Measurement Solutions for Photovoltaic Installations by Hioki
Modern photovoltaic systems require specialized measuring instruments to ensure reliable inspection, efficient maintenance, and safe operation. Hioki Japan offers a comprehensive range of high-precision instruments tailored for solar applications.
Below are selected solutions focused on each instrument’s functionality.
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New
€268832
2168 00 + VATHioki IR5051 High Voltage Insulation Tester -
Call For Price
€000
0 00 + VATHioki PW3390-01 Power Analyzer -
€77872
628 00 + VATHioki CM4373-93 AC/DC Clamp Meter Solar Set -
€85312
688 00 + VATHioki CM4375-93 Ac/Dc Clamp Meter Solar Set -
€35712
288 00 + VATHioki DT4261 Digital Multimeter -
New
€23312
188 00 + VATHioki P2010 DC High Voltage Probe
Hioki IR5051: Insulation Resistance Testing on Live PV Panels
Features a unique non-short circuit method allowing measurements on live panels:
- No need for nighttime testing
- Reduced inspection time and cost
- Safe operation up to 1000 V
Ideal for technicians maintaining systems without interruption.
Hioki FT4310: Bypass Diode Testing in PV Panels
Tests bypass diodes in real time, even under voltage:
- Instant detection of open or shorted diodes
- Safe testing on live strings
- Bluetooth data logging and transfer
Useful for preventive maintenance or post-repair validation.
Hioki PW3390: Inverter Performance and Energy Analysis
Accurate power analyzer with ultra-low error (<0.04%):
- AC/DC power input/output measurement
- System efficiency/loss analysis
- Harmonics and switching behavior logging
Essential for R&D, EPC, and quality teams.
Hioki CM4373-93 & CM4375-93: Solar Clamp Meter Sets
True RMS AC/DC clamp meter kits with high-voltage P2010 probe and Z3210 Bluetooth adapter:
- DC voltage/current up to 2000 V DC
- Inrush/startup current analysis
- Wireless data logging and auto inspection reports
CM4373-93 supports up to 2000 A; CM4375-93 has slimmer jaws for tight panels.
Hioki DT4261 + P2010: High-Voltage DC Measurement
Digital multimeter DT4261 with the P2010 probe for precision up to 2000 V DC:
- Nominal string voltage checks
- Cross-string voltage comparisons
- Inverter input verification for commissioning/service
Fast, accurate, and CAT III 2000 V rated.
Conclusion
Hioki provides a full spectrum of instruments for PV testing covering insulation, diode status, power efficiency, and high-voltage diagnostics. These tools support safety, accuracy, and productivity across every phase: maintenance, sizing, commissioning, and QC.
For more information, contact us