Megger DET3TD Earth and Ground Electrode Resistance Tester
Professional ground resistance meter kit measuring earth resistance (0.01–2000 Ohms), voltage (0–100V), and ground current (0.5–19.9mA). Features selectable 25V or 50V test output, large LCD display, and thumb-sized test button for outdoor safety testing.Overview
The Megger DET3TD is a portable earth and ground resistance testing instrument designed for electrical safety inspections, grounding system verification, and bonding testing in field conditions. Its intuitive operation, comprehensive measurement capabilities, and rugged carry case make it essential for electrical contractors, facilities managers, and safety professionals across industrial and commercial installations.
Key Features
- Measures ground resistance from 0.01 to 2000 Ohms with high precision
- Voltage measurement: 0–100V AC
- Ground current measurement: 0.5–19.9mA
- 2-pole and 3-pole testing modes via large selector switch (operable with gloved hands)
- Selectable test output voltage: 25V or 50V
- Large LCD display with analogue arc for trend viewing and quick assessment
- Thumb-sized test button for comfortable one-handed operation
- Suitable for outdoor conditions and harsh environments
- Complete kit includes test leads, stakes, batteries, and calibration certificate
- Durable polypropylene carry case for field protection
Specifications
- Resistance Range: 0.01–2000 Ohms
- Voltage Range: 0–100V AC
- Current Range: 0.5–19.9mA
- Test Voltage Options: 25V or 50V (selectable)
- Test Modes: 2-pole and 3-pole
- Display: LCD with analogue arc
- Power Supply: 8 AA cells
- Operating Temperature: 15°C to 55°C
- Included Accessories: Test leads, stakes, batteries, calibration certificate
- Case: Tough polypropylene carry case
- Country of Origin: United States
Why buy from Procure.ae
Procure.ae supplies electrical safety and testing equipment to contractors, facility managers, and utility companies across the UAE and GCC. Request a quote for calibration services, bulk equipment orders, and technical support.
FAQ
What is the difference between 2-pole and 3-pole testing?
2-pole testing measures ground resistance of an electrode pair, while 3-pole testing adds a third stake for Fall of Potential method, providing more accurate readings of single-electrode resistance.
How often should this instrument be calibrated?
Annual calibration is recommended for critical safety testing environments. Procure.ae can arrange calibration services—request a quote.
Description
Overview
The Megger DET3TD is a portable earth and ground resistance testing instrument designed for electrical safety inspections, grounding system verification, and bonding testing in field conditions. Its intuitive operation, comprehensive measurement capabilities, and rugged carry case make it essential for electrical contractors, facilities managers, and safety professionals across industrial and commercial installations.
Key Features
- Measures ground resistance from 0.01 to 2000 Ohms with high precision
- Voltage measurement: 0–100V AC
- Ground current measurement: 0.5–19.9mA
- 2-pole and 3-pole testing modes via large selector switch (operable with gloved hands)
- Selectable test output voltage: 25V or 50V
- Large LCD display with analogue arc for trend viewing and quick assessment
- Thumb-sized test button for comfortable one-handed operation
- Suitable for outdoor conditions and harsh environments
- Complete kit includes test leads, stakes, batteries, and calibration certificate
- Durable polypropylene carry case for field protection
Specifications
- Resistance Range: 0.01–2000 Ohms
- Voltage Range: 0–100V AC
- Current Range: 0.5–19.9mA
- Test Voltage Options: 25V or 50V (selectable)
- Test Modes: 2-pole and 3-pole
- Display: LCD with analogue arc
- Power Supply: 8 AA cells
- Operating Temperature: 15°C to 55°C
- Included Accessories: Test leads, stakes, batteries, calibration certificate
- Case: Tough polypropylene carry case
- Country of Origin: United States
Why buy from Procure.ae
Procure.ae supplies electrical safety and testing equipment to contractors, facility managers, and utility companies across the UAE and GCC. Request a quote for calibration services, bulk equipment orders, and technical support.
FAQ
What is the difference between 2-pole and 3-pole testing?
2-pole testing measures ground resistance of an electrode pair, while 3-pole testing adds a third stake for Fall of Potential method, providing more accurate readings of single-electrode resistance.
How often should this instrument be calibrated?
Annual calibration is recommended for critical safety testing environments. Procure.ae can arrange calibration services—request a quote.
Specifications
Brand
Megger
Product Type
Ground Resistance Tester
Storefront L1
industrial
Storefront L2
Advanced Test
Storefront L3
calibrators
Weight (Spec)
1
Country of Origin
United States
Operating Temperature
15°C and 55°C
Battery
8 Off AA Cells
Frequently Asked Questions
What does ground resistance testing measure?
Ground resistance testing verifies that electrical grounding systems safely dissipate electrical faults to earth; insufficient grounding poses shock and fire hazards.
What facilities require regular earth resistance testing?
Hospitals, data centers, factories, and commercial buildings all require periodic testing to maintain electrical safety and meet building codes.
Why are selectable 25V or 50V test voltages important?
Different soil conditions and grounding configurations require different test voltages; selectable output ensures accurate measurements across varied site conditions.
Why is a thumb-sized test button valuable for field work?
A convenient button design lets technicians operate the meter safely with one hand while holding probes or standing on uneven ground.
What advantage does a large LCD display provide?
A clear, large display is readable in bright sunlight and poor lighting, reducing the need to hold the meter close to your face or move to a shaded area.
Can the DET3TD measure both resistance and voltage?
Yes, the DET3TD measures earth resistance, voltage, and ground current, making it a versatile field tool for comprehensive electrical testing.
Does Procure.ae supply testing equipment to contractors?
Yes, Procure.ae supplies across the UAE and wider GCC; contact our team for availability and delivery.
Can Procure.ae advise on grounding testing procedures?
Our team can advise on equipment use and compliance; reach out to discuss your testing and safety requirements.
What is the accuracy of the DET3TD?
Contact Procure.ae for detailed accuracy specifications and minimum/maximum measurement ranges.
What is included in the DET3TD kit?
Contact Procure.ae to confirm what test probes, leads, and accessories come with the meter.
Is calibration included in the DET3TD warranty?
Contact Procure.ae for warranty coverage and any calibration or certification options available.
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