| •dpj |  |
| DPl Vertical multistage in-line centrifugal pumps |
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| •High-grade product, with all wetted parts produced of stainless steel AISI 304. | |||||
| •High efficiency and long working life, no considerable maintenance. | |||||
| •Motor IP 54. | |||||
| •Low noise level. | |||||
| •Small floor space required. | |||||
Applications: |
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•Reverse osmosis and other water treatment plants |
•Seawater transportation systems | ||||
| •Processing industry | •Chemical industry | ||||
| •Laboratories | •Marine applications | ||||
| Construction: | |||||
| •Vertical multistage centrifugal pump, suitable for clean, watery liquids. | |||||
| •Equipped with ceramic wear-resistant liquid lubricated bearings. | |||||
| •Shaft sealings by means of mechanical seal. | |||||
| •Pump fulfils the most recent safety regulations (CE-marking). | |||||
| •Sleeve sealings by means of O-rings. | |||||
| •All hydraulic components, such as shaft pump foot etc., manufactured of stainless steel 316. Base plate and motor bracket made of cast iron. Base plate protected by coating. | |||||
| Motor: | |||||
| •Specially developed three-phase motors, 2850 RPM, 50 Hz, IP 54 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: | |||||
| •Oval counter flanges with stainless steel 316 female threaded inlay. | |||||
| •The pumps can be delivered with special motors like explosion proof, 60 Hz, etc. | |||||
| •Stainless steel de-aerating and draining plug. | |||||
| •Elastomers available in Viton instead of EPDM. | |||||
| •Connecting flanges according to ANSI/JIS. | |||||
| •Motor flanges according to NEMA. | |||||
| •Mechanical seal: silicon-carbide/silicon-carbide/Viton. | |||||
| Material specification: | |||||
| Motor bracket | : cast iron GG 25 | ||||
| Impellers/ diffusers/ sleeve | : stainless steel AISI 316 L/1.4404 | ||||
| Pumpfoot | : stainless steel AISI 316/1.4401 | ||||
| Shaft | : stainless steel AISI 316/1.4408 | ||||
| Bearings/ shaft protection bushes | : ceramic/ carbide (tungsten) | ||||
| Shaft seal | : mechanical seal | ||||
| Sleeve gasket | : EPDM/ Thermo-Tork TN-9004 | ||||
| Mechanical seal | : Carbon/ ceramic (tungsten) | ||||
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