Hioki IR5051 Insulation Tester – High-Voltage Digital Megohmmeter
The Hioki IR5051 is a high-performance digital insulation tester designed for accurately measuring insulation resistance in transformers, motors, cables, PV panels and other high-voltage equipment. It’s the ideal solution for engineers, maintenance professionals, and contractors who need reliable diagnostics in the field.
Key Features:
High Test Voltage Capability
Selectable DC test voltages from 250 V to 5000 V, suitable for a wide range of industrial applications.
Broad Measurement Range
Measure insulation resistance up to 10 TΩ for comprehensive system evaluations.
Built-In Diagnostic Tools
Automatically calculates Polarization Index (PI), Dielectric Absorption Ratio (DAR), and Dielectric Discharge (DD) for quick insulation health assessments.
Internal Data Logging
Built-in memory streamlines data capture and reporting, minimizing manual errors.
Optional USB and Wireless Communication
Enable data transfer and remote operation when used with optional communication adapters.
Portable and Durable Design
Lightweight and compact with a rugged IP65-rated case, built for tough job site conditions.
PV insulation resistance
Test voltage of up to 2.00 kV.
Designed for demanding field environments, the Hioki IR5051 combines accuracy, portability, and advanced diagnostic capabilities in a single, easy-to-use instrument. Whether you’re performing regular maintenance or troubleshooting, this high-voltage insulation resistance meter gives you the confidence and data quality to get the job done right.
Standard set: Hioki IR5051 insulation tester, test lead set, alligator clip set, carrying case, batteries, instruction manual, operating precautions.
