Operation condition:
1.Apply to heating system
2.Max. system pressure:3bar
3.Operation condition:
Ambient Temperature:0ºC~40ºC
Ambient Humidity:95ºC
Liquid Tempreture:20ºC~85ºC
Ambient temperature must be lower than liquid temperature.
in order to avoid condensate water produced in the interior of stator.
4.Liquid:Clean,non-coorosive and non-explosive liquids,without any particle,fiber or maneral oil. Water/glycol mixtures max.mixing ratio:1:1
5.Dry running no more than 10s.

 

PERFORMANCE DATA FOR EA SIRIES

PERFORMANCE DATA FOR EAB SIRIES 
PERFORMANCE DATA FOR EAD SIRIES 
PERFORMANCE DATA FOR EAK SIRIES 
PERFORMANCE DATA FOR EA SIRIES
PERFORMANCE DATA FOR EM SIRIES









FAQ:

Q: What is the delivery time?
A:The sample can be sent to customer within 10-15 days.
The batch order can be shipped within 35 days after receiving deposit payment
Q:Where is your loading port?
A: Ningbo port, China
Q: Is it all right to make customer's own brand name?
 A: Can make OEM if order quantity reached 1000pcs totally
Q: What is your payment term?
A: 30% in advance, 70% balance the B/L or T/T
Q: What is the warranty of the product?
A: We offer 1 year product life guarantee and a generous 1 year warranty on all purchases that begin with the BL
Q: What information shall I provide you when I need your offer?
A: Normally, we need customer to supply the pump flow, total head, pump material (copper wire or aluminum wire? Stator length), voltage, frequency, etc, so we can quote exactly what customer need
Q: Can you accept customized products?
A: Yes we accept your specific order if you could provide us with your requirements.
Q: Will you supply any spare parts with the pumps?
A: Yes, we can supply for example: tank, flexible hose, pressure switch, pressure gauge, brass connector, cable, etc.
Q: Is there any leakage problem of this pump?
A: Some factory may have such problem, but we solved it very well, by using good material of pump casing, O-ring, and they fit each other perfect. We use 8 screw on the pump head while others may use only 6 screw to save cost. We test 100% and long time for the pump head part, to make sure there is no leakage problem.
Q: Do you supply sample?
A: We can supply sample, but customer have to pay for the sample fee
Q: What is the delivery time?
A:30-45 after we receiving your deposit.
Q:Where is your loading port?
A: Ningbo port, China
Q: Where did you export to?
A: We export to more than 50 countries, for example, Israel, South Africa, Germany, Poland, Spain, Vietnam, Malaysia, Russia, Thailand, Mexico, Brazil, Chile, etc.
Q: Can I get any discount if order EDWIN PUMP brand?
A: At the moment, customer can get lower offer if they purchase EDWIN PUMP brand but still get same good quality pumps as always.
Q: Can I order some pressure tank, flexible hose, 5-way connector, pressure gauge, pressure controller and assemble with the pump?
A: Yes, many customer purchase by this way, and we can make very good job to have this booster system to be assembled without any problem.
Q: Can the pump be made by customized voltage and frequency
A: Yes, 220-240V, 110V, 50Hz, 60Hz, we can make according to customer's need