Product News

ZK Electric has upgraded its ZK600-P photovoltaic pump inverter, deeply integrating advanced PID control to achieve photovoltaic priority and intelligent hybrid constant pressure water supply. With an MPPT efficiency of 99.8%, multiple protections, and remote monitoring, it ushers in a "new era of intelligence" for photovoltaic pumps.

The ZK FS300 intelligent water pump frequency converter features a compact IP54 integrated design, supports permanent magnet/asynchronous motors, professional PID constant pressure water supply, multi-pump linkage, antifreeze/fire priority and other pump-specific functions, and is suitable for water supply in residential areas, hotels and agriculture.

FH300 Outdoor Pump Dedicated Frequency Converter (3-75kW). IP65 integrated flip-top housing + universal wheel handle, precise constant pressure, 45% energy saving, enhanced lightning protection, instant stop and automatic start, perfectly compatible with deep well/submersible/booster pumps.

The ZK Four-Quadrant Vector Inverter adopts PWM-controlled IGBT rectification technology to achieve bidirectional control of rectification and energy feedback. With a power factor close to 1, it enables true four-quadrant operation. This series of inverters can feed back the inertial energy of the load to the power grid, and is equipped with regenerative function and braking function. It is suitable for potential energy loads requiring energy regeneration, energy conservation and environmental protection, as well as large-inertia loads requiring rapid deceleration. As a high-performance energy-saving product meticulously designed by Kewol Electric to meet customer needs, it delivers significant energy-saving effects.

​In modern industrial automation, Variable Frequency Drives (VFDs) play a crucial role in controlling the speed and torque of AC motors, greatly improving energy efficiency and process flexibility.