QGD Series 4inch Submersible Screw Water Pump for deep well

Pump installation and application
QGD/QG type submersible screw pump is composed by three parts:pump, mechanical seal and motor ,mechanical seals is between pump and motor.inner-installed protector prevents the pump from damage due to abnormal power,clog and overload.They are recommended for pumping clean water without abrasive parts and liquid that are chemically non-aggressive to the material of the pump.mainly used for well pumping,river pumping,farm irrigation,water supply.mining ,drainage in industry.

APPLICATIONS
For water supply from wells or reservoirs.
For domestic use , for civil and industrial applications.
For garden use and irrigation.
 
OPERATING CONDITIONS
Maximum fluid temperature up to +35ºC
Maximum sand content: 0.25%
Maximum immersion: 50M(Can be with or without oil-filled )
Minimum well diameter: 2"/3"/4"
 
MOTOR AND PUMP
Rewindable motor, full obturated screen motor
Single phase: 220v-240v/50hz 
Equip with start control box or digital auto-control box
Pumps are designed by casing stressed
 
OPTIONS ON REQUEST 
Special mechanical seal 
Other voltages or frequency 







FAQ

Q:What is your MOQ of this item?
A:Our MOQ is a full 20ft container, first time cooperation, we accept trial order to check quality.

Q:Is it acceptable to make customers' own brand?
A:Sure, we can do OEM.

Q:What are your payment terms?
A:30% T/T deposit, 70% against documents, or L/C at sight.

Q:How long is your warranty?
A:One year!

Q:What is the delivery time?
A:25-30 days after receiving your L/C or T/T deposit.