What is EN 60335-2-40:2020?

In the field of electrical safety standards, EN 60335-2-40:2020 is an important regulation that focuses on the safety requirements for electrical heat pumps, air conditioners, and dehumidifiers. This standard applies to both domestic and commercial appliances and provides specific guidelines to ensure their safe operation and protection against potential hazards.

Scope and Coverage

The scope of EN 60335-2-40:2020 includes a wide range of electrical appliances designed for cooling or heating purposes. This covers heat pumps, air conditioners, and dehumidifiers that utilize electricity as their power source. The standard encompasses both fixed and mobile appliances, catering to various applications in residential, commercial, and industrial settings. It addresses safety concerns related to electrical, mechanical, thermal, and functional aspects, ensuring comprehensive protection for users.

Key Requirements

EN 60335-2-40:2020 outlines several key requirements that manufacturers must follow to comply with the standard. These requirements include:

Insulation and earthing: The appliance should have proper insulation to prevent electric shock, and adequate earthing arrangements must be in place.

Temperature control: The appliance should have temperature controls that prevent overheating and ensure safe operation.

Protection against mechanical hazards: Measures should be taken to avoid injury from rotating parts, moving components, and sharp edges.

Electromagnetic compatibility: The appliance should not interfere with other electrical systems or be affected by external electromagnetic fields.

Product labeling: Clear and visible labels should be provided, indicating safety instructions, electrical ratings, and warning signs.

Validity and Implementation

EN 60335-2-40:2020 was published in 2020 and replaces the previous version, providing updated safety requirements and guidelines for electrical heat pumps, air conditioners, and dehumidifiers. Manufacturers and suppliers of these appliances must ensure compliance with the latest edition to meet legal and safety obligations. It is essential for regulators, testing laboratories, and industry professionals to familiarize themselves with the provisions in this standard to ensure the electrical appliances in the market adhere to the necessary safety measures.