Skip to product information
1 of 5

UNI-T

UNI-T UT522 Earth Tester

UNI-T UT522 Earth Tester

Regular price Rs 74,500.00 LKR
Regular price Sale price Rs 74,500.00 LKR
Sale Sold out
Tax included. Shipping calculated at checkout.
Order on WhatsApp

HOT LINE - 077 862 0567

UNI-T UT522 Earth Tester | High-Precision Ground Resistance Meter

The Professional's Choice for Critical Grounding Certification in Sri Lanka

The UNI-T UT522 is a high-precision digital earth tester, purpose-built for professionals who require uncompromising accuracy in ground resistance measurement. This elite earth resistance meter is the definitive tool for compliance engineers, utility technicians, and senior electricians in Sri Lanka. When certifying complex industrial grounding grids or auditing critical infrastructure, the UT522 provides the enhanced resolution and range needed to guarantee safety and performance.

As a premium digital earth megger, this unit moves beyond basic checks, offering a 4000-count display for superior clarity and more detailed diagnostics. It is engineered to perform flawlessly when measuring low earth electrode resistance, conducting soil resistivity surveys, and generating data for safety compliance reports. For any task where precision is paramount, the UT522 is the ultimate instrument for electrical ground testing.

Key Features of this High-Precision Digital Earth Tester

Superior Measurement Clarity with 4000-Count Display
Provides enhanced resolution for more detailed and accurate readings, crucial for identifying subtle issues in complex grounding systems.
Broad Measurement Capability for Demanding Jobs
An expanded resistance range up to 4000Ω and AC voltage up to 400V makes it suitable for the most diverse and demanding electrical applications.
Dual Testing Methods for Complete Versatility
Employs both the highly accurate 3-wire method for full diagnostics and a convenient 2-wire method for rapid continuity and verification checks.
Field-Ready Data Logging
Features internal memory for 20 complete measurement groups, allowing for efficient data capture on-site without the need for manual note-taking.
Integrated Safety and Reliability Alerts
Built with double insulation and provides clear on-screen warnings for poor probe contact or over-range measurements to prevent errors and ensure operator safety.
Optimized for On-Site Productivity
A large, backlit display, a one-touch data hold function, and an intelligent auto-power-off system work together to ensure efficient and uninterrupted fieldwork.
Certified for Professional Assurance
This electrical ground tester holds both CE and UKCA certifications, confirming its adherence to the highest international standards for safety, quality, and performance.

Common Applications

This ground resistance tester is an indispensable tool for:

Certifying Industrial & Commercial Grounding Systems
The ideal earth pit tester for verifying that large-scale electrical installations in factories and commercial buildings comply with engineering specifications.
Validating Lightning & Surge Arrester Systems
Use as a high-precision earth electrode resistance tester to confirm the effectiveness of protection systems for telecommunication towers and critical infrastructure.
Preventative Maintenance in Critical Facilities
Essential for routine checks in data centers, hospitals, and manufacturing plants where reliable grounding is non-negotiable to prevent costly downtime.
Electrical Safety & Compliance Reporting
Delivers the accurate, traceable data needed for creating official electrical safety reports and proving regulatory compliance to authorities.

Technical Specifications for the Earth Resistance Meter

Product Name
UNI-T UT522 Digital Earth Tester
Earth Resistance (Ω)
0~40Ω (±2%+20); 0~400Ω (±2%+3); 0~4000Ω (±2%+3)
AC Earth Voltage (V)
0~400V (±1%+6) at 50Hz/60Hz
Display Count
4000
Data Storage
20 sets
Key Functions
Manual Range, Data Hold, LCD Backlight, Auto Power Off
Power
6 x 1.5V batteries (LR6)
Dimensions
160mm x 100mm x 70.5mm

What's in the Box?

1 x UNI-T UT522 Digital Earth Tester
3 x Test Leads (Green, Yellow, Red)
2 x Alligator Clips
2 x Auxiliary Earth Spikes
6 x 1.5V Batteries (LR6)
1 x Carrying Bag
1 x English User Manual

Downloads

📄 Download UNI-T UT522 Data Sheet

📄 Download UNI-T UT522 User Manual

Brand: UNI-T
In stock! Available for delivery in Sri Lanka.
View full details