Extech GRT300 4-Wire Earth Ground Resistance Tester
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Extech GRT300 4-Wire Earth Ground Resistance Tester
Measures earth ground in 4 ranges from 2 to 2000 Ohm
Extech GRT300 4-Wire Earth Ground Resistance Tester
Numéro d'article: 37665590

Extech GRT300 4-Wire Earth Ground Resistance Tester

86% des répondants recommanderaient ceci à un ami

Numéro d'article: 37665590

XOF 829515

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Measures earth ground in 4 ranges from 2 to 2000 Ohm
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Ce qui se démarque

Four-Wire Test Method
Ensures accurate measurements by eliminating interference from cable resistance, critical for professional assessments of earth grounding systems.
Wide Measurement Range
Capable of measuring from 0.01Ω to 2000Ω, making it versatile for various grounding applications and meeting diverse testing requirements.
User-Friendly Design
Features a large, easy-to-read display and intuitive controls, streamlining the testing process for both seasoned professionals and novices alike.

Détails du produit

Shop the Extech GRT300 Four Wire Earth Ground Resistance Tester at Ubuy Senegal. Get accurate readings for your electrical grounding projects.
  • Measures earth ground in 4 ranges from 2 to 2000 Ohm
  • Allows 4-wire, 3-wire, and 2-wire testing
  • Features a large dual line LCD
  • Includes automatic I (current) and P (potential) spike check
  • Equipped with Test Hold function for easy operation
  • Comes with Autoranging, Automatic Zero adjustment, Data Hold, and Auto Power off
Power SourceBattery Powered
Measurement TypeOhmmeter
Style Name4-Wire Earth Ground Resistance/Resistivity Tester
ColorBlack
Item Weight1.43 Kilograms
Item Dimensions9.8 x 7.8 x 4.3 inches (24.9 x 19.8 x 10.9 cm)
Specification MetCE
Brand NameExtech
ModelGRT300
UPC793950383018
ManufacturerExtech
Global Trade Identification Number00793950383018
Part NumberGRT300
Included ComponentsTest leads with alligator clips, 4 earth bars, case, 8 1.5V AA batteries
BrandExtech
Style4-Wire Earth Ground Resistance/Resistivity Tester

À qui est-ce destiné ?

Suitable For
  • Electricians

    Ideal for electricians needing accurate ground resistance measurements for compliance and safety in installations.

  • Ground Testing

    Useful for professionals conducting regular ground testing in residential and commercial properties to ensure safety.

  • Utility Workers

    Designed for utility workers who require reliable testing tools for maintaining and troubleshooting ground systems.

Not Suitable For
  • Casual Users

    Not suitable for casual users who don’t require specialized ground resistance testing capabilities.

DESCRIPTION DU PRODUIT

Extech GRT300 4-Wire Earth Ground Resistance Tester

Vous avez une question ? Chattez avec nous

Questions et réponses des clients

  • question: What is the Extech GRT300 Four Wire Earth Ground Resistance Tester used for?

    répondre: The Extech GRT300 is designed for measuring the resistance of grounding systems in electrical installations. This device is crucial for ensuring that grounding systems provide adequate protection against electrical faults. It allows professionals to assess ground resistance for safety compliance, installation verification, and maintenance checks. For instance, electricians can use it during the installation of new grounding systems or when troubleshooting existing ones to prevent electrical hazards.
  • question: How does the Extech GRT300 measure earth ground resistance?

    répondre: The GRT300 utilizes a four-wire testing method, which significantly improves accuracy by eliminating the impact of lead resistance. In this configuration, two leads are responsible for injecting current into the ground, while the other two measure the voltage drop. This ensures a precise reading of the ground resistance. For example, this method is particularly useful in environments where ground resistance needs to be monitored closely, such as in industrial settings.
  • question: What is the maximum resistance reading of the Extech GRT300?

    répondre: The Extech GRT300 can measure up to 2000 ohms, providing a broad range for testing various grounding systems. This capacity makes it suitable for different applications, from residential electrical systems to large commercial installations. Electrical engineers often rely on this range when assessing grounding systems, particularly in complex or extensive installations where higher resistance readings may occur.
  • question: Does the GRT300 provide any additional features apart from resistance measurement?

    répondre: Yes, the Extech GRT300 features a built-in memory for storing measurement data, which can be crucial for later analysis and reporting. Additionally, it includes a fault indicator to help identify potential issues during testing. These features make the GRT300 not only effective but also convenient for professionals who need to document their findings and share results with clients or stakeholders.
  • question: Can the Extech GRT300 be used for testing in adverse weather conditions?

    répondre: The Extech GRT300 is built to be robust and is designed for outdoor use, allowing it to function in various weather conditions. However, whenever possible, it is advisable to ensure dry conditions for optimal performance. Electricians often find it ideal for testing grounding systems on outdoor installations, such as telecommunications towers or electrical substations, ensuring continuous safety compliance.
  • question: What type of batteries does the Extech GRT300 use?

    répondre: The GRT300 operates on six AA batteries, providing portability and convenience for field tests. This battery setup allows technicians to test ground resistance without needing an external power source, making it flexible for onsite measurements. For example, when performing periodic assessments of grounding systems in remote locations, the reliance on batteries enhances operational efficiency.
  • question: What safety features does the Extech GRT300 include?

    répondre: The Extech GRT300 is equipped with safety features such as a voltage display that shows if there is a dangerous voltage present before testing begins. This function is critical to ensure user safety, preventing accidental electric shocks. Technicians often conduct preliminary checks using this feature to ensure a safe working environment, especially in high-voltage areas.
  • question: How portable is the Extech GRT300 for field use?

    répondre: The Extech GRT300 is compact and lightweight, making it highly portable for field use. Its design is optimized for easy transportation, allowing electricians to carry it between job sites without hassle. This portability is particularly beneficial for professionals who perform multiple grounding tests in a day across various locations, as it simplifies their workflow.
  • question: What are the common applications for the GRT300?

    répondre: The Extech GRT300 is commonly used in various applications, including electrical installation work, maintenance checks in commercial buildings, and safety inspections in industrial plants. It's also utilized in telecommunication sites and renewable energy installations like solar farms. By ensuring that grounding systems are functional, this device plays a critical role in maintaining safety standards in different sectors.
  • question: Where can I buy the Extech GRT300 Four Wire Earth Ground Resistance Tester?

    répondre: You can purchase the Extech GRT300 Four Wire Earth Ground Resistance Tester through Ubuy in Senegal. Ubuy offers a comprehensive selection of electrical testing equipment, ensuring you have access to quality tools for your professional needs.

Extech Ground Resistance Meters Editorial Review

The Extech GRT300 Four Wire Earth Ground Resistance Tester is a reliable tool for measuring ground resistance. With a battery-powered source, this device is easy to use and provides accurate readings. Its small size makes it convenient to transport and use, making it a useful tool for professionals and DIY enthusiasts alike. The device can be calibrated through NIST, and it includes four cables, four stakes, software for PC, and a manual.

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Avantages

  • Battery-powered, making it convenient to use
  • Provides accurate readings
  • Small size makes it easy to transport
  • Can be calibrated through NIST
  • Comes with various accessories

Les inconvénients

  • Cannot be used for Wenner method

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Caractéristiques et avantages

  • Measures earth ground resistance in multiple ranges
  • Includes 4-wire, 3-wire, and 2-wire testing
  • Features large dual line LCD
  • Automatic I and P spike check
  • Test Hold function for easy operation
  • Autoranging, Automatic Zero adjustment, Data Hold, and Auto Power off

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