Brushless DC motor centrifugal pump DC 24V 300W heavy duty electric water pump for electric school bus, range extended electric vehicle and controller cooling with PWM control

OWP-7000KL67180T heavy duty electric water pump for electric bus/truck battery and controller cooling system

Applications:

1: electric vehicles cooling system

2: engine,battery,controller,AC coolant circulation

3: industrial cooling system

4: BEV bus,PHEV vehicles

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

■ Applications

Widely used in hybrid bus, hybrid passenger car, electric vehicles, trains, ships and other heating and cooling circulation system.

■ Features

◆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

◆Diagnostic signal output

◆With constant flow controlling

◆Reverse polarity protection

◆Dry running protection

◆Over Voltage, over current protection

◆Overload, over temperature protection

■ Technical description (related parts in contact with the liquid)

Pump head housing: Die casting aluminum alloys

Impeller: PPS+GF

Shield cavity: PPS+GF

Shaft sleeve: carborundum composite materials

Shaft: stainless steel(3CR14) shaft

Magnet housing: PPS plastic capsulation

Seal ring: EPDM

■ Driving device (Including motor)

Driving rotor: PPS 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 +PE powder coating..

Bracket: steel

Bracket hoop: US 304 stainless steel

Waterproof based on IP67 rating (en60529)

Connector model: AMP282106-1 (matched Plug AMP282088-1)

Nozzle diameter:39.5mm (1.5 inch)