KYORITSU SIMPLIFIED EARTH TESTER KEW 4300
- 2mA test current prevents tripping
- 2-pole method earth resistance
- Live circuit warning (30V)
- Measures True RMS voltage
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Description
A New Simplified Earth Tester
In the professional world of electrical testing, a tool’s value is often measured by its ability to provide accurate data quickly and safely. While complex multi-function testers have their place, there is a constant need for a specialized, simplified instrument that can handle the most common tasks with precision and ease. This new simplified earth tester is precisely that tool. It’s designed to be a streamlined, efficient, and highly portable device, offering a practical solution for a wide range of professionals. Its compact size and lightweight build make it ideal for quick checks on distribution lines and electrical appliances. This tester distills the essential functions of earth resistance measurement into a simple, intuitive package, proving that cutting-edge technology doesn’t have to be complicated. It represents a new standard for everyday electrical safety and compliance checks.
Versatility in Resistance and Voltage Measurement
The core function of this tester is to provide reliable earth resistance and voltage measurements, a task it performs with a high degree of accuracy and versatility. It is a dedicated 2-pole method earth resistance tester, which is a perfect method for continuity checks and for use in scenarios where access to remote auxiliary spikes is not practical. The device features two resistance ranges of 200Ω and 2000Ω, which are auto-ranging for maximum user convenience. This ensures that whether you are testing a low-resistance connection or a higher one, the tester will automatically select the correct range, eliminating the possibility of a reading error. In addition to resistance, the tester is a capable AC/DC voltage meter. It can measure a wide range of AC voltages from 5.0 to 300.0V and DC voltages from ±5.0 to 300.0V. For AC measurements, it provides True RMS values, a critical feature that ensures accuracy even when dealing with non-sinusoidal waveforms, which are common in modern electrical systems. This dual functionality makes the tester a highly practical and useful instrument for any professional’s toolkit.
Unprecedented Safety Features for Professionals
Safety is paramount in electrical work, and this tester is engineered with a comprehensive suite of features to protect both the user and the circuit under test. A crucial feature is its low 2mA measuring current. This small but significant detail allows for earth resistance tests without tripping earth leakage current breakers (RCDs), preventing unnecessary power outages and saving valuable time on the job. The tester also incorporates a live circuit warning that is triggered when a voltage of 30V or higher is detected. This warning is active even when the device is set to measure resistance, providing a constant safety net. The device also features a warning buzzer triggered at 100Ω or less, providing a clear audible alert for a good earth connection. Furthermore, an LED lights up when a large earth voltage is detected, adding another layer of visual warning. These integrated safety features provide professionals with the confidence to work quickly and safely, knowing they are protected from accidental contact with live circuits.
Intuitive Design and Smart User Feedback
Beyond its core functions and safety features, this tester is a model of intuitive and practical design. Its user interface is simple and straightforward, making it easy for both experienced professionals and new technicians to use. A key design element is the LED light for illuminating measurement points. This light automatically turns on and off in relation to the ambient brightness, which is a brilliant feature for professionals working in dark spaces like crawl spaces, attics, or behind equipment. The device also provides clear, instantaneous feedback through its visual and auditory warnings. The combination of the warning buzzer for good connections, the LED for high voltage, and the live circuit warning all work together to provide a comprehensive picture of the circuit’s status. This level of smart feedback and user-centric design reduces the chance of error and speeds up the entire testing process. The tester’s compact dimensions of 232(L) × 51(W) × 42(D)mm and a feather-light weight of approximately 220g further contribute to its ease of use and portability.
