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Megger
Order Number: 1000-743

Megger PAT350 Portable Appliance Tester

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  • Performs Bond (10/25 A), Insulation (250/500 V), and Leakage/Touch Current tests for Class I/II equipment
  • High Accuracy: ±2% for Insulation (0-19.99 MΩ) and ±5% for Earth Bond/Continuity
  • Features Flash Test (1500/3000 V a.c.), RCD Trip Time testing, and External Lead Polarity checks
  • Operating range: -10 to +50 °C with models weighing 3.2 kg to 5.5 kg
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Description

About this model

Buy Megger PAT350 Portable Appliance Tester: Comprehensive Guide

Electrical safety compliance is a critical responsibility for facility managers, service organizations, and industrial safety officers. The Megger PAT350 Portable Appliance Tester stands out as a premier instrument designed to streamline the process of testing portable electrical appliances for safety and operational integrity. Whether you are managing a manufacturing plant, a tool-hire shop, or a dedicated service and repair facility, the PAT350 offers the versatility and robustness required to meet rigorous safety standards.

When you are looking to buy the Megger PAT350, you are investing in a device that bridges the gap between basic PAT testing and advanced diagnostic capabilities. Unlike its predecessor, the PAT320, the PAT350 includes essential flash-test capabilities, making it ideal for environments where double-insulated equipment and heavy-duty appliances require rigorous insulation verification. This comprehensive guide explores the technical features, field applications, and specifications that define the Megger PAT350, helping you understand why it represents a smart investment for maintaining electrical safety standards.

Technical Features and Field Applications of the Megger PAT350

The Megger PAT350 is engineered to handle a wide array of testing scenarios, ranging from simple continuity checks to complex leakage current measurements. Its design philosophy centers on flexibility, allowing operators to choose between fully automatic testing sequences for speed or manual testing for detailed fault diagnostics. This dual capability ensures that the instrument adapts to the specific workflow of the user, whether they are performing high-volume testing in a production line or troubleshooting specific faults in a repair shop.

Key features of the Megger PAT350 include simple manual or automatic testing modes, 230 V and 110 V operation, and a full-color display that enhances readability in various lighting conditions. The instrument supports bond testing at multiple currents (25 A, 10 A, and 200 mA) and includes pre-set test sequences for Class I, Class II, and extension leads. For environments requiring high-voltage verification, the PAT350 provides flash testing at 1.5 kV and 3 kV, a critical feature for ensuring the dielectric strength of insulation in manufacturing and tool-hire settings.

  • Simple Manual or Automatic Testing: Operators can switch between automated sequences for efficiency and manual control for precise diagnostics, reducing testing time while maintaining accuracy.
  • Dual Voltage Operation (230 V and 110 V): The tester adapts to different supply voltages, making it versatile for testing equipment used in various regions and industries.
  • Comprehensive Bond Testing: With testing currents of 25 A, 10 A, and 200 mA, the PAT350 ensures reliable earth bond verification, critical for safety in Class I appliances.
  • Full-Color Display: The high-resolution screen provides clear visibility of test results, menu navigation, and pass/fail indicators, improving user experience in the field.
  • Portable RCD and Extension Lead Testing: The instrument extends its capabilities beyond appliances to verify the safety of extension leads and portable RCDs, a common requirement in construction and event management.
  • Advanced Leakage Testing: Differential, touch, and substitute leakage testing methods allow for comprehensive assessment of insulation integrity and potential shock hazards.
  • Flash Testing Capability: Unique to the PAT350 compared to the PAT320, this feature performs high-voltage flash tests at 1.5 kV and 3 kV, essential for manufacturing and repair environments.
  • Compliance with Standards: The tester performs tests to DIN VDE 0701-0702, ensuring adherence to recognized European safety standards.

Understanding the Specifications for Optimal Performance

To fully appreciate the capabilities of the Megger PAT350, it is essential to examine its detailed technical specifications. These metrics define the instrument's accuracy, range, and operational limits, ensuring it meets the demands of professional testing environments. When evaluating the Megger PAT350 Price, these specifications justify the investment by guaranteeing precision and reliability in every test performed.

The following specifications outline the electrical and operational parameters of the PAT350. From bond testing accuracy to environmental tolerances, each data point is designed to support rigorous safety compliance. By understanding these details, users can confidently select the Megger PAT350 for applications requiring high-precision measurements and robust performance.

