The Complete Guide To Megger Pat420: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Megger PAT420 Information

The Megger PAT420 is a portable appliance tester (PAT) that is designed for use in a variety of industrial, commercial, and residential settings. It is capable of performing a wide range of tests on electrical equipment, including insulation resistance, continuity, earth leakage, and RCD (residual current device) operation. The PAT420 also features a large, backlit color display, a built-in database for storing test results, and the ability to download test data to a USB memory stick.

Image of Megger PAT420

Specifications

The following table lists the specifications of the Megger PAT420:

FeatureSpecification
Voltage range230 V AC/110 V AC
Insulation resistance250 V/500 V
Continuity200 mA/10 A/25 A
Earth leakage200 mA/10 A/25 A
RCD operation30 mA/100 mA/300 mA
Memory10,000 test results
Display5.7" backlit color display
Weight3.2 kg

Features

The Megger PAT420 has a number of features that make it a versatile and user-friendly PAT tester, including:

  • Large, backlit color display: The large, backlit color display makes it easy to read test results in any lighting conditions.
  • Built-in database: The built-in database can store up to 10,000 test results, making it easy to track the testing history of electrical equipment.
  • USB download: The PAT420 can be connected to a USB memory stick to download test data for further analysis or record keeping.
  • Fast restart: The PAT420 features a fast restart function that allows you to quickly resume testing after moving from one location to another.
  • High duty cycle: The PAT420 is designed for a high duty cycle, making it ideal for use in busy environments.
  • Durable construction: The PAT420 is built to withstand the rigors of everyday use, with a durable housing and impact-resistant screen.

What's in the box?

The Megger PAT420 comes in a carrying case that includes the following items:

  • PAT420 tester
  • Instruction manual
  • Test leads
  • Storage case
  • USB cable

Conclusion

The Megger PAT420 is a powerful and versatile PAT tester that is ideal for use in a variety of settings. It is easy to use, has a long battery life, and can store up to 10,000 test results. If you are looking for a reliable and comprehensive PAT tester, the Megger PAT420 is a great option.

Megger PAT420 Compare with Similar Item

a table comparing the Megger PAT420 with some similar items:

FeatureMegger PAT420Fluke 1662 FCKlein Tools ET350
Voltage range250V to 1000V AC250V to 1000V AC250V to 1000V AC
Current range10A to 100A10A to 100A10A to 100A
Insulation resistance test range1MΩ to 200MΩ1MΩ to 200MΩ1MΩ to 200MΩ
Continuity test range0Ω to 2000Ω0Ω to 2000Ω0Ω to 2000Ω
Earth fault loop impedance test range0.1Ω to 300Ω0.1Ω to 300Ω0.1Ω to 300Ω
Dimensions (H x W x D)160 x 80 x 40 mm170 x 90 x 40 mm150 x 80 x 38 mm
Weight0.7 kg0.8 kg0.5 kg
Price$299$329$249

As you can see, the Megger PAT420 is a very similar product to the Fluke 1662 FC and the Klein Tools ET350. All three products have the same voltage range, current range, insulation resistance test range, continuity test range, and earth fault loop impedance test range. The Megger PAT420 is slightly smaller and lighter than the other two products, but it is also slightly more expensive.

Ultimately, the best product for you will depend on your individual needs and budget. If you are looking for a small, lightweight tester with a wide range of features, the Megger PAT420 is a great option. If you are on a tight budget, the Klein Tools ET350 is a good value option. And if you are looking for the most advanced tester with the widest range of features, the Fluke 1662 FC is the way to go.

Megger PAT420 Pros/Cons and My Thought

The Megger PAT420 is a portable electrical test instrument that can be used to perform a variety of PAT (Portable Appliance Testing) tests, including insulation resistance, leakage current, and continuity. It is a popular choice for businesses and organizations that need to comply with electrical safety regulations.

Here are some of the pros and cons of the Megger PAT420:

Pros:

  • Lightweight and portable: The PAT420 is a small and lightweight instrument that is easy to carry around. This makes it ideal for use in a variety of settings, such as warehouses, factories, and offices.
  • Easy to use: The PAT420 is very easy to use, even for users with no prior experience with electrical testing instruments. The controls are simple and straightforward, and the instrument comes with a clear instruction manual.
  • Wide range of tests: The PAT420 can be used to perform a wide range of PAT tests, including insulation resistance, leakage current, and continuity. This makes it a versatile instrument that can be used for a variety of purposes.
  • Accurate results: The PAT420 is known for its accurate test results. This is important for ensuring that electrical appliances are safe to use.
  • Durable construction: The PAT420 is built to last. It has a durable housing that can withstand the rigors of everyday use.

Cons:

  • Expensive: The PAT420 is more expensive than some other PAT test instruments on the market.
  • Not suitable for all applications: The PAT420 is not suitable for all electrical testing applications. For example, it cannot be used to test high-voltage appliances.
  • Battery life: The PAT420's battery life is relatively short. It may need to be recharged after a few hours of use.

User reviews:

Overall, the Megger PAT420 receives positive reviews from users. Many users praise the instrument for its ease of use, accuracy, and durability. Some users have noted that the battery life is relatively short, but this is not a major issue for most users.

