News
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Why Do We Usually Go for Resistor Starters with Wound Rotor Motors?
Alright, let’s talk about starting up a wound rotor motor. You might wonder — with all the fancy tech out there, why does the classic resistor starter still rule the roost? Well, it’s all about torque and current. These slip ring motors are often the heart of heavy-duty applications: think cranes...Read More -
Why Do Low Voltage Motor Customers Still Opt for Current Transformers Over Direct Ammeter Connection?
In the field of low voltage motor control and protection, one question often arises: Why do many engineers and operators still choose to install current transformers (CTs) for three-phase current measurement instead of connecting an ammeter directly to the circuit? While direct measurement may se...Read More -
Motor Mechanical Characteristics Requirements: Specific Manifestations
Motor products must meet both mechanical and electrical requirements. While electrical requirements (e.g., insulation performance, current, voltage) are widely focused on, the reflection and testing of mechanical characteristics have long been overlooked—especially by manufacturers adopting an ...Read More -
Common Causes and Quick Troubleshooting Methods of Motor Overload
Motor overload is a common industrial fault, easily causing motor overheating, insulation aging or burnout, and even affecting the power grid and other equipment. Mastering its common causes and quick troubleshooting methods is key to improving efficiency and reducing maintenance costs. Common...Read More -
In the Context of Rising Copper Prices, Why Permanent Magnet Synchronous Motors Are Emerging as a New Market Demand？
With the continuous upward trend in global copper prices, material costs have become an increasingly important factor in motor selection and system design. As copper is a key raw material in conventional electric motors, especially in windings and rotors, rising copper prices are accelerating th...Read More -
Why Low-Resin Mica Tape Is Increasingly Preferred in High-Voltage Motor Coil Manufacturing
In high-voltage motor coil manufacturing, the selection of insulation materials plays a crucial role in determining motor reliability, efficiency, and service life. In recent years, there has been a clear trend toward the use of low-resin mica tape instead of traditional high-resin insulation sy...Read More -
Why Is Verifying Motor Load-Bearing Starting Capacity Critical?
In industrial production and equipment maintenance, verifying the load-bearing starting capacity of motors—especially three-phase asynchronous motors and AC motors represented by Wolong Motor—has become a key link in quality control. Industry experts emphasize that this verification di...Read More -
Why Are Starting Current Multiple and Starting Time Critical in Motor Operation?
In industrial motor operation and power grid management, starting current multiple and starting time have long been regarded as core evaluation indicators. Industry experts emphasize that these two parameters directly relate to the safety of motors, stability of power grids, and ...Read More -
Important Pricing Alert: Industrial Motors Face Imminent Cost Adjustments Due to Copper Spike
A Message to Our Valued International Partners and Procurement Teams [Wolong, China] – [December 10, 2025] – We are issuing an important market update regarding the pricing of industrial electric motors. The global supply chain is currently experiencing unprecedented pressure from the dramatic an...Read More -
Copper Price Surge Shakes Industrial Motor Sector: Three-Phase Induction AC Motors Under Cost Pressure
[Wolong, China] – The global industrial motor manufacturing sector, a vital component of automated production and heavy machinery, is grappling with unprecedented cost pressures following a dramatic and sustained surge in global copper prices. This spike is significantly impacting manufacturers, ...Read More -
How Three Phase Electric Motors from Wolong Deliver Stable Performance Under Heavy Loads
In modern industry, heavy-duty operations demand equipment that can withstand continuous stress while maintaining reliable performance. Motors are at the heart of these processes, powering pumps, compressors, conveyors, and countless other machines. Among the available solutions, three phase elec...Read More -
Are Explosion-Proof Electromotors the Key to Reducing Risk in Oil & Gas Facilities?
The oil and gas industry operates in some of the most hazardous environments in the world. With flammable gases, volatile chemicals, and high-pressure systems present at every stage of production, ensuring safety is not just a priority—it is a necessity. One critical area of focus is the reliabil...Read More