  • Electrical Supply Range: The instrument operates on 230 V ±10%
Specification
Feature Specification
Electrical Supply Range 230 V ±10% ±1 V @ 50 Hz ±10% ±0.1 Hz
Instrument Accuracy Accuracy not guaranteed outside specified supply frequencies
Bond Test (10 A and 25 A) Open circuit voltage: 9 V a.c. ±10% ±0.1 V (Supply: 230 V 50 Hz)
Earth bond resistance accuracy: ±5% ±3 digits (0 - 0.49 Ω), ±5% ±5 digits (0.5 - 1.99 Ω)
Resolution: 10 mΩ (0 - 1.99 Ω)
Display range: 10 - 1.99 Ω
Continuity Test voltage: 4.0 V d.c. -0% +10
Resistance accuracy: ±5% ±3 digits (0 - 0.49 Ω), ±5% ±5 digits (0.5 - 19.99 Ω)
Resolution: 10 mΩ (1 - 19.99 Ω)
Display range: 0 - 19.99 Ω
Insulation Test (250 V & 500 V) Accuracy (230 V): ±2% ±5 digits (0 - 19.99 MΩ), ±5% ±10 digits (20 - 99.99 MΩ)
Resolution: 0.01 MΩ
Display range: 0 - 99.99 MΩ
Substitute Leakage Current Test voltage and frequency: 40 V a.c. ±10% @ nominal mains frequency
Accuracy: ±5% ±5 digits
Resolution: 0.01 mA
Display range: 0 - 19.99 mA
Leakage Current Test voltage: Nominal mains supply
Accuracy: ±5% ±5 digits
Resolution: 0.01 mA
Display range: 0 - 19.99 mA
Touch Current Test Test voltage: Nominal main supply
Accuracy: ±5% ±5 digits
Resolution: 0.01 mA
Display range: 0.00 - 10 mA
Operational Test Test voltage: Nominal mains supply
VA Accuracy: ±5% ±10 digits (0 - 99 VA), ±5% ±50 digits (100 VA - 999 VA), ±5% ±100 digits (1000 VA - 3700 VA)
Resolution: 1 VA
Display range: 0 - 3.99 KVA
Ext Lead Test Test performed: Bond insulation and polarity
Polarity test voltage: 12 V d.c.
Polarity outcomes: Lead OK, Live neutral S/C, Live neutral reversed, Live/neutral O/C
Flash Test (PAT350) Voltage: 1500 V a.c. nominal for Class I, 3000 V a.c. nominal for Class II
Current: < 3.5 mA short circuit @ 253 V primary supply voltage
Accuracy: ±5% ±5 digits
Resolution: 0.01 mA
Display range: 0 - 3.0 mA
RCD Tests Voltage and frequency: Nominal mains supply
Current accuracy: -8% - -2% (1/2 x I), +2% +8% (1 x I, 5 x I)
Trip time accuracy: ±1% ±5 digits
Resolution: 0.1 ms
Display ranges: Various
Fuse Test Voltage: 3.3 V
Indicator: Audible beep if fuse is OK
Temperature and Humidity Operating: -10 - +50 °C, 90% RH @ -10 - +30 °C, 75% RH @ +30 - +50 °C
Storage: -20 - +60 °C, 90% RH @ -10 - +30 °C, 75% RH @ +30 - +50 °C
Weight PAT310: 3.2 kg, PAT320: 4.9 kg, PAT350: 5.5 kg
Dimensions PAT350: 155 mm (H) x 255 mm (W) x 320 mm (L)
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FAQs & How To

FAQs

It is a high-speed portable appliance tester used for rapid electrical safety inspections and compliance audits in professional environments.
It is used by electrical contractors, maintenance engineers, and safety inspectors who handle high-volume appliance testing.
You can buy it on uazon.ae from an authorized distribiutor with retail hybrid support.
Yes, its rugged design is specifically intended for engineering projects and heavy-duty field service use.
Contact us through the store; we reply within one business day.

How To

Step-by-step guide on performing a safety check with the Megger PAT350 high-speed tester.

Estimated Time: PT8M

Check the appliance and its power cord for any visible signs of damage or wear before connecting to the tester.
Plug the appliance into the Megger PAT350 and connect any necessary earth bond leads.
Choose the appropriate test sequence (Class I or Class II) using the dedicated quick-access buttons.
Initiate the test and monitor the display as the PAT350 performs the insulation and earth continuity checks.
Review the results on the screen and document the status of the appliance for your safety records.
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