7.5kw 10hp Three Phase Variable Frequency Drive for Submersible Pump dc to ac inverter solar water pump inverter

About our service

Q1: Can I get some samples for test?

A: Yes, sample order is available for quality check and market test .

Q2: Do you accept OEM/ODM ?

A:Yes, we accept OEM/ODM with your authorization.

Q3: How is delivery time?

A: Generally it takes 5-10 days for regular type , for big quantity or OEM/ODM orders, please negotiate with sales.

Q4: What is the standard of package?

A: We have our own design carton with five layers corrugated material; if you have any other special requirement of package, we also support customized service.

Q5: What’s your payment terms?

A: We accept T/T, L/C, WEST UNION, ALI TRADE ASSURANCE, cash.

Q6: What’s your warranty time?

A: We offer 18 months warranty service, life time technique support.

Q7: How does your factory do the quality control?

A: Quality is our culture. We have strict quality control department to supervise each link from assembling to shipping.

Q8: How can I trust you ?

A: CKMINE has 18 years’ experience in producing inverters, we have passed ISO9001 management system and got CE, CCC certificates. Assessment reports can be sent anytime if you require.

About SP800

Q1: Is the output voltage of our Solar Pump Inverter stable ?

A: Absolutely. Our Solar Pump Inverter is designed with a good regulator circuit. You can even check it when measuring the true value by a multimeter.

Q2: What should be noticed when installing Solar Pump Inverter?

A: Put the product in a place where is well ventilate,cool, dry and water-proof. Do not stress or put foreign objects into the Solar Pump Inverter. Remember to turn on the Solar Pump Inverter before turn on the appliance.

Q3: About the terminal instructions of the solar pumping inverter?

A:R, S, T are input terminals of three-phase power supply of frequency converter.U, V, W are output terminals of frequency converter, and connected three-phase asynchronous motor P+ and PB are connected to the brake unit, P+ and P- are connected to DC (solar panel)