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905 series

905 series

Product catalog summary

Introduction
The NASH 905 Series, produced by Gardner Denver, represents an advancement in liquid ring vacuum pumps and compressors, building on the legacy of the 904 series. These pumps are designed for high reliability and performance in demanding environments such as chemical processing and geothermal power generation.

Key Features and Benefits

One Moving Part: Ensures long-term reliability.
Variable Port Design: Enhances efficiency.
Reduced Water Usage: Offers water savings.
Conical Design: Improves handling of water and particulate slugs.
Lobe Purges: Reduces erosion wear.
Gas Scavenging: Patented feature increases performance at high vacuum levels.
External Mechanical Seals: Provides flexibility and ease of maintenance.
100% Performance Tested: Ensures trouble-free start-up and operation.

Specifications

Vacuum Range: 0-26 in Hg vac to 120 mbar abs.
Mechanical Seals: Available in single or double cartridge.
Differential Pressure: 15 psi (1 bar).
Construction Material: 316L stainless steel.

Performance and Design
The 905 series features an improved variable port design for a wider operating range and efficiency. It includes water-saving technology and simpler seal line piping. The patented gas scavenging feature enhances performance and longevity at high vacuum levels.

Dimensions and Models

Models range from 905 L to 905 T, with varying dimensions and capacities.

Additional Products

Integral 2 Stage Liquid Ring Pumps: Improved performance at low vacuum levels.
Steam Jet Ejectors: Multi-stage systems with low pressure capabilities.
Vectra: Designed for high back pressure requirements.

Service and Support
Gardner Denver offers extensive service support with centers located globally, ensuring professional service for long-lasting pump operation.

Contact Information
NASH Division of Gardner Denver, 9 Trefoil Drive, Trumbull, CT 06611, USA. Phone: 800 553 NASH, +1 203 459 3900, Email: [email protected], Website: GDNash.com

Catalog excerpts

905 Series Liquid Ring Vacuum Pumps & Compressors

Open the catalog to page 1

NASH 905 Series Vacuum Pumps & Compressors A Higher Standard in Liquid Ring Pumps NASH liquid ring pumps produced by Gardner Denver have been setting the standard in performance and reliability for over 100 years. Now, the reliable NASH 904 series has been improved upon - bringing you the 905 series of liquid ring vacuum pumps and compressors. The 905 series has been designed to provide superior reliability and performance in harsh applications such as chemical processing, geothermal power generation or anywhere reliable compression of corrosive gases is needed. Constructed of 316L stainless...

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World Class Design & Performance Dimensions inches (mm in blue) Model 905 L 905 M 905 P 905 R 905 S 905 T

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Other NASH Products TC/TCM Integral 2 stage liquid ring pumps with improved performance at vacuum levels down to 0.8" HgA (27 mbar) Designed to handle large amounts of liquid carryover without difficulty Capacity of 100 to 2,240 CFM with vacuum to 0.8” HgA Capacity of 170 to 3,740 m3 /h with vacuum to 27 mbar abs Sizes range from one-inch (25mm) to 78-inch (2 meters) inlets Capacities range from 20 CFM to 20,000 CFM Capacities range from 34 m3/h to 34,000 m3/h Multi-stage system pressures as low as 0.001 mm HgA Liquid ring vacuum pumps and compressors Available in feature rich budget designs...

Open the catalog to page 4

905 series

905 series

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