FINDER CDS / NP Liquid Ring Vacuum Pumps

FINDER CDS – NP Liquid Ring Vacuum Pumps: Reliable technology for demanding industrial applications

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Available in various configurations (lantern version, base-mounted with coupling, or bare shaft depending on the model), the liquid ring vacuum pumps FINDER CDS and NP are equipped with standardized mechanical seals and can be used as compressors under certain operating conditions.

Their robust design makes them particularly well-suited for continuous-duty installations in the chemical, pharmaceutical, food processing, and power generation sectors, as well as for industrial drying and degassing processes.

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Variantes	Particularités
Construction à deux étages	Conçue pour atteindre des niveaux de Vide plus élevés qu’une pompe à simple étage.
Montage avec lanterne	Permet l’accouplement direct au moteur électrique tout en facilitant l’installation et la maintenance.
Montage sur châssis avec accouplement	Adapté aux puissances importantes et aux installations industrielles nécessitant une double supportation.
Version ATEX	Disponible sur demande pour les environnements présentant un risque d’atmosphère explosive.

Key Performance Specifications – FINDER CDS - NP Liquid Ring Vacuum Pumps

(indicative data, adaptable according to configuration)

Caractéristiques	Pompes à Vide à Anneau Liquide FINDER CDS-NP
Débit maximal	Jusqu'à 3 900 m3/h
Pression maximum	Jusqu'à 33 mbar
Technologie	Pompe à Vide à anneau liquide à deux étages
Connectique à l’aspiration	De DN25 à DN300
Connectique au refoulement	De DN25 à DN300
Puissance moteur installée	De 1,1 kW à 160 kW
Poids	De 7 kg à 213 kg
Vitesse de rotation	Jusqu'à environ 3 400 tr/min
Alimentation électrique	Moteur 50/60 Hz - 230/400 V
Matériaux standards de fabrication – Pompes à Vide à Anneau Liquide FINDER CDS-NP
Corps	Fonte
Roue à ailettes	Bronze ou acier inoxydable selon la version
Arbre	Acier inoxydable
Roue	Fonte ou bronze
Garniture mécanique	Acier inoxydable / graphite ou carbure de silicium / graphite avec joints Viton®

Key benefits for your processes - FINDER CDS - NP Liquid Ring Vacuum Pumps

Two-stage liquid ring technology for achieving high vacuum while ensuring operational stability.
Robust design suitable for continuous industrial applications.
Excellent tolerance for wet, saturated, or condensable gases and vapors.
Wide range of configurations and materials to meet the specific requirements of any process.
Compatible with various service liquid circuits: once-through, partial recirculation, or full recirculation.
Standardized mechanical seals to simplify maintenance and reduce downtime.
ATEX certification and compressor mode operation are available depending on installation requirements.

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Typical applications - FINDER CDS - NP Liquid Ring Vacuum Pumps

FINDER CDS - NP liquid ring vacuum pumps are particularly well-suited for the following industrial applications:

Drying and dehydration of industrial products.
Degassing of liquids and processes.
Vacuum distillation and crystallization.
Vacuum filtration.
Industrial sterilization.
Evaporation and product concentration.
Vacuum systems for industrial networks.
Chemical and petrochemical industry.
Pharmaceutical and biotechnology industry.
Food and beverage industry.
Power generation.
Processes requiring the suction of wet, saturated, or condensable gases.

Why choose GEFI for your FINDER CDS - NP Liquid Ring Vacuum Pumps?

As a specialist in industrial vacuum technologies, GEFI supports you in selecting the FINDER CDS or NP vacuum pump best suited to your process and operational constraints. Drawing on our technical expertise, GEFI analyzes your requirements regarding vacuum levels, flow rates, the nature of the gases being handled, and operating conditions to guide you toward the most relevant configuration. Our teams also advise you on the choice of materials, accessories, and service liquid circuits to ensure optimal performance and long-term reliable operation. Choosing GEFI means benefiting from:

Personalized support for sizing your installation.

Benefit from recognized expertise in industrial vacuum technologies. We provide guidance on both standard and custom solutions tailored to your specific application.

You will have a single point of contact to oversee your project, along with technical support before, during, and after commissioning.

With GEFI, you gain a high-performance, durable solution perfectly adapted to the requirements of your industrial process.

Ask for your personalized study

Our experts support you in choosing, integrating and optimizing your industrial vacuum solution.

FINDER CDS / NP Liquid Ring Vacuum Pumps