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2025-10
How to Detect the Characteristics of Circuit Breakers
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Mechanical characteristic testingMechanical characteristic testing is the core of circuit breaker testing, focusing on evaluating the time, speed, stroke, and synchronization (synchronicity) of its opening and closing operations and three-phase actions. These parameters directly affect whether the c

How to Detect the Characteristics of Circuit Breakers
2025-09
Application Scope of Vacuum Oil Filter
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1. Power industry: High voltage equipment oil core purification scenarioThe power industry is the most important application area for vacuum oil filters, serving as the insulation oil and lubrication guarantee for various high-voltage electrical equipment.Oil treatment for transformers and reactors:

Application Scope of Vacuum Oil Filter
2025-09
Application of Cable Fault Tester in Mining Cables
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1、 Daily preventive testing and hidden danger investigationMining cables are exposed to harsh environments such as humidity, dust, strong vibration, and corrosive gases for a long time, and need to bear high-frequency start stop loads of large equipment such as mining and transportation. The insula

Application of Cable Fault Tester in Mining Cables
2025-09
Maintenance Matters for Two-Stage Vacuum Oil Filter
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1、 Daily maintenance (before/after each startup/shutdown, or once a day)Basic inspection of the core filtering components and operating status of the equipment to avoid shutdown or secondary oil contamination caused by immediate failures.Filter material status inspectionCheck the coarse filter (pre

Maintenance Matters for Two-Stage Vacuum Oil Filter
2025-09
Daily Maintenance of Insulation Resistance Tester
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1、 Daily appearance and basic inspection (must be done before each use)Appearance integrity inspectionCheck whether the instrument casing, display screen, and operation buttons are damaged, cracked, or deformed; Check whether the insulation layer of the test line (including high-voltage output line

Daily Maintenance of Insulation Resistance Tester
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