What is class 1 and class 2 electrical equipment?

Class 1 and Class 2 appliances are all powered by mains voltages. Both classes are required to provide at least two levels of protection to the end user. You could see this as a back-up; if one protection layer fails then the second layer back-up is still in place. This makes electrical equipment safe to use.

What is a Class II appliance?

In a Class II appliance, the user is protected by at least two layers of insulation between the current carrying parts and any metal accessible to the user. • Basic Insulation, and. • Supplementary Insulation. For this reason, Class II appliances are also known as Double Insulated appliances.

How do you tell if an appliance is Class 1 or 2?

The easiest rule to apply is the one below. If the rating plate has a double box then the appliance is Class 2. If it does not then it is Class 1.

Is a fridge freezer Class 1 or 2?

Examples of Class 1 equipment are toasters, kettles, microwaves, fridges, freezers and washing machines. Class 2 equipment has supplementary insulation and is easily identified by the double square symbol.

What is a Type 1 appliance?

Class I appliances are usually made of metal, have three cables, have a metal Earth pin, and have a fuse in the plug. … Examples of Class I appliances are refrigerators, microwaves, kettles, irons, and toasters. Appliances under Class I have two levels of protection: the basic insulation and the earth connection.

Is a washing machine class 1 or 2?

Some examples of class 1 appliances are toasters, kettles, washing machines and irons.

How do I PAT test a class 2?

Are laptops Class 1 or 2?

After all, although they’re low risk, they’re still a risk as far as electrical safety is concerned. All computers are Class 1. Laptops are battery powered so they do not come under the requirements for PAT testing however the transformers that supply them do. The majority of laptop supplies are Class 1.

What class are extension leads?

Class I
Extension leads are classified as appliances in their own right and should be Class I; an earthed appliance. For safety, extension leads should not be used as a long term solution. This is because they are a trip hazard and because appliances are designed to be plugged into the mains, not extension leads.

Why do microwaves fail PAT test?

Microwave failures can come in a couple of different forms, with the most common being exposed rust. This is caused by users not keeping the door open after cooking something and the steam and condensation causing the paint to peel away. This reveals the bare metal underneath, thus causing it to rust.

Are kettles Class 1 or 2?

A Kettle is a class 1 item, not only that but it is two separate items due to it’s detachable base or lead. The kettle relies on an earth connection for safety; the PAT machine checks that connection is functioning correctly. A formal visual inspection should be carried out first.

Can I do PAT testing myself?

Yes, you can PAT test your own equipment; if you are a competent person with the relevant training, knowledge, equipment and time.

What class is a TV for PAT testing?

Class 2 Appliances

This makes the appliance safer and not require an earth. Most Class 2 equipment has a double box symbol on it. Examples of class 2 equipment. Dvd Players, Portable Cd, Radio Cassettes players, Hair Dryers, TVs and Lawnmowers, Power Tools.

How do you pat a refrigerator?

How often should a microwave be PAT tested?

A general rule of thumb is that PAT testing should, at a minimum, be carried out every 2 years.

What is a Class 3 appliance?

A Class III appliance is designed to be supplied from a separated extra-low voltage (SELV) power source. The voltage from a SELV supply is low enough that under normal conditions a person can safely come into contact with it without risk of electrical shock.

Do mobile phone chargers need PAT testing?

PAT Testing a phone charger makes perfect sense as with any other portable electrical appliance, they can become damaged and faulty; which can result in damage, injury or worse! … Providing the PAT Tester has passed the visual inspection, you can proceed to the PAT Testing the phone charger.

What is the difference between Class 1/2 and 3 medical devices?

Class I: A medical device with low to moderate risk that requires general controls. Class II: A medical device with a moderate to high risk that requires special controls. Class III: A medical device with high risk that requires premarket approval.

What is a Class 1 power supply?

Class 1 power-limited circuits are equipped with overcurrent protection that will limit the amount of current on the circuit in the event of an overload, short, or ground fault condition.

Is a battery charger Class 1 or 2?

Most consumer electronic items are now class II category. Their body are made of plastic so that in case of any fault the user won’t receive any electric shock. TV, hair dryer, vacuum cleaner, phone chargers are just few examples of class II electrical appliances.