Variable frequency drive

STEP has been focusing on the fields of power electronics and motor control for over two decades. It boasts a fully integrated value chain—from independent R&D platforms and design to manufacturing, sales, and inspection—as well as a fully automated intelligent assembly line for integrated drive and control systems. STEP's high- and low-voltage variable-frequency drive platform covers the entire power range, with an annual production capacity of 500,000 units.
Relying on a multi-brand strategy encompassing"STEP","iAStar"and"SIGRINER",STEP continues to lead the markets for smart water management, HVAC systems, and logistics & warehousing drive-control systems. It has earned deep trust in the field of electrical control systems for open-mill and closed-mill rubber tire machinery, and is also widely applied in industries such as elevators, lifting equipment, marine and offshore engineering, mining, and general energy-saving applications.

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AS710M Marine Engineering Dedicated Variable Frequency Drive

AS710M Marine Engineering Dedicated Variable Frequency Drive

The STEP AS710M series inverter is a water-cooled engineering drive inverter featuring a common DC bus architecture. It can be configured as either a two-quadrant or a four-quadrant inverter through flexible unit combinations. Its control unit is equipped with a rich set of control programs, enabling it to meet the requirements of various applications—from power generation to power consumption. This product complies with CE certification requirements and holds a certification certificate from the China Classification Society.

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Industry
Function
Power
Special Requirements
条件：
清空条件
AS710M Marine Engineering Dedicated Variable Frequency Drive

AS710M Marine Engineering Dedicated Variable Frequency Drive

The STEP AS710M series inverter is a water-cooled engineering drive inverter featuring a common DC bus architecture. It can be configured as either a two-quadrant or a four-quadrant inverter through flexible unit combinations. Its control unit is equipped with a rich set of control programs, enabling it to meet the requirements of various applications—from power generation to power consumption. This product complies with CE certification requirements and holds a certification certificate from the China Classification Society.

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Full product line of variable frequency drives

Low-voltage general-purpose frequency converter

Low-voltage general-purpose frequency converter

Its control performance has reached the international advanced level and is widely used in industries involving fans, pumps, heavy industry, and construction machinery loads.

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High-voltage frequency converter

High-voltage frequency converter

Having undergone more than 20 years of market validation, it is widely used to drive loads such as heavy-duty industrial fans, pumps, compressors, belt conveyors, and internal mixers.

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Large-drive frequency converter

Large-drive frequency converter

Refrigerant cooling technology delivers smoother-running inverters, focusing on emission reduction and efficiency enhancement in sectors such as HVAC, marine, lifting, mining, and port operations.

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Dedicated inverter

Dedicated inverter

Focusing on the water industry, we are customer-driven and cover multiple scenarios including HVAC, water supply, fire protection, and wastewater disposal.

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