Kelvion SG Classic Cubic Air Cooler
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The Kelvion SG Classic is a commercial cubic air cooler (evaporator) engineered for medium-temperature cooling and freezing applications. It is designed for sensitive chilled products, combining a large heat exchange surface, high energy efficiency, and compatibility with both HFC and CO₂ direct expansion (DX) refrigerants. The SG Classic is ideal for supermarkets, cold rooms, food processing facilities, and commercial refrigeration systems.
Key Features
1. Optimized for Sensitive Products
The SG Classic uses a large heat exchange surface that helps reduce moisture loss from chilled products.
Benefits
Preserves freshness
Minimizes product dehydration
Improves product quality
Ideal for fresh food storage
2. HFC & CO₂ Refrigerant Compatibility
Supports:
Current HFC refrigerants
CO₂ (R744) Direct Expansion (DX)
Maximum CO₂ Operating Pressure: 60 bar
Benefits
Flexible refrigeration design
Suitable for modern low-GWP refrigeration systems
Easy integration into new or existing installations
3. Extended Cooling Capacity
The SG Classic offers a wide operating range for commercial refrigeration.
HFC: 0.9–23 kW
CO₂: 1.2–28 kW
Suitable for:
Walk-in coolers
Commercial cold rooms
Food storage
Supermarkets
4. High-Efficiency Heat Exchanger
The evaporator features an aligned tube heat exchanger with optimized refrigerant distribution.
Features
15 mm aligned copper tube system
50 × 50 mm tube spacing
7 mm fin spacing
Venturi distributor for single or multiple refrigerant injection
Benefits
High heat transfer efficiency
Uniform cooling
Reduced product dehydration
Stable refrigeration performance
5. Energy-Efficient Fan Technology
Equipped with ErP-compliant AC fans.
Specifications
Fan diameters:
250 mm
300 mm
400 mm
500 mm
Number of fans:
1–5
Benefits
Low energy consumption
Adjustable fan speed
Reliable airflow
Reduced operating costs
6. Medium-Temperature & Freezing Applications
Designed for:
Medium-temperature refrigeration
Freezing applications down to −25°C (tL1)
This makes it suitable for chilled and frozen food storage.
Defrost Options
Available configurations include:
Electric defrost
Hot gas defrost
Cold gas defrost
Secondary circuit defrost
These options allow the unit to be configured for different refrigeration systems and operating conditions.