What is Appliance Tester?
An appliance tester is a device used to test the safety and performance of electrical appliances. It is also known as a portable appliance tester (PAT). The appliance tester checks for electrical safety hazards such as insulation resistance, earth continuity, and polarity.
The device is typically used by electricians, appliance technicians, or safety inspectors to ensure that appliances are safe for use and comply with local safety regulations. It is particularly important for appliances that are used in hazardous environments such as industrial or construction sites.
There are different types of appliance testers available in the market, ranging from simple handheld testers to more advanced models with built-in data logging capabilities. Some models may also include additional features such as testing for microwave leakage or RCD (residual current device) trip time.
Overall, the appliance tester is an important tool in ensuring the safety and reliability of electrical appliances.
Where Appliance Tester is used?
Appliance testers are used in various industries and settings to test the safety and performance of electrical appliances. Some of the common applications of appliance testers include:
- Workplace safety: Appliance testers are used in workplaces to ensure that electrical appliances are safe for use and do not pose a risk of electric shock or fire. This is particularly important in industries such as construction, manufacturing, and healthcare where electrical equipment is used extensively.
- Domestic safety: Homeowners can use appliance testers to ensure that their household appliances are safe and in good working condition. This is important to prevent electrical accidents and fires in the home.
- Compliance testing: Appliance testers are used by safety inspectors to ensure that electrical appliances comply with safety regulations and standards.
- Maintenance testing: Appliance testers are used by maintenance technicians to ensure that appliances are functioning properly and to detect any faults or defects before they become a safety hazard.
- Quality control: Manufacturers use appliance testers to ensure that their products meet safety standards and specifications before they are released to the market.
Overall, appliance testers are used wherever electrical appliances are used, and their use is critical to ensuring the safety and reliability of these appliances.
Why Appliance Tester needs Calibration?
Appliance testers, like any other measuring equipment, need calibration to ensure that they are providing accurate and reliable measurements. Calibration is the process of comparing the readings of a measuring device to a known standard or reference, and adjusting it if necessary, to ensure that it is within acceptable limits of accuracy.
There are several reasons why an appliance tester needs calibration:
- Accurate measurements: Appliance testers need to provide accurate measurements of electrical safety parameters such as insulation resistance and earth continuity. Calibration ensures that the measurements are correct, which is critical for ensuring the safety of electrical appliances.
- Compliance with regulations: Appliance testers used for workplace safety or compliance testing must meet specific regulatory requirements. Calibration is necessary to ensure that the appliance tester meets these requirements and is providing accurate measurements as per the standards.
- Aging of the equipment: Over time, the components of an appliance tester can deteriorate or wear out, which can affect its accuracy. Calibration helps detect any changes in the device's performance and ensures that it is functioning within acceptable limits.
- Verification of new equipment: New appliance testers need to be calibrated to verify their accuracy before use. Calibration ensures that the new appliance tester is providing reliable and accurate measurements.
Overall, calibration is necessary to ensure the accuracy and reliability of appliance testers. It is important to calibrate the equipment regularly, typically annually or as per the manufacturer's recommendation, to ensure that it is performing correctly and meeting the required standards.
List of Appliance Tester Manufacturers:
There are several manufacturers of appliance testers in the market. Here are some of the well-known brands:
- Fluke Corporation
- Megger Group Limited
- Seaward Group
- Chauvin Arnoux Group
- Kyoritsu Electrical Instruments Works, Ltd.
- Martindale Electric Co Ltd
- Metrel d.d.
- Extech Instruments
- Clare Instruments
It is important to note that this is not an exhaustive list and there may be other manufacturers of appliance testers in the market. When choosing an appliance tester, it is important to consider the specific needs and requirements for the application, as well as the reputation and reliability of the manufacturer.
Most popular Appliance Tester Model:
There are several popular models of appliance testers in the market, each with its own unique features and capabilities. Here are some of the most popular appliance testers:
- Fluke 6200-2 Portable Appliance Tester - This model is a popular choice for its ease of use, with a simple interface and one-button testing. It offers a range of safety tests, including earth continuity, insulation resistance, and polarity.
- Megger PAT420 Portable Appliance Tester - This model offers a range of safety tests and advanced features, such as a built-in memory for storing test results and a barcode scanner for asset management. It also offers a range of automatic testing functions, making it a popular choice for high-volume testing.
- Seaward Primetest 300 Portable Appliance Tester - This model is designed for ease of use and features a large display and intuitive interface. It offers a range of safety tests, including earth continuity, insulation resistance, and RCD testing.
- Beha-Amprobe ProInstall-75-UK Multifunction Tester - This model offers a range of safety tests for both domestic and industrial applications, including earth resistance, loop impedance, and RCD testing.
- Metrel MI 3309 BT DeltaGT Portable Appliance Tester - This model is designed for versatility, offering a range of safety tests and advanced features such as Bluetooth connectivity and compatibility with a range of accessories.
It is important to note that this list is not exhaustive and there may be other popular models of appliance testers in the market. When selecting an appliance tester, it is important to consider the specific requirements of the application and choose a model that offers the necessary features and capabilities.
Who can Calibrate Portable Appliance Tester (PAT)?
Zenith Sales and Calibrations Pty Ltd has state of the art NATA (ISO17025) certified calibration standards and offers smart close loop computerised calibration service in our Sydney and Melbourne Laboratory.
Our Calibration Certificate will satisfy requirements of ISO 9001, ISO 14001, ISO 27001 ISO 45001, ISO 55001 etc.
We also provide on-site Calibration service, where we come to your site or facility.
Contact us for portable appliance tester (PAT) Calibration.
Sydney: 02 9680 8765
Melbourne: 03 9562 0373
24 x 7: 0481 516 098