DT-5300 Digital Earth Resistance Tester | CAT III 1000V | 4-Wire Testing | Electrical Safety Testing

DT-5300 Digital Earth Resistance Tester: Advanced 4-Wire Ground Resistance Measurement System

The DT-5300 Digital Earth Resistance Tester represents the modern standard in electrical grounding testing equipment. Engineered as a direct replacement for traditional hand-cranked megger testers, this advanced digital instrument provides precise measurements of earth resistance, ground resistivity, AC/DC voltage, and resistance. With CAT III 1000V safety rating and compliance with international electrical standards, the DT-5300 ensures both accuracy and operator safety in demanding electrical environments.

Professional Features & Benefits:

Enhanced Safety & Compliance:

• CAT III 1000V safety rating for measurements on distribution-level electrical systems

• Compliant with IEC 61010 standards for electrical measurement equipment

• Double-molded plastic housing provides enhanced insulation and durability

• Meets IEC 10101 requirements for industrial electrical testing equipment

Advanced Measurement Capabilities:

• True 4-wire testing method for accurate earth resistance measurement

• Wide measurement ranges: 0-10Ω/100Ω/1000Ω with 0.01Ω resolution

• Dual-function testing: Earth resistance, AC voltage (0-750V), DC voltage (0-1000V), and resistance (0-200kΩ)

• Continuity testing with audible alert (≤40Ω threshold)

• Sampling rate: 2.5 times per second for real-time monitoring

User-Friendly Operation:

• Large dual digital display with bright backlight for clear readings in all lighting conditions

• Test Hold function freezes measurement readings for documentation

• Automatic zero adjustment ensures measurement accuracy

• Low battery indicator prevents incomplete tests

• Simple 3-button interface for intuitive operation

Technical Specifications:

Earth Resistance Measurement:

• 10Ω Range: 0.00-10.00Ω, Resolution: 0.01Ω, Accuracy: ±2%rdg ±0.1Ω

• 100Ω Range: 0.0-100.0Ω, Resolution: 0.1Ω, Accuracy: ±2%rdg ±3 digits

• 1000Ω Range: 0-1000Ω, Resolution: 1Ω, Accuracy: ±2%rdg ±3 digits

Voltage Measurement:

• AC Voltage: 0-750V, Resolution: 1V, Accuracy: ±1.2%rdg ±10 digits

• DC Voltage: 0-1000V, Resolution: 1V, Accuracy: ±0.8%rdg ±3 digits

Resistance Measurement:

• Range: 0-200kΩ, Resolution: 0.1kΩ, Accuracy: ±1.0%rdg ±2 digits

General Specifications:

• Display: Dual LCD with backlight

• Operating Temperature: 0°C to 40°C (≤80% relative humidity)

• Storage Temperature: -10°C to 60°C (≤70% relative humidity)

• Power Supply: 6 × 1.5V "AA" batteries

• Dimensions: 200mm × 92mm × 50mm (H×W×D)

• Weight: 582g (including batteries)

Professional Applications:

Electrical Power Industry:

• Substation grounding system verification

• Transformer and generator ground resistance testing

• Power distribution system safety inspections

• Lightning protection system evaluation

Telecommunications:

• Telecom tower grounding effectiveness testing

• Data center grounding system validation

• Communication equipment earth resistance measurement

Industrial Facilities:

• Factory electrical system grounding compliance

• Machinery and equipment earthing verification

• Preventive maintenance program implementation

Construction & Engineering:

• Building electrical system commissioning

• Construction site temporary grounding verification

• Electrical system installation quality control

Package Includes:

• DT-5300 Digital Earth Resistance Tester

• Test leads (red and black)

• 4-wire test cable with alligator clips

• 2 × ground electrodes (iron rods)

• Rubber protective holster

• 6 × 1.5V "AA" batteries

• Premium gift box with carrying case

• User manual and quick-start guide

Safety & Compliance Certifications:

• EMC Standard: EN 61326

• Electrical Safety: EN 61010-1

• Measurement Categories: EN 61010-02-032, EN 61010-02-033

• Industrial Category: CAT III 1000V

• International Standards: IEC 10101 compliant