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Why Do VFD Motors Cause Bearing Damage?
2026/03/13Quick Answer Variable Frequency Drives (VFDs) can create shaft voltage due to high-frequency switching inside the inverter. When this voltage builds up, electrical current may discharge through motor bearings. Over time, these repeated discharges dam...
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What Is Cold Shrink Tubing and Why It Is Becoming the Preferred Cable Protection Solution
2026/03/06In modern electrical and communication infrastructure, reliable cable insulation is essential. From power distribution systems to telecom installations, protecting cable joints and connectors from moisture, dust, and mechanical stress is critical. On...
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How To Solve Motor Bearing Electrical Erosion
2026/02/27What causes shaft voltage in motors operated by Variable Frequency Drives (VFDs)? How can bearing currents be tested? Source of Bearing Currents Bearing currents are high-frequency discharge currents driven by shaft voltage and flowing through motor ...
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Volsun VS-GP Series Silicone Thermal Conductive Pads, A High-Reliability Thermal Management Solution
2026/02/11Struggling with overheating in electronics? Volsun VS-GP silicone thermal pads deliver up to 6.0 W/(m·K) conductivity, UL94 V-0 safety & -40°C–200°C operation. Request spec sheet now.
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One Blueprint, One Heart: Volsun Successfully Holds 2026 Annual Kick-off & Oath-Taking Ceremony
2026/02/03On January 31st, from 9:00 AM to 12:00 PM, Volsun Group held its grand 2026 Annual Goal Oath-Taking Ceremony. A total of 133 representatives from our Suzhou and Yangzhou offices gathered to witness the launch of our new strategic theme: "One Blueprin...
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Reliable and Cost-Effective: VOLSUN EPDM Cold Shrink Tubing, a Practical Choice for Cable Protection
2026/01/30In electrical construction, communication maintenance, or new energy projects, handling cable terminations is a routine task. Though routine, the requirements are high: it must be sealed against water, insulated against moisture, and withstand sun, r...
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