What temperature range is typically used for chillers?

• A. -5°C to +1°C
• B. 0°C to +2°C
• C. +1°C to +4°C
• D. +5°C to +10°C

Answer: (C)

Chillers are designed to maintain a specific temperature range that effectively balances cooling efficiency and the preservation of products. The temperature range of +1°C to +4°C is commonly used for chillers because this range is effective for refrigerating food and beverage products, ensuring they remain at safe temperatures to prevent spoilage while also optimizing their quality. This range helps to inhibit the growth of bacteria and extends the shelf life of perishable goods.

The other options represent temperature ranges that may not align with the specific operational requirements of chillers. For example, a range of -5°C to +1°C may be too cold for regular chilling applications, which could freeze certain products. Similarly, 0°C to +2°C is often used for specific applications but is less commonly the standard operating range for chillers as a whole. A range of +5°C to +10°C is generally associated with ambient storage rather than refrigeration, making it unsuitable for chillers meant for preserving items at lower temperatures.