Model No: ZWS-14-20
DC Brushless Self-priming Pump
The working principle of the DC Brushless Self-priming Pump combines the brushless DC motor and self-priming functions. When the motor starts, the brushless DC motor utilizes an electronic commutator to control the energization of the stator coils, generating a rotating magnetic field that drives the rotor to rotate. The rotating rotor, in turn, drives the impeller, creating centrifugal force that expels the liquid within the pump body. Simultaneously, the reduced pressure within the pump body creates a negative pressure, allowing external liquid to be drawn into the pump through the suction pipe. As liquid continues to be drawn in and expelled, the air within the pump body is gradually expelled, establishing a stable liquid transfer process.
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Brushless DC Motor: Employs a brushless DC motor, offering advantages such as high efficiency, energy savings, low noise, and long lifespan. The absence of mechanical brushes and commutators in brushless motors reduces mechanical wear and electromagnetic interference, enhancing motor reliability and stability.
Self-priming Capability: Capable of self-priming, eliminating the need for external priming water to draw in and transfer liquids. This feature makes the pump versatile for various applications, especially where frequent startups and shutdowns or difficult-to-introduce liquid media are involved.
Efficient and Energy-saving: The high efficiency of the brushless DC motor significantly reduces energy consumption during liquid transfer, enhancing energy utilization efficiency.
Low Noise: The brushless DC motor operates with low noise, making the pump quieter during operation and minimizing noise pollution to the surrounding environment.
Long Lifespan: The brushless design eliminates mechanical wear in the commutation process, reducing the occurrence of mechanical failures and extending the pump's service life.
ZWS Series Model List:
| Model | Max Flow(m3/h) | Max Head(m) | Voltage(V) | Power(W) | Outlet(mm) | Suction(m) |
| ZWS-14-20 | 14-16 | 20 | 48 | 750 | 50 | 5 |
| ZWBS-14-20 | 14-16 | 20 | 60 | 750 | 50 | 5 |
