Company News

 In the electrical drive system, as a key motor control device, the soft starter effectively solves many problems caused by the traditional direct start method with its precise control ability over the motor start-up process.

A soft starter (Spanish: arrancador suave) is a control device for AC induction motors, whose core function is to achieve low-impact starting and stopping by smoothly regulating the motor terminal voltage. It avoids damage to motors, power grids, and load equipment caused by high inrush current during direct starting, and is widely used in industrial equipment such as pumps, fans, compressors, and conveyors.

On November 21st, Zhejiang Shuoshi Electric Technology joined hands with fire fighters to launch a thematic activity themed "No Trivia in Safe Electricity Use, Prevent Fire Hazards for Peace", fulfilling the enterprise's mission and core values through solid actions.

In the industrial field, motor starting is like a "beast awakening". Problems such as current impact and equipment wear caused by traditional direct starting have long plagued the production and operation of enterprises. The **SHMV-DN High-Voltage Soft Starter** emerges like a "flexible commander", redefining the starting method of high-voltage motors with precise control and reliable performance, and building an efficient and safe starting barrier for industrial power systems.

Zhejiang Shuoshi Electric Technology Co., Ltd., a leading innovator in electrical control solutions, is proud to unveil its latest product: the SHR5E Miniature Digital Soft Starter. Tailored specifically for three-phase small squirrel-cage motors, this compact and high-performance device is set to transform motor operation across industries such as water pumps, machinery, and light industrial equipment.

An inverter (also known as a variable-frequency drive, VFD) is an electrical control device that applies frequency conversion technology and microelectronics to control AC motors by adjusting the frequency of the motor’s power supply. With the continuous improvement of industrial automation, inverters have been widely used.  

Yueqing, Wenzhou, China — August 16, 2025 — Zhejiang Sosiat Electric Technology Co., Ltd. successfully hosted the “Defining the Future — Motor Soft Starter and Variable Frequency Drive (VFD) Salon” from August 15 to 16, 2025, in Yueqing, Wenzhou. The two-day event brought together over one hundred experts, scholars, and enterprise representatives from across China’s motor control, power electronics, and automation industries.

In the rapidly evolving field of industrial automation,SOSIAT's frequency converter technology has emerged as a game - changer. A frequency converter, also known as an inverter, is a power - electronic device that can change the frequency and voltage of an a...

In modern industrial operations, the starting of motors is a crucial aspect. Traditional direct - start methods often result in large - current surges, which can reach 5 - 7 times the rated current. These surges not only put a strain on the power grid but al...

Using digital microprocessor to manage data and communication, using signal hierarchical processing and isolation technology, the system has strong anti-interference ability. And the equipment control is real-time, efficient, stable and reliable. Advanced optical fiber transmission control technology is used to realize the trigger and detection of high voltage thyristor, as well as the safe isolation between high and low voltage control circuits. High frequency power isolation and transmission technology is used to provide safe and reliable power supply for electronic devices working in the high voltage section. The static and dynamic voltage equalization absorption technology of resistiv...