OWP-702B 210W heavy duty electric water pump for electric bus/truck battery and controller cooling system
Widely used in hybrid bus, hybrid passenger car, electric vehicles, trains, ships and other heating and
cooling circulation system.
◆ Centrifugal pump
◆ Magnetic force transmission
◆ High efficiency brushless DC motor, low power consumption, high efficiency, long service life.
◆ With wide range operating temperature
◆ PWM signal speed controlling(optional)
◆ Diagnostic signal output(optional)
◆ With constant flow controlling
◆ Reverse polarity protection
◆ Dry running protection
◆ Over Voltage, over current protection
◆ Over temperature protection(medium temperature ≤ 85 ℃)
■ Technical description (related parts in contact with the liquid)
Pump head housing: PPS+GF
Shield cavity: PPS+GF
Shaft sleeve: Carbon resin composite materials
Shaft: stainless steel shaft
Magnet housing: nylon plastic capsulation
Seal ring: EPDM
■ Driving device (Including motor)
Driving electromagnet: nylon plastic capsulated magnet
Screws and nuts: SUS 304 stainless steel
Driving Motor : brushless motor
Motor wire frame :PPA GF
Pump housing: Die-casting aluminum case with sandblasting and anodizing.
Bracket hoop: US 304 stainless steel
Waterproof based on IP67 rating (en60529)
Connector model: AMP282104-1 (matched Plug AMP282465-1)
Nozzle diameter:38mm (1.5 inch)
Max 40% Glycol
||Flow & Head
||Flow Q=6000L/H, Head H≥4M
Advantages of our electric water pump
* Brushless Motor assembly efficiency max reach to 85%(normal level 70%),controller driving efficiency max reach to 97%
* Shielded brushless motor,long service life ,low power consumption,compact size, high reliability
* Strong pump development capability , professional Ansys Fluent simulation calculation offering high-efficiency customized development.
* Sinusoidal wave controlling circuit ,EMC proved, Automotive grade electronic components .
* Automatically detect no-load/semi-load state and protective self stop, automatically detect the plugging state and protective self stop, detection overload and protective deceleration operation, positive and negative pole reverse protection function.
* Shielded - type inner - rotor structure , IP grade IP67 , insulation grade F.
Structure of electric water pump
Simulation calculation of hydraulic design of electric pump
Electric water pump design principle
Electric water pump design verification - electromagnetic theory design verification
Design verification of electric pump product design - test verification