ELBI
DP PUMPS
NHT
SJE ELECTRO SYSTEMS
JS PUMPS
DPVS
Vertical multistage in-line centrifugal pumps
 
•High-grade product, with all wetted parts produced of stainless steel 316.
•High efficiency and long working life,no considerable maintenance.
•Motor IP 55.
•Low noise level.
•Small floor space required.
•Easy replaceable mechanical seal according to DIN 24960.

Applications:

•Water treatment plants

•Processing industry
•Seawater transportation systems •Food processing industry
•Chemical industry  

Construction:

•Vertical multistage centrifugal pump, suitable for clean, watery liquids.
•Equipped with ceramic wear-resistant liquid lubricated bearings.
•Shaft sealing by means of easy replaceable mechanical seal.
•Pump fulfils the most recent safety regulations (CE-marking).
•Sleeve sealings by means of O-rings.
•Connections 'in-line' in different versions: oval (DPVS) DIN flanges (DPVSF) and victaulic (DPVSV).
•All hydraulic components, such as shaft pump foot etc., manufactured of stainless steel AISI 316.Base plate and motor lantern made of cast iron. Base plate protected by coating.
Motor:
•Specially developed three-phase motors, 2850 RPM, 50 Hz, IP 55 according to IEC standard, insulation class F.
•Direction of rotation clockwise, seen from the top of the motor.
•Also available with single-phase motor 230V, 50 Hz, IP 54.
Special versions:
•The pumps can be delivered with special motors like explosion proof,60 Hz, etc.
•Connecting flanges according to ANSI/JIS.
•Motor flanges according to NEMA.
•Mechanical seal: silicon-carbide/silicon-carbide/Viton
•Elastomers available in EPDM instead of Viton.
Material specification:
Top plate/pump foot/impellers/diffuses/sleeve : stainless steel AISI 316
Bearings : ceramic, Al2O3 96%
Shaft protection bushes : tungsten carbide
Base plate : cast iron, GG 22
Motor lantern/ counter flanges : cast iron GG 25 with stainless steel inlay
Filling-, draining plug : stainless steel AISI 316
Elastomers : Viton
Collar flanges : cast iron,GGG 40
Mechanical seal  
DPVS 2/4 : 1-10 impellers: carbon/ ceramic, Al2O3 99% 11-25 impellers: carbon/ silicon-carbide
DPVS 10 : 1-8 impellers: carbon/ ceramic, Al2O3 99% 9-20 impellers: carbon/ silicon-carbide
DPVS 14 : 1-18 impellers: carbon/ ceramic, Al2O3 99% 20 impellers: carbon/ silicon-carbide
DPVS 18 : 1-7 impellers: carbon/ ceramic, Al2O3 99% 8-16 impellers: carbon/ silicon-carbide