UT521 UNI-T Ground Resistance Meter

Ground resistance meter equipped with an intelligent microprocessor, providing high accuracy and ease of use. Designed for testing resistance, grounding of electrical devices, grounding resistance of power installations, lightning protection system resistance, capable of precise 3-wire or simple 2-wire measurements.
Specifications:
Ground resistance measurement: 20 – 2000 Ohm
Earth voltage measurement
Power supply: 6x AA R6 batteries
Overload protection:
Ground resistance measurement: 200Vac (10 seconds)
Earth voltage measurement: 600Vac (30 seconds)
Insulation impedance: >20MΩ between measured circuit and housing
Dimensions: 160×70.5×100 mm
Weight: 560g
Accessories:
Green test lead (5m)
Yellow test lead (10m)
Red test lead (20m)
2x Auxiliary grounding electrodes
Test lead with crocodile clip
Carrying case