COBRA NC 1000 B

Busch COBRA NC 1000 B – dry screw vacuum pump

The Busch COBRA NC 1000 B is a dry screw vacuum pump. The nominal pumping speed is 840 m³/h (50 Hz) or 1000 m³/h (60 Hz), the ultimate pressure 0.05 mbar. Nominal motor rating 22 kW (50 Hz) or 25 kW (60 Hz).

Features

• Powerful: screw design with patented self-balancing screws, for chemical processes, distillation and vacuum drying
• Efficient: low operating costs, little maintenance, long maintenance intervals, high availability, water cooling
• Flexible: air cooling, various seal and coating variants and ATEX-certified versions

Typical applications

Busch lists: Automotive and transport (vacuum cleaning / parts to be cleaned, heat treatment, vacuum die casting and others); Batteries (degassing, mixing, impregnation and others); Biogas handling (upgrading by pressure swing adsorption); Carbon capture (amine scrubbing, pressure swing adsorption, moving bed method and others); Chemistry (packaging, filtration, degassing, distillation, solvent recovery and others); Food processing (vacuum cooling, freeze drying, pasteurisation and sterilisation); Metallurgy (heat treatment, steel degassing, vacuum brazing and others); Oil and gas (glycol regeneration); Packaging (rotary table/carousel packaging machines, central vacuum systems, thermoforming packaging machines – sealing/evacuation station and others); Pharmaceuticals and biotechnology (freeze drying, lyophilisation, distillation, solvent recovery, filtration, degassing and others); Plastics processing (extruder and melt degassing, drying, degassing, dissolution); Power generation (green power generation, transformer drying, transformer oil purification); R&D (freeze drying, lyophilisation); Refrigeration and air conditioning (vacuum die casting); Solar (laminating); Industrial gases (liquefaction, gas transport, insulation vacuum).

Accessories and versions

• Various seal and coating configurations
• ATEX-certified versions available
• ATEX – for safe operation in potentially explosive atmospheres

Advice and service

Ehrler & Beck advises on selection, accessories and service.

Pumping speed 50Hz	840
Pumping speed 60Hz	1,000
Ultimate pressure	0.05
Rated motor power 50Hz	22
Rated motor power 60Hz	25
Weight	1,500
Length	192.8
Width	62
Height	97.4
Inlet connection flange	DN 125 PN 16
Outlet connection flange	DN 125 PN 16
Noise level	75 dB(A)
Cooling method	Water cooling
Oil type	Oil-free

Additional technical data