What is EN 60335-2-40:2020?

EN 60335-2-40:2020 is a technical standard that specifies the safety requirements for electrical heat pumps, air-conditioners, and dehumidifiers. It provides guidelines and regulations to ensure the safe operation of these appliances and protect users from potential hazards.

Scope and Application

This standard applies to electrically operated heat pumps, air-conditioners, and dehumidifiers used in households, commercial buildings, and industrial settings. It covers various types of appliances, including fixed air-conditioning units, portable air-conditioning units, and integrated heat pump systems. The standard not only focuses on the performance and functionality of these appliances but also addresses potential risks such as electric shock, fire, and mechanical hazards.

Main Requirements

The EN 60335-2-40:2020 standard outlines several essential requirements to ensure the safety of heat pumps, air-conditioners, and dehumidifiers. These include:

Protection against electric shock - The standard sets criteria for insulation materials, earthing systems, and protective devices to prevent electric shocks during normal use and fault conditions.

Temperature limits - It specifies maximum operating temperatures for different parts of the appliance to avoid the risk of fire or bur