Weilai (Guangzhou) Environmental Protection Equipment Co., Ltd.

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Weilai (Guangzhou) Environmental Protection Equipment Co., Ltd.

EMAIL:weilaihbsb@163.com / kelseyluweilai@gmail.com
TEL:+86 18320188145 丨 Whatsapp:+86 13909754659
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WhatsApp:+86 13909754659
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Centrifugal Pumps

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Self-priming Pump - DMA Series

TIME:2024-12-18 Author:admin Views:


PARAMETERS

● Max. Capacity: 50Hz-240~900 L/min    60Hz-200~960 L/min
● Max. Head: 50Hz-8~26.5 m   60Hz-8·38 m
● Power: 0.37~5.5kW
● Caliber: Inlet-40mm, 50mm, 75mm   Outlet-40mm, 50mm, 75mm

PRODUCT FEATURES

Available temperature: FRPP, CFRPP, PVDF below 85°C, CPVC below 70°C, depending on the chemical properties.
Unique mechanical seal design: adopt Teflon Bellows Seal design, and has a patented cooling circulation loop. When idling, the mechanical shaft seal will be cooled by circulating liquid inside the pump. Shaft seal materials: Sic, Carbon, Ceramic.
● Self-priming design: The self-priming force is very strong, and the self-priming force can reach 20f. The 3" model must use the tongue check valve specification to have self-priming ability.
● Corrosion resistance: Made of various special plastic steel materials, FRPP, CFRPP, CPVC, PVDF can resist most acid and alkali liquids.
● Unique design of shaft seal cover: It adopts a decomposable design for easy disassembly and replacement, and is made of special high-temperature resistant plastic steel, with a temperature resistance of 120℃, and is not easily damaged by idling.

TYPICAL APPLICATIONS

● Plating solutions including electroplating
● Acids/Bleach/Caustic/Acid liquid/Bleach liquid/Toxic liquid/Salt Water
● Abrasives/Industrial Waste Water/Chloride liquid/Corrosive liquid/Industrial wastewater, etc. transportation

PARTS LIST


MODEL EXPLANATION

1、 Model: DMA
2、 Pump Material: 1-FRPP   2-CFRPP  3-PVDF
3、In-Outlet: A-40*40 B-50*50  C-75*75
4、 Power: 8-0.37KW  10-0.75KW  16-1.5KW 18-2.2KW
                 20-3.75KW  25-5.5KW  30-7.5KW
5、 Motor Pole: 2-2P   4-4P
6、 Rubber: N-NBR  E-EPDM  V-VITON
7、 Check Valve: Y-With Check Lid   W- Without Check Lid
8、 Head: H-High Head  L-Low Head
9、 Fixed-seal: C-CERAMIC   S-SIC
      Rotational-seal: C-CERAMIC S-SIC
Spring: H-HASTELLOY-C S-SUS316
10、 Self-priming Cover: C-Long Type  D-Short Type
11、 Frequency: 5-50Hz   6-60Hz
12、 K- Idling Resistance Type
13、 Motor Type: N- Standard    B-Explosion 
 
These are Self-priming Pump of DMA Series, we have the models number as below:
DMA-A8L1
DMA-A8L
DMA-A10H
DMA-A10L
DMA-A16L
DMA-A16H
DMA-A18H
DMA-B18L
DMA-B18H
DMA-B20H
DMA-C20H
DMA-C25H
 
SPECIFICATION


PERFORMANCE CURVE


While placing your order...
Please kindly provide us the following information.
1. Chemical: Name/Concentration/Temperature/Specific gravity/Viscosity.
2. Capacity needed:__________L/min
3. Head needed:__________M
4. Power: Voltage/Frequency

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