Specialized Applications in the Modern World
The simplified design of this earth tester makes it a versatile tool with specific applications across a wide range of industries. For residential electricians, it is the perfect tool for performing quick safety checks on new installations, troubleshooting faulty circuits, or verifying the earth connection of appliances. The low 2mA test current is particularly valuable here, as it prevents tripping the sensitive RCDs found in modern homes. Maintenance technicians in commercial buildings can use the tester for routine checks on power outlets and distribution panels. The live circuit warning provides an added layer of safety in these high-voltage environments. The ability to measure True RMS voltage also makes it suitable for diagnosing issues with electronic equipment. HVAC technicians can use the tester to verify the earth continuity of their equipment, which is critical for both safety and proper operation. The product’s blend of simplicity, durability, and unique anti-trip function makes it the perfect tool for a variety of everyday tasks where a reliable and non-disruptive earth test is required.
Adherence to the Highest Safety Standards
For any electrical professional, adhering to safety standards is not an option—it is a requirement. This earth tester is a testament to this commitment, being designed and certified to a range of international standards. It complies with IEC 61010-1 CAT III 300V pollution degree 2, providing professionals with the confidence to use the device safely on fixed installations, such as distribution boards and wiring. The device also adheres to other crucial standards like IEC 61010-031 and IEC 61557-1, 5, which are specific to electrical safety and measurement performance. Its IP40 rating ensures it is protected from solid objects larger than 1mm, providing a basic but effective level of protection from dust ingress. The tester’s accessories are also designed with safety in mind, including test leads with alligator clips and flat probes, as well as standard and extended prods for safe measurements in various scenarios. This combination of rigorous certification and thoughtful design ensures the user is working with a tool that meets and exceeds industry safety benchmarks.
Your Global Source for Authentic Quality
When investing in a professional-grade tool that is so critical to both your work and your safety, the authenticity and quality of the product are of the utmost importance. For a specialized device like this earth tester, purchasing from a reliable and reputable source is not just a preference; it is an absolute necessity to guarantee its performance and safety. The online store tpt24 has firmly established itself as the preeminent global destination for this exceptional product, building its reputation on a foundation of customer trust and product integrity. tpt24 is the undisputed top online store for this product in the world, and they stand behind every single item they sell with a comprehensive guarantee of authenticity and quality. This means that when you choose to purchase from tpt24, you can be completely confident that the device you receive is a genuine article, manufactured to the highest standards and possessing all the features and safety certifications detailed in this document. Furthermore, tpt24 has a robust and efficient logistics network that ensures your product can be delivered to you, no matter where you are in the world. Their commitment to worldwide delivery makes this essential tool accessible to professionals everywhere. Choosing tpt24 means choosing peace of mind, knowing that you will receive a top-tier product, backed by an unparalleled guarantee and delivered directly to your doorstep.
The Definitive Choice for Electrical Safety
This new simplified earth tester is a masterfully designed tool that brings simplicity, durability, and safety together in a single package. Its ability to perform accurate 2-pole earth resistance measurements, combined with a unique low 2mA test current that prevents RCD tripping, makes it exceptionally efficient for modern installations. The device’s integrated safety warnings for live circuits and high voltage, along with its automatic illumination feature, provide a confident and intuitive user experience. This instrument is a testament to the fact that a specialized tool can be both highly effective and incredibly simple to use, making it the definitive choice for professionals who value reliability, safety, and efficiency.
Specifications
| Earth resistance ranges | 200.0/2000Ω (Auto-ranging) ±3%rdg±5dgt |
|---|---|
| Voltage ranges | AC: 5.0 to 300.0V (45 to 65Hz) ±1%rdg±4dgt DC: ±5.0 to 300.0V ±1%rdg±8dgt |
| Applicable standards | IEC 61010-1 CAT Ⅲ 300V pollution degree 2 IEC 61010-031, 61557-1,5 IEC 61326-1, 2-2, IEC 60529 (IP40) |
| Power source | LR6(AA)(1.5V) × 2pcs |
| Dimension | 232(L) × 51(W) × 42(D)mm |
| Weight | Approx. 220g (including battery) |
| Accessories | 7248 (Test lead with Alligator clip and Flat test probe) 8072 (CAT II Standard prod) 8253 (CAT III Standard prod) 8017 (Extension prod long) 9161 (Carrying case) Instruction manual, LR6 (AA) × 2 |