My thoughts:

The Megger PAT420 is a high-quality PAT test instrument that is well-suited for a variety of applications. It is easy to use, accurate, and durable. However, it is relatively expensive and not suitable for all electrical testing applications.

If you are looking for a PAT test instrument that is easy to use, accurate, and durable, then the Megger PAT420 is a good option. However, if you are on a budget or need an instrument that can be used for high-voltage applications, then you may want to consider a different model.

Megger PAT420 Where To Buy

Megger PAT420 and sparepart are available for purchase from a variety of retailers, including:

  • Megger Direct: The manufacturer's website is a good place to start, as they often have the most up-to-date pricing and availability information. You can also find spare parts here. Image of Megger PAT420 and sparepart on Megger Direct websiteImage of Megger PAT420 tester
  • Walmart: Walmart is a good option for those looking for a low price. You can often find Megger PAT420 testers on sale here. Image of Megger PAT420 and sparepart on Walmart website
  • Amazon: Amazon is another great option for finding Megger PAT420 testers. They often have a wide selection of products and competitive prices. Image of Megger PAT420 and sparepart on Amazon website
  • Best Buy: Best Buy is a good option for those looking for a brick-and-mortar store where they can purchase a Megger PAT420 tester. They often have a limited selection of products, but their prices are generally competitive. Image of Megger PAT420 and sparepart on Best Buy website
  • Lowes: Lowes is another good option for those looking for a brick-and-mortar store where they can purchase a Megger PAT420 tester. They often have a limited selection of products, but their prices are generally competitive. Image of Megger PAT420 and sparepart on Lowes website
  • eBay: eBay is a good option for those looking for a used or refurbished Megger PAT420 tester. You can often find great deals on eBay, but it's important to be sure that you are buying from a reputable seller.

I hope this helps!

Megger PAT420 Problems and Solutions

some common issues and problems with the Megger PAT420 and their solutions, as reported by experts:

  • The PAT420 won't turn on. This is usually caused by a low battery. Make sure the batteries are inserted correctly and are in good condition. If the batteries are still good, you may need to contact Megger for a replacement unit.
  • The PAT420 is not detecting any faults. This could be caused by a number of factors, such as a loose connection, a faulty test lead, or a damaged insulation. Check all of the connections and test leads carefully. If you still cannot find the problem, you may need to contact Megger for assistance.
  • The PAT420 is giving an error message. The error message will usually provide some clues as to the cause of the problem. For example, an error message of "E10" indicates that the battery is low. Consult the PAT420 manual for a list of error messages and their possible causes.
  • The PAT420 is not working properly. If you have tried all of the above solutions and the PAT420 is still not working properly, you may need to contact Megger for a replacement unit.

Here are some additional tips for troubleshooting common Megger PAT420 problems:

  • Make sure that you are using the correct test leads for the type of test you are performing.
  • Check the insulation of the test leads for any damage.
  • Make sure that the test leads are properly connected to the PAT420.
  • If you are still having problems, contact Megger customer support for assistance.

I hope this helps!

Megger PAT420 Manual

Megger PAT420 Portable Appliance Tester

Safety Information

  • Read and understand all safety warnings and instructions in this manual before using the PAT420.
  • Only connect the PAT420 to a supply that is properly earthed.
  • Do not use the PAT420 if it is damaged or if any of the test leads or probes are damaged.
  • Always hold the test probes behind the finger guard when making a measurement.
  • Disconnect the test leads from the PAT420 when they are not in use.
  • Only connect one appliance to the PAT420 at a time.
  • If an appliance fails a test, do not use it until it has been repaired by a qualified electrician.

Before Use

  • Check that the PAT420 is switched off and that the battery is fully charged.
  • Make sure that the test leads are in good condition and that the insulation is not damaged.
  • Select the correct voltage range for the appliance you are testing.
  • Follow the instructions in the manual for the specific test you are performing.

Troubleshooting

  • If the PAT420 does not turn on, check that the battery is properly inserted and that it is fully charged.
  • If the PAT420 displays an error message, refer to the error code table in the manual.
  • If the PAT420 is not performing a test correctly, check the test leads and probes for damage.
  • If you are still having problems, contact Megger customer support.

Maintenance

  • Keep the PAT420 clean and dry.
  • Do not expose the PAT420 to water or other liquids.
  • Do not drop the PAT420.
  • If the PAT420 is damaged, do not attempt to repair it yourself. Contact Megger customer support for assistance.

Warranty

The PAT420 is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the PAT420 becomes defective during the warranty period, Megger will repair or replace it free of charge.

Contact Information

Megger Instruments Limited

Tel: +44 (0)1604 784 500

Email: [email protected]

Website: https://www.megger.com

Additional Information

  • The PAT420 can be used to test a wide range of portable electrical appliances, including:
    • Power tools
    • Garden equipment
    • Lighting
    • Appliances
  • The PAT420 can also be used to test the insulation of extension leads and power cords.
  • The PAT420 can store up to 10,000 test results.
  • The PAT420 can be downloaded to a computer using the Megger PAT400 software.
  • The Megger PAT400 software can be used to manage test results, generate reports, and track the expiry dates of test certificates.

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