Blog

06Jan, 2026

What Is The Current Chopping of Vacuum Circuit Breaker
The Current Chopping of Vacuum Circuit Breaker The Current Chopping of Vacuum Circuit Breaker is the phenomenon where a circuit breaker, when interrupting a small inductive current
05Jan, 2026

Fault Diagnosis for 10kV Vacuum Circuit Breakers
Fault diagnosis for 10kV vacuum circuit breakers is a core task in distribution networks. The following content provides a clear, practical, and step-by-step fault diagnosis guide
30Dec, 2025

Why is partial discharge monitoring necessary for medium-voltage switchgear?
1.Ensuring The Safe Operation Of The Power System
2.Extending The Service Life Of Switchgear
3.Reducing Power System Failure Rate
4.Improving Power System Economic E
29Dec, 2025

Types of High-Voltage Switchgear
Globally accepted voltage level classifications in industry standards Low voltage: AC ≤ 1000V, DC ≤ 1500V Medium voltage: AC 1kV ~ 35kV High voltage: AC 35kV ~ 220kV Ultra-hi
29Dec, 2025

Solution to the Closing Bounce of Vacuum Circuit Breakers
The closing bounce of vacuum circuit breakers is a common but strictly controllable issue, as it can intensify contact wear, generate overvoltage, and affect both electrical and me
26Dec, 2025

Can electricity be conducted in a vacuum in the conventional sense?
1.Definition Of Vacuum
2.Principle Of Electricity Conductivity
3.Resistivity Of Vacuum
4.Conditions For The Existence Of Electric Charge
5.In A Vacuum In The Co
24Dec, 2025

How to Extend The Service Life of a Vacuum Circuit Breaker?
The longer service life of vacuum circuit breaker means the direclty benefits for users, but how do you do to extend the service life of your VCB? 1. Make sure you seclect the righ
24Dec, 2025

How to Distinguish Between Neutral and Grounding
Simple explanation Below, I will use an analogy and a detailed explanation to illustrate the difference between "neutral" and "grounding." The core analogy: Ima
23Dec, 2025

Mechanical Load During Vacuum Circuit Breaker Making and Breaking
Characteristics of Mechanical Loads Initial Stage: Overcoming the Resistance of the Operating Mechanism This is the beginning of the closing process, and the load mainly comes from
23Dec, 2025

Vacuum Circuit Breaker Breaking Process
1.Contact Separation Stage
2.Arc Formation And Transmission Stage
3.Arc Extinguishing And Insulation Restoration Stages
22Dec, 2025

How to distinguish between short circuit, open circuit, leakage current and o...
Short circuit: The two poles of the power supply (or the live wire and the neutral/ground wire) are directly connected, the resistance approaches 0, and the current surges instantl
18Dec, 2025

Do you know the contents of the power system?
1.System Composition
2.Core Functions
3.Development Trends

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