»

Tags: Resistance Testing

Why High Current, Continuous Current, and Both Sides Grounded Testing Matter in Micro-Ohmmeters

Why High Current, Continuous Current, and Both Sides Grounded Testing Matter in Micro-Ohmmeters

Billy 03/07/2026 0
  In electrical maintenance, a micro-ohmmeter is used to measure very low resistance values. Typical applications include circuit breaker contacts, ca...
Read More
Choosing DV Power Micro-Ohmmeters: Naming Logic, Model Differences, and Application Guide

Choosing DV Power Micro-Ohmmeters: Naming Logic, Model Differences, and Application Guide

Billy 02/07/2026 0
DV Power’s micro-ohmmeter lineup is built around the RMO name. In general, RMO refers to a low-resistance or micro-ohm measurement instrument that use...
Read More
What Test Current Do You Need for a Micro-Ohmmeter: 1A, 10A, 100A, 300A, or 600A?

What Test Current Do You Need for a Micro-Ohmmeter: 1A, 10A, 100A, 300A, or 600A?

Billy 01/06/2026 0
When choosing a micro-ohmmeter, one of the most common questions is:What test current do I actually need: 1A, 10A, 100A, 300A, or 600A?The short answe...
Read More
Micro Ohmmeter --- Why 4-Wire Kelvin Measurement Is Essential for Low Resistance Testing

Micro Ohmmeter --- Why 4-Wire Kelvin Measurement Is Essential for Low Resistance Testing

Billy 29/05/2026 0
When measuring very small resistance values, a normal 2-wire resistance measurement is often not accurate enough. This is especially true when the res...
Read More
Why the dv power twr-H Handheld Turns Ratio & Winding Resistance Tester Matters for Fast, Reliable Transformer Testing

Why the dv power twr-H Handheld Turns Ratio & Winding Resistance Tester Matters for Fast, Reliable Transformer Testing

Billy 27/04/2026 0
Transformer testing in the field demands speed, accuracy, and portability. For technicians and maintenance teams working with power transformers, inst...
Read More
How to Improve UPS Reliability with Regular Battery Testing

How to Improve UPS Reliability with Regular Battery Testing

Billy 22/04/2026 0
UPS reliability depends on more than the UPS itself. In many facilities, the weakest point in the backup power system is the battery string. When batt...
Read More
How to Choose the Right Ground Resistance Tester: Clamp-On vs Fall-of-Potential Testing

How to Choose the Right Ground Resistance Tester: Clamp-On vs Fall-of-Potential Testing

Billy 20/04/2026 0
Choosing the right ground resistance tester is not just about price or brand. It depends on the grounding system, the test environment, and what you a...
Read More
AEMC Ground Resistance Testers for Safer Ground System Testing and Better Application Coverage

AEMC Ground Resistance Testers for Safer Ground System Testing and Better Application Coverage

Billy 17/04/2026 0
Proper ground resistance testing is essential for electrical safety, system reliability, and the prevention of costly downtime caused by poor groundin...
Read More
Hioki FT6380-50 Clamp On Earth Tester for Faster Multi-Grounded System Testing

Hioki FT6380-50 Clamp On Earth Tester for Faster Multi-Grounded System Testing

Billy 14/04/2026 0
Hioki FT6380-50 Clamp On Earth Tester for Faster Multi-Grounded System Testing  For electricians, utility teams, and facility maintenance professional...
Read More
DV Power GGT Series Ground Grid Integrity Tester for High-Current Grounding System Verification

DV Power GGT Series Ground Grid Integrity Tester for High-Current Grounding System Verification

Billy 13/04/2026 0
DV Power GGT Series Ground Grid Integrity Tester for High-Current Grounding System Verification For substations, industrial facilities, and critical e...
Read More
DV Power RMO-H Series Handheld Micro-Ohmmeter for Fast and Safe Contact Resistance Testing

DV Power RMO-H Series Handheld Micro-Ohmmeter for Fast and Safe Contact Resistance Testing

Billy 10/04/2026 0
DV Power RMO-H Series Handheld Micro-Ohmmeter for Fast and Safe Contact Resistance Testing For field crews working on circuit breakers, disconnectors,...
Read More
Hioki IR4053 PV Insulation Tester for Safer Solar System Insulation Testing

Hioki IR4053 PV Insulation Tester for Safer Solar System Insulation Testing

Billy 25/03/2026 0
Hioki IR4053 PV Insulation Tester for Safer Solar System Insulation Testing For photovoltaic systems, insulation resistance testing can be more challe...
Read More
Improve Battery Production Quality with the Hioki BT5525

Improve Battery Production Quality with the Hioki BT5525

Billy 24/03/2026 0
BATTERY PRODUCTION · HIOKI BT5525Short answer: the BT5525 is a production-line battery insulation tester, not a field maintenance tester. Its value is...
Read More
TWR250B Three-Phase Test Analyser and Advanced Battery Diagnostics for Canadian Utility Field Testing

TWR250B Three-Phase Test Analyser and Advanced Battery Diagnostics for Canadian Utility Field Testing

Billy 15/03/2026 0
UTILITY FIELD TESTING · DV POWER TWR250BShort answer: the TWR250B is not interesting because it measures turns ratio — plenty of instruments do. It is...
Read More
Hioki ST5520 -- Accelerate Production-Line Insulation Testing

Hioki ST5520 -- Accelerate Production-Line Insulation Testing

Billy 03/02/2023 0
Accelerate Production-Line Insulation Testing with the Hioki ST5520In high-volume manufacturing, electrical safety testing must do more than confirm c...
Read More