RCC Electronics Blog

DV Power TRT Standard Series vs. TRT Advanced Series: Which Transformer Turns Ratio Tester Is Right for You?

Billy 16/07/2026 0

Transformer Turns Ratio (TTR) testing is one of the most important diagnostic tests performed during transformer manufacturing, commissioning, prevent...

DV Power TRT Standard Series: Reliable Transformer Turns Ratio Testing up to 250 V AC

Billy 16/07/2026 0

Transformer turns ratio testing is an essential part of transformer commissioning, maintenance, and troubleshooting. It helps verify the relationship ...

DV Power TRT Advanced Series: Smarter Transformer Turns Ratio Testing with Automatic Test Mode

Billy 16/07/2026 0

Transformer turns ratio testing is one of the most important routine tests for verifying transformer condition, winding integrity, tap changer perform...

Cable Diagnostics in Medium-Voltage Underground Cable Networks: Why Testing Before Failure Matters

Billy 16/07/2026 0

Medium-voltage underground cable networks are critical assets for utilities, industrial facilities, campuses, and infrastructure operators. When these...

How to Choose the Right HIOKI PQ3100 Accessories for Power Quality Testing

Billy 16/07/2026 0

Choosing the right power quality analyzer is only the first step. To get accurate, safe, and practical field results, you also need the correct curren...

How to Choose Accessories for the HIOKI PQ3198 Power Quality Analyzer

Billy 15/07/2026 0

Choosing the right accessories for the HIOKI PQ3198 is just as important as choosing the analyzer itself. The PQ3198 is a high-end IEC 61000-4-30 Ed. ...

Power Quality Analyzer vs. Power Logger: How to Choose the Right Hioki Instrument

Billy 13/07/2026 0

Power problems are not all the same When a machine trips unexpectedly, a UPS alarms, a transformer overheats, or a production line stops without a c...

New Focus on IEEE C57.152 Workflows with DV Power Field Testing Solutions

Billy 13/07/2026 0

Transformer and substation maintenance is moving toward more structured, data-driven testing workflows. One important example is the growing focus on ...

PW9006 Adds IEC-Compliant Harmonics and Flicker Measurement to the HIOKI PW4001

Billy 13/07/2026 0

HIOKI has expanded the capability of the PW4001 Power Analyzer with the PW9006 IEC Harmonics/Flicker Measurement Option.This optional license adds IEC...

How to Test Transformer Winding Resistance and Turns Ratio in the Field

Billy 10/07/2026 0

Field testing a transformer is not just about confirming that it is energized correctly. It is about finding hidden electrical and mechanical issues b...

Understanding Oil Breakdown Voltage Setting Gauges: ASTM D1816, IEC 60156, ASTM D877, BS EN 60156, and SEV EN 6015

Billy 09/07/2026 0

When testing transformer oil or other insulating liquids, the electrode gap is not a small detail. It directly affects the measured breakdown voltage,...

Understanding the BAUR DTL C Test Principle for Transformer Insulating Oil Diagnostics

Billy 08/07/2026 0

Transformer insulating oil plays a critical role in the reliability, safety, and service life of electrical power equipment. Over time, oil condition ...

SIGLENT SDS7000A CAN XL Protocol Introduction and Decoding Test

Billy 06/07/2026 0

As automotive electronics and industrial communication systems continue to move toward higher bandwidth, lower latency, and more complex data exchange...

SIGLENT 2.5G/5G/10GBASE-T Ethernet Compliance Testing Solution

Billy 06/07/2026 0

As data centers, intelligent vehicles, industrial automation, edge computing, and AI infrastructure continue to demand higher bandwidth and lower late...

Hioki CT6704 and CT6705 Current Probes for High-Frequency Power Electronics Testing

Billy 03/07/2026 0

As power electronics continue to move toward faster switching, higher efficiency, and more compact designs, engineers need current measurement tools t...