2800 |
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-5 |
2750 |
3500 |
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0 |
3350 |
4350 |
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5 |
4150 |
5350 |
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10 |
5200 |
6600 |
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This series includes 2 models:
• CAL31P11-030 — 3HP, 86 kg
• CAL31P11-040 — 4HP, 88 kg
• Small freezer rooms — 3-4HP, suitable for 10-20 m³
• Ice cream / frozen storage — -22 to -18 ℃ frozen food storage
• Meat freezing & processing — Processing and storage of frozen meat products
• Power supply: 220V / 380V customizable
• Refrigerant: R404A / R449A / R448A switchable
• Remote monitoring: Optional
• Anti-corrosion coating: Optional
